2003年,我市水产技术推广站开展池塘亩产吨鱼的试验推广工作。我们选在条件好的城郊400亩鱼塘开展生产性技术推广,取得增产增收的预期效果,达到预定产量指标,以草鱼为主体鱼多品种多规格混养,每亩产鱼1吨以上。现将有关情况汇报如下。1、试验池塘1.1条件:每口池塘3亩￣5亩,水深 In 2003, the city’s aquatic technology promotion station to carry out experiments to promote tons of tons of fish ponds. We selected 400 mu fish ponds in good conditions to carry out productive technology promotion and achieved the expected results of increasing production and increasing income. We achieved the expected yield targets. Grass carp was the main species of polyglot polyculture with more than 1 ton of fish per mu. Now report the situation as follows. 1, Test Pond 1.1 Conditions: Each mu 3 mu ~ 5 acres of ponds, water depth