Impacts of fish and pesticide in lowland irrigated rice fields
نویسندگان
چکیده
منابع مشابه
Fallowing did not disrupt invertebrate fauna in Philippine low-pesticide irrigated rice fields
Kenneth G. Schoenly*, Joel E. Cohen, Kong Luen Heong, James A. Litsinger, Alberto T. Barrion and Gertrudo S. Arida Department of Biological Sciences, California State University, Stanislaus, Turlock, CA 95382, USA; Laboratory of Populations, Box 20, Rockefeller and Columbia Universities, 1230 York Avenue, New York, NY 10065, USA; Crop and Environmental Sciences Division, International Rice Rese...
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Africa has a very high human population growth rate which is not matched by the rate of increase in agricultural production per capita. One solution often envisaged is to increase of the area of irrigated land, permitting two crops per year. The most extensively irrigated crop is rice, for which demand continues to increase. Rice-fields are usually flooded for long periods, providing suitable b...
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An experiment was conducted to determine the impact of fish and prawn culture on some physicochemical parameters of water, weeds, benthos, and rice yield under simultaneous method for a period of 5 months from July to November 2007. The experiment was comprised of five individual treatments having three replicates for each. The treatments were: rice combined with fish and regular urea fertiliza...
متن کاملDiet and resource partitioning among anurans in irrigated rice fields in Pantanal, Brazil.
Artificial ponds or irrigated systems scattered throughout farmlands can offer important habitats for anurans and can be interesting sites for research on species resources use in a changing landscape. This study describes the diet and resource partitioning among anurans inhabiting irrigated rice fields in the Pantanal region. Twenty categories of prey were found in the stomachs of Leptodactylu...
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ژورنال
عنوان ژورنال: Fisheries science
سال: 2002
ISSN: 0919-9268
DOI: 10.2331/fishsci.68.sup2_1976