DISPOSAL OF POULTRY DROPPINGS AND THEIR IMPACT IN ENVIRONMENT POLLUTION INCHITTAGONG DISTRICT

Abstract

The present study was conducted to evaluate the droppings disposal system in poultry farm and measures adapted to protect environment pollution. Data were collected randomly from 20 selected poultry farmers of Chittagong district using questionnaire. The independent variables such as age, educational qualification, training status of the farmers, farm size and dependent variables such as flock size, droppings production, disposal system of droppings etc. were studied. In this study, the highest percentages (65%) of the farms were broiler type and most of the flocks (50%) were in medium sized (1000 to 2000 bird). Majority of the farmers (50%) were in middle aged (30 to 40 years) and 15% farmers were in old age (> 40 years), most of them (65%) have no training about poultry farming. Highest amount (>200 kg/day) of droppings was produced by 20% farms and lowest amount (<100 kg/day) was produced by 45% farms. Frequency of droppings collection after 1-2 days, 3 days interval , weekly and after the batch were 25%, 35%, 20%, 20% farms respectively.. Majority of the farmers claimed that droppings of poultry to be a real problem for odour and ammonia gas emission. Majority of the farmers (75%) disposed poultry waste in a selected pit and others (25%) thrown beside the road. 50% of the farmers sale droppings and rest them considered as useless. Highest percentage (40%) of crop farmers used poultry droppings as fertilizer and lowest (20%) as fish feed. Majority of farmers disposed dead bird in selected pit and which is outside the farm. Dropping disposal is really a great problem for aesthetic, public environmental point and public health significance. Standard method need to be established for efficient and cost effective disposal system in poultry farm.