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1.鱼塘选择标准化养鱼池塘选址必须科学合理,要求水源稳定,不受污染,建池土质以壤土最好。鱼池形状以长方形为宜,长宽之比一般为2～4:1,东西长,南北宽。鱼池周围不宜有高大树木及建筑物,以免遮光、挡风及妨碍养殖操作。标准化养鱼池塘还应注意养殖环境的创造与保护。每年必须采取清淤措施,勤除杂草,以改良底质环境条件,防止水质恶化;每个鱼塘必须设有单独的注、排水道,建设好防逃设施,在进排水口建好闸门,用铁丝网或
1. Fish ponds to choose standardized fish ponds site selection must be scientific and reasonable requirements of water stability, pollution-free, built pond soil to the best soil. Fish pond shape to rectangular, length to width ratio is generally 2 to 4: 1, something long, north-south width. Fish pond should not be surrounded by tall trees and buildings around, so as to avoid shading, wind and hinder farming operations. Standardization of fish ponds should also pay attention to the creation and protection of farming environment. Every year, dredging measures must be taken to eliminate weeds in order to improve the environmental conditions of the sediment so as to prevent the deterioration of water quality. Each pond must have a separate note and drainage channel, and an anti-fouling facility should be built to build a floodgate , With wire mesh or