尼罗罗非鱼1973年从以色列引进菲律宾,研究表明,它比莫桑比克罗非鱼生长快,因此养殖尼罗罗非鱼获利更多。池塘的准备放养鱼种之前,池塘要彻底排干,清除障碍物,水草和野鱼。塘底要干透,直到出现裂纹,然后用新鲜、干净的水灌满鱼塘。若施干的鸡粪之类的有机肥,应撒到水深为20～40厘米的塘底。鸡粪的施用量为每 Nile tilapia introduced into the Philippines from Israel in 1973 and studies have shown that it grows faster than tilapia in Mozambique and therefore benefits more from the cultivation of Nile tilapia. Pond preparation Before stocking fish ponds should be drained thoroughly to remove obstacles, aquatic plants and wild fish. Dry the bottom of the pond until cracks appear, then fill the pond with fresh, clean water. If the dry chicken manure and the like organic fertilizer should be sprinkled to a depth of 20 to 40 cm of the pond. Chicken manure is applied at a rate of