Project supported by the National Science & Technology Pillar Program of China during the Eleventh Five-Year Plan Period (No. 2008BADA7B02);the National Natural Science Foundation of China (No. 40773075);the Natural Science Foundation of Jiangsu Province,China (No. BK2007262)
Excess phosphorus (P) from agricultural soils contributes to eutrophication in water bodies. Samples (n = 60) were taken from sites where rice paddies have been converted to vegetable fields for 0, 〈 10, 10-20, a...