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某小型天然湖泊原有�量鱼类后改造为人工鱼塘投饵养殖植食性鱼类和肉食性鱼类两类鱼均无滤食浮游生物的能力养殖前后生态调查的数据见下表请 Template






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某小型天然湖泊原有量鱼类后改造为人工鱼塘投饵养殖植食性鱼类和肉食性鱼类两类鱼均无滤食浮游生物的能力养殖前后生态调查的数据见下表请 sketch template