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Draft CMP HH - the Department of Environment

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Coastal and Wetland Biodiversity Management Project BGD/99/G31<br />

Hakaluki Haor <strong>Draft</strong> Conservation Management Plan<br />

7.2.14 Soils<br />

Understanding <strong>the</strong> soil pr<strong>of</strong>ile <strong>of</strong> Hakaluki Haor will provide important baseline information upon<br />

which to base management decisions especially in relation to <strong>the</strong> conservation <strong>of</strong> swamp forests and<br />

<strong>the</strong> sustainable production agricultural and horticultural crops in and around <strong>the</strong> Hakaluki Haor<br />

ECA.<br />

A comprehensive Mouza level soil pr<strong>of</strong>ile has already been developed by <strong>the</strong> Soil Research and<br />

Development Institute (SRDI). An in-depth technical analysis <strong>of</strong> this data is now necessary in order<br />

draw-out <strong>the</strong> linkages and relationships between soil variances in <strong>the</strong> ECA and <strong>the</strong> potential to<br />

regenerate swamp forests, as well as grow economically viable and environmentally sustainable<br />

agricultural and horticultural crops. A sound knowledge <strong>of</strong> soil characteristics will also be<br />

beneficial in attempting to address on-going issues <strong>of</strong> erosion and sedimentation.<br />

Management Actions<br />

• Analyse <strong>the</strong> soil pr<strong>of</strong>ile map developed by <strong>the</strong> Soil Research and Development Institute (SRDI)<br />

and undertake ground truthing missions to validate its accuracy<br />

• Provide support to SRDI in updating <strong>the</strong> soil pr<strong>of</strong>ile map<br />

• Identify <strong>the</strong> soils in which swamp forest species grow best and where <strong>the</strong>se soil types are located<br />

throughout <strong>the</strong> ECA<br />

• Develop an understanding <strong>of</strong> how soils and soil pr<strong>of</strong>iles are changing in Hakaluki Haor and<br />

determine <strong>the</strong> impact such change will have on <strong>the</strong> restoration <strong>of</strong> swamp forests and <strong>the</strong><br />

production <strong>of</strong> agricultural and horticultural crops<br />

Primary Outcome/ Output<br />

• The relationship between soil type and plant growth is established and understood<br />

• Soil data supports conservation efforts especially in relation to <strong>the</strong> restoration <strong>of</strong> swamp forests<br />

Constraints<br />

• Developing a sound understanding <strong>of</strong> <strong>the</strong> soil pr<strong>of</strong>ile <strong>of</strong> Hakaluki Haor may be very time<br />

consuming as <strong>the</strong> ECA is very large<br />

7.2.15 Agro-Chemicals and IPM<br />

Pesticides, herbicides, fungicides, and syn<strong>the</strong>tic fertilisers are widely used for agricultural and<br />

horticultural purposes in and around Hakaluki Haor, as well in <strong>the</strong> tea estates surrounding <strong>the</strong> ECA.<br />

At this stage, very little is known about <strong>the</strong> impact <strong>the</strong>se potentially toxic chemicals are having on<br />

<strong>the</strong> ecology <strong>of</strong> Hakaluki Haor especially in relation to important flagship species such as <strong>the</strong> birds<br />

and fish. It is <strong>the</strong>refore important to begin investigating <strong>the</strong> matter in order to develop a sound<br />

understanding <strong>of</strong> <strong>the</strong> current situation, and with this knowledge to identify <strong>the</strong> potential range <strong>of</strong><br />

solutions and alternatives that might be employed to address <strong>the</strong> ecological implications <strong>of</strong> using<br />

agro-chemicals in <strong>the</strong> ECA. Solutions should be consistent with both <strong>the</strong> need for a healthy Haor<br />

ecosystem, as well as <strong>the</strong> interests <strong>of</strong> <strong>the</strong> local community and <strong>the</strong>ir dependence on agricultural and<br />

horticultural activities to sustain <strong>the</strong>ir livelihoods.<br />

Management Actions<br />

• Identify <strong>the</strong> number <strong>of</strong> suppliers in each <strong>of</strong> <strong>the</strong> eleven Unions and <strong>the</strong> types <strong>of</strong> chemicals that are<br />

available on <strong>the</strong> market. Manufacturers’ names should also be identified<br />

Prepared by UNOPS Consultant Mr. Sulma Warne August/ September 2005 for Project BGD/99/G31 34

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