他们已经在着手增加牧畜放养密度。
And have embarked on doing so by increasing the density of livestock.
适当的放养密度与较好的饲育管理必定会有效提升饲育生产力的表现。
Appropriate stocking density and better feed management must be applied to improve the productivity performance of tiger grouper farming.
探索了不同放养密度和投饲量水平下沟篮子鱼的生长情况和饲料利用率。
Growth and feed utilization rate of Siganus canaliculatus under different stocking densities and with various feeding levels were introduced.
本文总结了罗非鱼不同放养密度的微型生态系统中N、P浓度及P分布动态观测结果。
This paper studies the dynamics of N and P in freshwater microcosms with varying densities of Nile tilapia(Oreochromis nil(?)
在放养密度(尾数)近似的情况下，大规格鱼种对增加池塘生产力资金增益率有显著作用。
In the case of the similar stocking density (mantissa), the large-sized fish played a distinct role in increasing capital gains rate of pond productivity.
在放养密度(尾数)近似的情况下，大规格鱼种对增加池塘生产力资金增益率有显著作用。
In the case of the similar stocking density (mantissa), the large-sized fish played a distinct role in increasing capital gains rate of pond productivity.
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