1、
effects of the stocking ratio of silver carp: bighead carp on the common carp yield
鲢鳙的放养比例对驯化养鲤产量的影响
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2、
ustration of stocking ratio of silver carp and bighead carp in reservoir by their capture data
根据渔获物评价鲢、鳙放养比例的方法及应用
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3、
The ratio of root to crown increased as the stocking rate increased.
短花针茅和无芒隐子草随着载畜率的增大，根冠比逐渐加大。
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4、
本文对池塘主养草鱼不同搭配种类和比例的放养模式进行初步探讨，在相同饲养管理条件下，投喂相同的草鱼配合饲料。
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