Objective To know the anti-fertility effect of the compound of neem oil on male mice.
目的探讨印楝油复合物对雄性小鼠的抗生育作用。
Objective: To explore the anti-fertility effect of the compound of neem oil on female mice.
目的：探讨印楝油复合物对小鼠的抗生育作用。
Objective: To explore the anti-fertility effect of the compound of neem oil on female mice.
目的探讨印楝油复合物对雄性小鼠的抗生育作用。
A closer look at the fertility behavior of the poor is important because of the extensive literature on the "replacement effect" of high infant mortality.
仔细研究穷人的生育行为是很重要的，因为有大量关于婴儿高死亡率的“替代效应”的文献。
Research has uncovered more and more about the effect of chemical additives like BPA on female fertility and the health of the children.
很多研究已经越来越多地揭示了化学添加剂如BPA对女性生育能力和儿童健康的影响。
But they had the effect of increasing fertility.
但是结果是生育率的增加。
In the USA and elsewhere in the world, a research project is underway to determine the effect of BPA on fertility, if any.
在美国和世界上一些国家，一项关于BPA对人类影响的研究正在进行。
Cigarettes and other tobacco products are thought to have an adverse effect on a woman's fertility due to the toxins released during smoking.
香烟和其他烟草产品所含有的毒素对女性生育能力有害。
It takes another generation before the effect of smaller families-that is, of lower fertility-starts to show up in the overall population figures.
这得需要下一代家庭同样很小，人口出生率低，才能在总人口的数字上呈现出减少的迹象。
He said that couples, gay and straight, who wanted fertility treatment were often worried about the effect on a child of knowing that they could track down their missing biological parent.
他说，寻求辅助生育治疗的伴侣，不管是同性恋还是异性恋，都很担心如果孩子知道自己能找回生父母会有什么后果。
Effect of employing different fertilizer in the upland yellow soil and the sandstone yellow soil on tea garden edaphon and soil fertility and tea yield was studied.
在山地黄壤和砂岩黄壤中施用不同肥料种类，了解对茶园土壤中微生物种群和土壤肥力及茶叶产量的影响。
Effect of plant density and fertilizer application on plantain yield in two soils from Colombia with different natural fertility is shown (Table 2).
表2说明了在哥伦比亚的两种不同天然肥力土壤上种植密度及肥料用量对大蕉产量的影响。
For now, there's still no way to reverse POI's effect on fertility.
目前还没有办法改变原发性卵巢功能不全对生育的影响。
Author studied the effect of soil fertility on the change of protein components content and processing quality in wheat kernel.
研究了基础土壤肥力对小麦籽粒蛋白质组分含量变化及加工品质的影响。
The effect of applying N-fertilizer or not in wheat on soil fertility and grain yield and fertilizer-N use efficiency (FNUE) of rice in the wheat-rice cropping system were studied.
通过对前茬作物小麦设置施用氮肥与不施用氮肥处理研究它对土壤肥力及后茬作物水稻产量和氮肥利用率的影响。
This paper took field experiment for studying the effect of covering straw on some properties of mulberry soil fertility with long-term no-tillage.
应用田间试验的方法研究在长期免耕条件下覆盖对桑园土壤某些肥力性状的影响。
The results show that yield increase effect and economic benefit of controlled release N fertilizer application decrease in lower, medium and higher fertility paddy soils in proper order.
结果表明：在较低、中等和较高肥力稻田上，施用控释氮肥的增产效果和经济效益依次递减；
The effect of different width of prepared row on winter wheat marginal effect is remarkable on high fertility conditions.
在高肥力条件下，不同预留行宽度对冬小麦边际效应影响显著。
Cultivation experiments with sand filter pipe have been carried out to study the effect of different dosage of bentonite on sandy soil fertility.
在沙土上通过沙滤管培养，研究了不同膨润土用量对土壤肥力的影响。
We already know that these fertility drugs can have a similar effect in laboratory studies.
我们已经知道，这些生育药物在实验室研究中有一些类似的作用。
The level of fertility was negatively correlated with infection frequency, and there was no effect of it on the incubation period.
肥力水平与侵染机率呈显著负相关，对潜育期无明显影响；
Objective To study the synergistic effect on male anti fertility of a combined regimen of lowdoes gossypol with steroid hormones.
目的探讨低剂量棉酚和甾体激素联合用药发挥抗男性生育的药物协同作用。
Applying sludge had positive effect on improving the quality of peanut, keeping and improving soil fertility.
污泥对改善花生品质，保持和提高土壤肥力具有作用。
Results show that desired fertility has the largest effect on the actual fertility.
研究结果表明，对生育行为最大的影响因素是生育意愿。
The results indicated that the hybrid seed fertility, single plant yield and apparent genetic effect of rice treated by SPNE were higher than the control.
结果表明，用SPNE处理的杂交种子结实率、单株产量和表观遗传效应均高于对照。
Ding Q, Wu J f, li t, et al. The effect of total straw incorporation on rice growth and soil fertility [J]. Acta Agriculturae Universitatis Jiangxiensis, 2014, 36 (1) : 44-49.
丁奇，吴建富，李涛，等。稻草全量还田对双季水稻生长和土壤肥力的影响[J]。江西农业大学学报，2014,36 (1)：44 - 49。
The effect of application of organic materials on improving the fertility of Chernozem was studied with two-year pot culture experiments.
通过两年的盆栽试验，研究了有机物料对黑钙土的培肥作用。
Effect and economical benefit of controlled-release nitrogen fertilizer application on late rice in different basic fertility of paddy soils was studied.
探讨了不同肥力水平水稻土与水稻控释氮肥对晚稻的应用效应及经济效益。
The effect of single plant selection on pollen fertility was discussed.
讨论了单株选择对花粉育性的影响。
The effect of single plant selection on pollen fertility was discussed.
讨论了单株选择对花粉育性的影响。
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