breeding rate的例句大全

The total breeding rate of 600 samples was 83.2%. The density was significantly different. In the samples in which acaroid mites were detected the breeding density ranged from 2.7 NO.

600份标本的总体孳生率为83.2%，孳生密度差异较大，从2.7～326.3NO。

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And it is not come up to the whole country average standards from all stock group quality to breeding rate, produce rate, commodity rate and meat products.

从整个畜群质量到繁殖率、出栏率、商品率和产肉量，均不及全国平均水平。

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The Stability of the Intraspecific Competition System for the Natural Enemies Which Possess Functional Breeding Rate or Capturing Rate

具有函数放养率或捕获率天敌有种内竞争系统的稳定性

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The rate of cow's oestrum fecundation is one key factor of cattle's breeding rate.

奶牛情期受胎率是影响奶牛繁育率的重要因素之一。

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Experiences of Increasing the Breeding Rate of the Wild Life

关于提高野生动物繁殖率的体会

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The study on increasing the breeding rate of chicks with low-dosage stimulation

小剂量辐射刺激提高鸡繁殖率研究

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The Effect of Low Dietary Calcium Intake During Pregnancy on the Breeding Rate in rats

妊娠期低钙饮食摄入对大鼠出产率的影响

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Comparative Study on the Breeding Rate in Artificial Inseminated Blue Fox under the Influence of LRH-3 、 HCG 、 PMSG

LRH-3、HCG、PMSG影响人工授精（AI）蓝狐繁殖率的比较研究

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Towards the end of the plover breeding season, the rate of female divorce declines.

在鸟的繁殖期快要结束的时候, 雌鸟离婚的比率就下降了.

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Having been researched thoroughly for many years, the technical problems such as lower rate of callus formation of Avena Nuda' flower breeding and seedling growing difficulties are overcome.

经过多年的深入研究，攻克了莜麦（裸燕麦）花培出愈率低、成苗难的技术难关。

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Studies were carried out on Embryonic development, point of no return ( PNR), Oxygen consumption rate, suffocation point and the acute toxicity of five kinds of commonly-used aquacultural drugs to Pseudobagrus ussuriensis through breeding biology angle.

本文从养殖生物学角度出发，研究了乌苏里拟鲿的胚胎发育、不可逆点、耗氧率与窒息点以及对5种常见渔药的敏感性。

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The rate of breeding bulbil in two experiments are different.

在两个实验中得到不同的成球率。

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Effects of different breeding methods on the metamorphosis rate of early zoea of Eriocheir sinensis

不同布苗法对河蟹早期溞状幼体变态率的影响

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