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Effect of Shrimp in Landuse Change



5.1. Introduction

The land includes soil and topography, in fact, all the physical features of given location. It reflects the interaction of physical conditions, natural processes, and human response to them in social and economic terms. Very often it is the economic situation which dictates the planning and use of land (Robert Arvill, 1969). There are several reasons for changing land use pattern in the coastal area. The land use changing particularly with the process of shrimp farming, its influences and consequences on the land over the period of several years have been given more emphasis to this study. The variabilities involved with the shrimp cultivation and its impacts on the land also taken under consideration.

In this chapter, therefore an attempt has been to analyses the patterns of land use change in the study area during the study period (1975-99). For this purpose eight major land use categories were identified in the study area as:

-          settlement and associated homestead garden
-          cropland / agricultural land use
-          shrimp ghers
-          unused land
-          water bodies
-          road networks
-          educational institutes
-          major commercial points

The mauza wise above land use information in the Thana map was incorporated to see overall land use changes of this study. All the land use analysis has been made on the Thana map. Figure 5.1 shows the land use before the advent of shrimp cultivation in the study area. At that time very few of land were used for shrimp cultivation though Shamnagar, Kaliganj, Koira in Satkhira district and Paikgacha upazila in Khulna district were practiced since 1970. Discussion with the local people it is mentioned that there was a moneyed man from Paikgacha named Zamat Ali and imported shrimp farming technology to the Rampal upazila in 1975. Sheikh Hadi Munsi of Gourambha Union also started shrimp firming in the same year with the influence of Mr. Zamat Ali.
5.2 LAND USE PATTERN
In Bangladesh National Conservation Strategy identified six important areas of conflicting land uses in rural areas. These are:
-          crop agriculture vs. shrimp and capture fisheries;
-          forest vs. shrimp and capture fisheries;
-          crop agriculture vs. livestock;
-          agriculture vs. settlements;
-          agriculture vs. brick fields and
-          agriculture vs. newly accreted char lands.

Traditional systems found ways to make these various land uses compatible. These manifested in traditional seasonal shrimp culture and rice cropping, fallow periods and community grazing land for livestock. Due to population pressure on land, however, these traditional approaches are breaking down; available agriculture land per capita is roughly half of what it was 25 years ago (Fifth Five Year Plan, 1997-2002). As a result, more intensified uses such as intensified mono cropping and intensified shrimp cultivation are degrading soil fertility.

Shrimp cultivation within BWDB poldered area was not permitted from the long time since 1962 to 1975 in the study area. The situation rapidly changed within 10 years and most of the agricultural land converted to shrimps gher (Figure 5.2). Due to strictness of law by BWDB, delayed shrimp farming in the Mollikerber union since 1995. At present most of the agricultural land of this union converted to shrimp farm. On the other side, the area of shrimp farm in Gourambha union decreased in 1985 due to pressure of the local people and strictness of BWDB authority against shrimp farming within the poldered area. As a result, there is no significant difference for changing of land use during 1975-99 (Figure 5.3).

The broad classification of land uses in the study area is shown in Table 5.1. The major portion of the land was arable since 1975, shows 81 per cent while 19 per cent was non-arable consisting of settlement land, ponds, shrimp ghers, homesteads garden etc. Land uses during 1975-85 have been changed significantly due to advent of shrimp cultivation. Most of the agricultural lands have been converted to shrimps farm. The percentage of agricultural land uses were decreased 15 per cent to 49 per cent, and to 64 per cent during the period of 1985-75, 1999-85 and 1999-75 respectively. Consequently, the changes land uses occupied by shrimp farming-cum-agriculture were increased 13 per cent, 45 per cent and 59 per cent during 1985-75, 1999-85 and 1999-75.
Table 5.1: Land uses over different time
Land Use
Percentage of Total Land
Percentage of Difference in

1975
1985
1999
1985-75
1999-85
1999-75
Only Agriculture
81.3
66.7
17.8
-14.7
-48.9
-63.5
Gher
1.4
3.1
7.9
1.7
4.9
6.6
Agriculture + Gher
1.3
14.7
59.7
13.4
45.0
58.5
Pond
3.0
3.0
2.6
0.0
-0.3
-0.3
Settlement
12.3
11.7
10.9
-0.7
-0.8
-1.4
Household Garden
0.6
0.7
0.7
0.1
0.0
0.1
Fallow Land
0.1
0.2
0.2
0.1
0.0
0.1
Total
100
100
100
-
-
-
Source: Field survey, 1999

In the group of non-arable land, homesteads occupy 12 per cent of land in 1975, which slightly decreased to 0.7 per cent, 0.8 and 1.4 per cent during the period of 1985-75, 1999-85 and 1999-75 respectively.  Ponds and ditches occupy about 3 per cent of the total land. Pond and ditches are the sources of water to the farmers for his household purposes, livestock drinking and washing purpose and for fish cultivation.

5.2.1 Size of Land Holding
The size of land holding in the study is varied over the different time. Average land holding is found 5.0 acres (Table 5.2). The size of land holding 0.5 acres is called landless which increased significantly after the inception of shrimp cultivation. The landless farmers operated only 8.6 per cent of the total land in 1975 while in 1985 it is increased to 12.2 per cent and shows 16.1 per cent in 1999. The marginal farmer (2.5-7.5 acres) families operate 28.6 per cent of the total land in 1975, in 1985, it goes to 34.2 per cent and in 1999 this figure increased to 36.9 per cent. The middle and rich farmers families having 7.5-16.0 acres of land consists of 21.9 of the total households during 1975 while in 1999 they operates 11.9 per cent of land. Jotdars or large farmers (16 acres and above) keeping their land consistently constituted 6.0 per cent occupied of the total land since 1975 while 4.1 per cent found in 1985 and 5.9 per cent in 1999 respectively. The above figure shows the uneven distribution of land among the various farm size groups, which result ultimately in the creation of uneconomical society.

Table 5.2: Size of the Land holding
Size of land
Percentage of the total land
Holding
1975
1985
1999
<0.5
8.6
12.2
16.1
0.51-2.5
34.9
30.7
29.1
2.51-7.5
28.6
34.2
36.9
7.51-16.0
21.9
18.7
11.9
16+
6.0
4.1
5.9
Total
100.0
100.0
100.0
Source: Field Survey, 1999

5.2.2 Land Division
The increasing number of small farms seems to relate demography and culture in the study area. Owing to a rapid growth of population the existing farms have subsequently been fragmented and sub-divided over the years, leading to a smaller size of operational holding.  The working farmers are thus forced to supplement their income and food supply in a variety of ways including sharecropping, working as labours on large farm, or seeking jobs elsewhere.

Land fragmentation in the study area has been occurred one to one tenth division. Table 5.3 gives the trend of land fragmentation after taken possession from paternal property. Most of land divisions have been occurred since 1975 represent 92 per cent of the total sample household followed by 7 per cent in 1985. Land division ½ and ¯ have got top ranking accounts 23 per cent and 22 per cent of the total sample households.

Table 5.3: Division of Paternal property Own by Respondents in Different Times
Division
1975

1985

1999


No.
%
No.
%
No.
%
1
40
11.7
1
4.0
1
16.7
  1/2
80
23.3
3
12.0
1
16.7
  1/3
74
21.6
6
24.0
1
16.7
  1/4
60
17.5
3
12.0
2
33.3
  1/5
47
13.7
3
12.0
1
16.7
  1/6
26
7.6
7
28.0
0
0.0
  1/7
6
1.7
0
0.0
0
0.0
  1/8
7
2.0
1
4.0
0
0.0
  1/9
0
0
0
0
0
0
    1/10
3
0.9
1
4.0
0
0.0
Total
343
100
25
100
6
100
  %
92

7

2
100
Source: Field Survey, 1999
Percentage of loosing paternal property in terms of given possession to the second party (selling the land) increased gradually since 1975. Table 5.4 shows that the percentage of loosing land during the period of 1985-75, 1999-85 and 1999-75 have been found 5.7 per cent, 7.7 per cent and 13.4 per cent respectively.

Table 5.4: Losses of paternal property head of the household
Types of
Percentage
Difference in
 Losses
1975
1985
1999
1985-75
1999-85
1999-75
Sold
71.4
77.1
84.8
5.7
7.7
13.4
Leased
0.0
1.6
9.2
1.6
7.6
9.2
River Erosion
14.3
19.7
3.0
5.4
-16.6
-11.3
Road Construction
14.3
1.6
3.0
-12.6
1.4
-11.3
Total
100
100
100
-
-
-
Source: Field survey, 1999

Table 5.5 indicate that the marginal farmers having the land 0.5 – 2.5 acres were affected severely, 11 per cent during 1985-75 and 10 per cent in 1999-75.

Table 5.5: Size of land of the losses paternal property of the head of the household
Land in Acre
Percentage
Difference in

1975
1985
1999
1985-75
1999-85
1999-75
<0.5
28.6
10.2
12.1
-18.4
2.0
-16.5
0.5-2.5
57.1
67.8
66.7
10.7
-1.1
9.5
2.51-7.5
14.3
16.9
18.2
2.7
1.2
3.9
7.51-16
0.0
5.1
0.0
5.1
-5.1
0.0
16+
0.0
0.0
3.0
0.0
3.0
3.0
Total
100
100
100
-
-
-
 Source: Field survey, 1999

5.2.3 Settlements
Village is the basic unit of rural settlements in the study area. Most of the villages are clustered and houses are normally built on relatively elevated land. The average density of settlements is about 0.47 villages per sq. km, which is lower than that of country as whole (0.66 village per sq. km). Table 5.6 shows the year wise village density per sq. km2 population density of the study area. Number of villages decreased gradually due to partially subdivision of study area to newly created Mongla upazila in 1983 and ten villages have gone to Bagerhat sadar upazila in 1996, resulting depression of population density in 1991.

Table 5.6: Year wise Village density of the Study Area
Year
Upazila area sq. km
No. of Village
No. Village per sq. km
1974
490
244
0.50
1981
335
227
0.67
1991
335
149
0.44
1997
277
135
0.49
Source: BBS, 1992

Distribution of Settlement Area
The homestead land in the study area is gradually decreased with the increase of shrimp farming. A trend is noticeable in the distribution of land according to the size of settlement during the period 1975-1999. In 1975, about 12.3 per cent of total land were under homestead, while in 1985 and 1999 shows 11.7 per cent and 10.9 per cent respectively. The percentage of changes from 1985 to 1975 is –0.7 and in 1999 to 1975 is –1.4 (Table 5.1).

Table 5.7 shows the percentage of respondents according to the size homestead land. It appears that settlement of less than 2.5 acres are increasing. The process is reversed for holding of five acres or more. About 54.5 per cent of the respondents belong to the landless category while in 1985 it was changed to 62.8 per cent and in 1999, it was 88.8 per cent of the respondents found belong the land less than 0.5 acres. Simultaneously, the percentage of the respondent belonging the land having 0.5 to 2.5 acres decreased over different years constituting 8.3 per cent, 25.9 per cent and 34.2 per cent during 1985-75, 1999-85 and 1999-75 respectively.

Table 5.7: Size of Homestead land in the Study Area
Size
Percentage of Total Household
Difference in

1975
1985
1999
1985-75
1999-85
1999-75
<0.5
54.5
62.8
88.8
8.3
25.9
34.2
0.5-2.5
45.5
37.2
11.2
-8.3
-25.9
-34.2
2.51-7.5
0.0
0.0
0.0
0.0
0.0
0.0
7.51-16.00
0.0
0.0
0.0
0.0
0.0
0.0
16.00+
0.0
0.0
0.0
0.0
0.0
0.0
Total
100
100
100
-
-
-
Source: Field survey, 1999

Housing Characteristics
Most of the housing structures are prevailing rural in nature. Sleeping units of households is generally made south facing, while kitchens are constructed west facing. Cattle sheds and latrines was found west facing. Most of the houses were having an outer courtyard. There are variations in the design, size and height of the built houses. Large farmers normally own houses made of CI sheets. Roofs with four facets of CI sheets, locally called chouchala and with two facets called dochala, shows two major variation in design and indicate the position of the farmer in the society. Construction materials of the houses are mainly made of indigenous locally available, such as bamboo, straw, grass, jute sticks, golpata, mud, and CI sheet (Plate 2). The wall and roof are made of straw, jute stick and bamboo represent 60.47 per cent and 71.60 percent respectively (Table 5.8). Pucca structure having brick wall and RCC roof comprising approximately only 1.81 per cent and 2.91 per cent.

Table 5.8: Dwelling Households by Material of Wall and Material of Roof of the Main Structure
Wall materials

M a t e r i a l s     o f      R o o f


No. of household
Straw/Bamboo/ polythene
Tiles/C.I./Metal Sheet
Cement Concrete
Straw/Bamboo
19817
(60.47)
19253
(71.60)
564
(10.22)
-
Mud/Unburnt Brick
2067
(6.31)
1872
(6.96)
195
(3.53)
-
C.I./Metal Sheet
647
(1.97)
121
(0.45)
526
(9.53)
-
Wood
9646
(29.43)
5574
(20.73)
4072
(73.79)
-
Cement/Brick
593
(1.81)
66
(0.25)
161
(2.91)
366
(100.00)
Total
(%)
32770
(100.00)
26886
(100.00)
5518
(100.00)
366
(100.00)
Source: BBS, 1992
            Note: Figures in parenthesis indicates percentage


 5.3.2 Agricultural Land
In Bangladesh over thirty per cent of the net cultivable area is in the coast. Out of 28.5 million hectares of coastal and offshore areas about 0.833 millions hectares of the arable lands, which constitutes about 52.8 per cent of the net cultivable area in 64 upazilas of 13 districts. Most of the land in the coast is affected by varying degrees of soil salinity (Z. Karim & et. al. 1990). Agricultural land use in the study area is very poor, which is much lower than the country’s average cropping intensity (151%) ranging from 128 per cent in Bagerhat district and 104 per cent in Rampal upazila (BBS, 1984-85). Data from field survey in 1999, the cropping intensity in the study area depicted 100 per cent (Table 5.9). Double-cropped area were found 13 per cent in 1975, while in 1985 it was decreased to 5.3 per cent and in 1999, there was no land available for double cropped area.
Table 5.9: Cropped Area
Types of
Per cent of Total Area
Total cultivable land
Cropped area
1975
1985
1999
1975
1985
1999
Single cropped area
87.0
94.7
100.0
87.0
94.7
100.0
Double cropped area
13.0
5.3
0.0
26.0
10.6
-
Triple cropped area
0.0
0.0
0.0
00
00
-
Total
100
100
100
113.0
105.3
100.0
Cropping Intensity



113.0
105.3
100.0
Source: Field survey, 1999

Different rice-based cropping patterns are observed in the study area. The most common practice is to grow single transplanted aman rice. Some farmers at higher elevations grow broadcast aman followed by transplanted aman. The cultivation of modern varieties is very poor. Table 5.10 shows, wheat and jute were grown before 1980. Brackish water shrimp cultivation when increased substantially the wheat and jute gradually diminished and after 1980s, there was no land available for wheat and jute cultivation. 

Table 5.10: Area of Rice, Wheat and Jute in the Rampal Thana
Year
Area in Acre

Aus
Aman
Boro
Wheat
Jute

Local
HYV
Local
HYV
Local
HYV
Local
HYV

1974-75
-
219
97456
830

130
2
1
58
1975-76
50
50
96645
1765
15
126
-
-
71
1976-77
-
-
89290
1450
-
80
-
-
134
1977-78
-
-
91239
920
-
150
-
-
77
1978-79
-
-
87131
1718
90
43
-
-
71
1979-80
-
-
82460
6000
179
80
-
25
73
1980-81
-
-
75100
3500
100
700
-
-
-
1981-82
-
-
72600
500
100
1300
-
-
-
1982-83
-
-
79800
1600
-
-
-
-
-
1983-84









1984-85


56522
1000
-
-
-
-
-
1985-86









            Source: BBS, 1982

After harvesting of T. Aman, rice, farmers in study area keep their land fallow for 3 months for preparation of shrimp ghers and stocking of shrimp fry in some of the land. During the dry season, the soil found severely saline (>10 dSm-1). At that time most the land found were used shrimp with the help saline water. The extent of salinity comes down during monsoon (2-4 dSm-1) local variety of T aman shows response to application of fertilizer.

Since 1975 agriculture was the primary occupation and estimated about 81 per cent of the study area operate crop cultivation (Table 5.11).

Table 5.11: Primary occupation of the respondent of the sample households
Occupation
Primary
Secondary

Number
Percentage of Total
Number
Percentage of Total
Agriculture
296
17.09
168
34.93
Owner of Gher
178
10.28
184
38.25
NGO Worker
36
2.08
2
0.42
Go. Worker
58
3.35
5
1.04
Business
100
5.77
47
9.77
Van Puller
14
0.81
0
0.00
Motor Driver
1
0.06
0
0.00
Mecahanic
4
0.23
0
0.00
In. Worker
3
0.17
0
0.00
D.Labour(Non Ag.)
37
2.14
24
4.99
Share Cropper
2
0.12
3
0.62
D.Labour(Ag.)
30
1.73
31
6.44
Housewife
480
27.71
2
0.42
Vagabond
31
1.79
0
0.00
Student
436
25.17
0
0.00
Fisherman
14
0.81
8
1.66
Boatman
0
0.00
1
0.21
Barber
1
0.06
0
0.00
Blacksmith
0
0.00
1
0.21
Others
11
0.64
5
1.04
Total
1732
100.00
481
100.00

The cropping pattern was gradually changed subsequently with introduction of high profitable brackish water shrimp culture. In dry months (December to June) most of the agricultural land were used shrimp cultivation with the help of saline water followed by a crop of local variety of paddy (aman) in wet months from July – December. Some of the agricultural land converted permanently shrimp ghers with the advancement of shrimp cultivation. Thus, during 1975 to 1985 the available paddy land was decreased 15 per cent represent 66 per cent of the total study area. In 1999, about 17.8 per cent of the total land have denoted for agricultural uses estimated 49 per cent lower than that of land in 1985 (Table 5.1).

Size of Agricultural Farms
Because of the high density of population, traditional agricultural system and institutional land reforms system, the farmland in the country and their distribution is highly complicated (Alamgir, 1975). Pressure of population on land resources in Bangladesh is evident from the fact that per capita net cropped area is seen to have decreased from 0.17 ha in 1961 to 0.08 ha in 1988. By the year 2000 per capita availability of net cropped area is likely to fall to 0.06 ha (Aminul, 1995).

A clear pattern of land ownership emerges if the farms are classified to their size (Asaduzzaman, 1975). It is studied that the landless families were increased significantly with the inception of shrimp farming. The percentage of total sample households on the basis agricultural land consisting of <0.5 acres were increased 4 per cent during 1985-75 to 38 per cent during 199-85. While in 1999-75, it was found 42 per cent (Table 5.12). High concentration of land ownership existed in the less than 2.5-acre category. The percentage of households according the land operate by sub-marginal and marginal farmers groups were decreased sharply accounted 5 per cent 20 per cent and 25 per cent during 1985-75, 1999-85 and 1999-75 respectively.

Table 5.12: Agricultural Farm Size
Size
Percentage of Total Household
Percentage of Difference in

1975
1985
1999
1985-75
1999-85
1999-75
<0.5
21.9
25.9
63.6
4.0
37.7
41.7
0.5-2.5
45.2
39.8
20.1
-5.3
-19.8
-25.1
2.51-7.5
23.5
25.9
13.4
2.4
-12.6
-10.2
7.51-16.00
7.8
7.0
1.9
-0.8
-5.1
-5.9
16.00+
1.6
1.3
1.1
-0.3
-0.3
-0.5
Total
100
100
100
-
-
-
            Source: Field Survey, 1999

 

5.3.3 Shrimp Gher

Ghers culture constitutes one of the important fishery resources in the study area. This is an age-old traditional practice for shrimp cultivation some enclosures which is locally known as gher. The practice of natural stocking of the gher is being progressively replaced by artificial stocking with the post larvae of shrimp. This type of shrimp culture is termed as “Extensive Culture” has done in an unmanaged manner in the study area. Thus, due to high profitable of shrimp than paddy, most of the agricultural or other than the agricultural land were converted into shrimp farms permanently and cultured throughout the year. As can be seen from the Table 5.1, most of the paddy lands have been changed to shrimp ghers accounted 70.1 per cent during or before 1975 in the study area. In 1985 to 1999, the conversion of paddy land into shrimp farms 85.2 per cent to 89.9 per cent. Table 5.13 the types of land uses before shrimp cultivation in study area.


Table 5.13: Types of Land Use before Shrimp Cultivation
Types of
Percentage
Differences of Percentages
Land Use
1975
1985
1999
1985-75
1999-85
1999-75
Forest land
3.5
2.9
2.2
- 0.6
-0.7
-1.3
Paddy Land
70.1
85.2
89.9
15.1
4.7
19.8
Vegetables land
18.9
7.4
2.2
-11.5
-5.2
-16.7
Other Crops land
4.6
2.3
0.0
-2.3
- 2.3
- 4.6
Grazing Land
2.4
1.6
0.1
0.8
0.5
0.7
Swamp Area
0.0
0.0
1.1
0.0
1.1
1.1
Fish Culture Area
0.5
0.6
3.4
0.1
2.8
2.9
Total
100
100
100
-
-
-
Source: Field Survey, 1999
Vegetable land is the second most important type of land use affected seriously due to shrimp cultivation. In 1975, the vegetable land was found 18.9 percent of the total of the study area, while in 1985 it was gone down to 7.4 per cent and in 1999, changed to 2.2 per cent. Like as the Chakaria Sundarbans, the forestland in the study area also distracted significantly. About 3.5 per cent of the total area occupied by the forest in 1975. After the inception of shrimp cultivation during 1975-1999, about 1.3 per cent total land occupied by forestland has been changed to shrimps farm.

Size of Shrimp Ghers
Before 1975, there was no shrimp ghers conception in the study area. A large number of pocket ghers (less than 0.5 acres) were introduced during the period of 1985-75 and 1999-75 accounted 66 per cent and 70 per cent respectively. The land (less than 0.5 acres) operates by shrimp farming followed by paddy cultivation constituted 36 per cent in 1985 and 41 per cent in 1999.  The concentration of shrimp farms has been found within the group of 0.5-2.5 and 2.5-7.5 categories. The farm area more than 16 acres represents jotdars or large farmers operated the 2.9 per cent of the total land in 1985 while it is increased to 4 per cent of total land in 1999. Table 5.14 describes the size of shrimp ghers according to the respondents of the households.

Table 5.14: Size of Shrimp Ghers according to the respondents of the Households

Size
Percentage of Total Household
  Percentage of Difference in

1975
1985
1999
1985-75
1999-85
1999-75
<0.5
0.0
66.2
70.0
66.2
3.8
70.0
0.5-2.5
66.7
16.2
11.6
-50.5
-4.6
-55.1
2.51-7.5
16.7
10.3
8.6
-6.4
-1.7
-8.1
7.51-16.00
16.7
4.4
5.9
-12.3
1.5
-10.7
16.00+
0.0
2.9
4.0
2.9
1.0
4.0
Total
100
100
100



            Source: Field Survey, 1999.
Shrimp cultivation was not significant during the period 1975. At that time, small farmers having the land 0.5 to 7.5 acres cultivated paddy and earned additional income of shrimp without any efforts for getting preparation of shrimp cultivation. During 1985, when shrimp product got high demand on international market, traditional shrimp cultivation convert into improved extensive shrimp cultivation resulted majority of paddy land transformed into shrimp farms and paddy cultivation turned into second crop. At that time small and medium farmers participated significantly for shrimp cultivation followed by paddy cultivation. Table 5.15 shows the size of exclusive shrimps farm and shrimp farms followed by paddy cultivation.

Table 5.15: Size of Shrimp Ghers followed by paddy cultivation
Size
Percentage of Total Household
 Percentage of Difference in

1975
1985
1999
1985-75
1999-85
1999-75
<0.5
0.0
36.1
41.2
36.1
5.1
41.2
0.5-2.5
75.0
28.9
25.3
-46.1
-3.6
-49.7
2.51-7.5
25.0
27.8
22.0
2.8
-5.9
-3.0
7.51-16.00
0.0
5.2
7.9
5.2
2.8
7.9
16.00+
0.0
2.1
3.7
2.1
1.6
3.7
Total
100
100
100
-
-
-
            Source: Field Survey, 1999.

5.3.4 Road Network
In this study, there was no pucca road before 1975. Out of 45 miles metalled road from Khulna to Mongla port, 13 miles road passes through Rampal upazila. Herringbone and semi-metalled road constituted 61 miles networking with different growth centers and mills factories. The katucha road and embankments surrounding rivers and canals are used as non-metalled road, which are severely affected due to intrude saline water to the agricultural land across the embankment. Recently, some of this non-metalled road converted to semi-metalled for better marketing facilities of the shrimp. Table 5.16 presents road mileage according to types of road in the Rampal upazila.

Table 5.16: Road mileage according to types of road in the Rampal upazila
Year
Types of road in miles
Total

Metalled
Semi-metalled
Non-metalled

1975
0



1985
13
61
325
399
1991




            Source: Zila Statistics, 1988, Interpretation of 1975 Aerial Photograph and Field Survey 1999


5.3.5 Shops
There are different sizes of pocket shops established for gear up the marketing facility of the shrimps immediately after harvesting. Ice factories, cold storage and deheading and packaging industries of shrimp are also established in the study area. Plate 5.1 shows the major shrimp processing factories and industries in Rampal upazila.

5.3.6 Other Land uses
Different water bodies (pond and canal), Kitchen garden and fallow land uses are taken under this category comprising 13.29 per cent of the total area since 1975. Table 5.17 shows the percentage of the other land uses were decreased after inception of shrimp cultivation in the study area. Kitchen garden and fallow land changed significantly. Since 1975, about 7.55 per cent of the total land in the study occupied by kitchen garden. After more than a decayed (1975-99), about 4.08 per cent of the kitchen garden were converted into shrimp ghers.

Table 5.17: Percentage changes of water bodies, Kitchen Garden and Fallow Land during 1975–99
Year
Ponds
Canal
Kitchen Garden
Fellow Land
Total
1975
2.74
1.20
7.55
1.18
13.29
1985
2.49
1.06
5.89
0.85
10.29
1999
2.04
0.84
3.47
0.58
6.97
% of Changes over 1975-85
-0.25
-0.14
-1.66
-0.33
-3.00
% of Changes over 1975-99
-0.70
-0.36
-4.08
-0.6
-6.32
Source: Field Survey, 1999.

5.4 Man-Land Relation
It is evident from land use pattern of the study area, the man-land ratio is playing significant role on inequality of social structure emerging environmental crisis. In 1974, the population density was 414 persons per square km; by 1991 it rose to 498 (BBS 1992). At present population density in the study is found 663 indicates the increased pressure of population on land than on previous census.

The per capita distribution of land in the study area is 0.43 acre, which is very close to national per capita distribution of land 0.42 acres. The per capita distribution of agricultural land is only about 0.08 acre that is far below of 0.47 acres in 1975, while per capita cropped land & shrimp farmland accounted 0.26 acres that was 0.01 acres in 1975. The per capita distribution of the shrimp farmland was recorded 0.01 acres in 1975 and increased to 0.03 acres in 1999 (Table 5.18).

Table 5.18: Man-Land Relationship
Relationship
Land in acre

1975
1985
1999
Per capita total land
0.58
0.55
0.43
Per capita agricultural land
0.47
0.36
0.08
Per capita agricultural land & shrimp farm land
0.01
0.08
0.26
Per capita shrimp farm land
0.01
0.02
0.03
Per capita settlement
0.07
0.06
0.05
Source: BBS, 1992, Upazila Statistics Office, 1999 and Field survey, 1999

5.5 Land Tenure
The intensive land use patterns in the study area are the expression of many sets of temporal and spatial conditions which manifest themselves in different land use activities such as agricultural implements, method of cultivation and land tenure system (Islam, 1995). Over the years, the land tenure systems have led to the concentration of land in relatively few hands. Much of the present agricultural backwardness, problem of salinity exceeding the crop tolerant limit, high potential areas for shrimp farming and social inequalities have been attributed to land tenure system that developed in the coastal areas. The study is highlighted the basic aspects of the land tenure structure as they evolved through time after the inception of shrimp cultivation and to examined the land reforms promulgated from 1975 to 1999.

5.5.1 Tenancy and Tenure Arrangement of Agricultural land 
Different forms of tenancy are in operation in this region of which owner farming is still the shows most significant. It accounts for more than 80.7 per cent of total acreage in 1975. After the passing the time the form of owner tenancy is gradually decreased. During the period 1975-85 the tenancy in the form of owner farm cultivation was recorded 65.8 of the total agricultural land. It was decreased to 54 per cent in 1985-99. Next is the sharecropping represented 11.5 per cent in 1975 and increased to 25.4 per cent during 1985-75. During the period of 1999-85, owner farm cultivation was recorded to 35 per cent of the total cultivated land. Table 5.19 can be seen the form of tenancy of agricultural land according to the percentage of respondent of the household. Owner-cum tenants comprising 6.4 per cent in 1975, while in 1975-99 rose to 9.1 per cent of the total cultivated land emphasizing a change in the extent of tenancy relationship over 1975 to 1999. No appreciable change took place of agricultural land in the form of leased land, during 1975-1999. Sharecropping took place substantially at an increasing rate, recorded 11.5 per cent to 35 per cent during the period 1975-99.

Table 5.19: Tenancy of Agricultural Land
Form of Tenancy
Percentage of the Respondents
Percentage of the Difference in

1975
1985
1999
1985-75
1999-85
1999-75
Owner cultivation
80.7
65.8
54.0
-15.0
-11.8
-26.7
Owner-cum tenant
6.4
7.2
9.1
0.8
1.9
2.7
Lease
1.4
1.6
1.9
0.2
0.3
0.5
Sharecropping
11.5
25.4
35.0
13.9
9.6
23.5
Total
100
100
100
-
-
-
Source: Field Survey, 1999.

5.5.2 Tenancy and Tenure Arrangement of Shrimp Farm
The marginal landowner is becoming landless by the process of tenancy and tenure arrangement of shrimp farm. The forms of tenancy of the shrimp farm in the study can be seen in the Table 20. Due to high initial cost involvement with the ghers construction and fry collection, the marginal farmers could not use their land as a shrimp cultivation resulting force to release their land to the rich farmer in the form of lease system. Thus, owners of shrimp cultivation have been decreased over the time and accounted 69.8 per cent to 57.4 per cent of the total land under shrimp farms during 1975-99. Simultaneously, the percentage of the owner-cum leaseholder increased 18.6 per cent to 25.9 per cent. The tenancy belong to the lease system have been increased 5.4 per cent 13.5 per cent during 1975-99.

Table 5.20: Tenancy of Shrimp Ghers
Form of Tenancy
Percentage of the Respondents
Percentage of the Difference in

1975
1985
1999
1985-75
1999-85
1999-75
Owner farm
69.8
61.4
57.4
- 8.4
- 4.0
- 12.4
Owner-cum tenant farm
18.6
19.3
25.9
0.7
6.7
7.3
Lease farm
5.4
9.6
13.5
4.2
3.9
8.1
Share farm
4.7
11.7
13.5
6.5
-13.1
-6.7
Total
100
100
100
-
-
-
Source: Field Survey, 1999.


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