The species showed no significant decline in fecundity.
该物种的繁殖力没有明显下降。
To be a successful replicator, there are three key characteristics: longevity, fecundity and fidelity.
要成为一个成功的复制因子，有三个关键特征：寿命、繁殖能力和准确度。
Plant species dependent solely on seeds for survival or dispersal are obviously more vulnerable to any decrease in plant fecundity that occurs.
显然，仅依靠种子生存或传播的植物物种更容易受到植物繁殖力下降的影响。
The question of whether the decrease in plant fecundity caused by the spraying of pesticides actually causes a decline in the overall population of flowering plant species still remains unanswered.
喷洒杀虫剂导致的植物繁殖力下降是否真的会导致开花植物物种总数的下降，这个问题仍然没有答案。
Fecundity is the ability to reproduce in large numbers.
生殖力是指大量繁殖的能力。
Study the anti-fecundity effect of artesunate against the schistosoma mansoni by observation and analysis of the parasite egg laying.
通过观察青蒿琥酯对曼氏血吸虫雌虫产卵的影响，分析药物的抗生殖作用。
Is human fecundity declining in Western countries?
西方国家的人类生育力在下降吗？
However, natural stage there is no "lucrative" and fecundity.
然而，舞台演出天生没有“一本万利”的繁殖力。
Their fecundity is offsetting losses in central and west Africa.
非洲南部大象数目的增长弥补了中部和西部地区的损失。
What kingfishers lack in fine manners they make up for in fecundity.
在旺盛的是生育期，翠鸟是缺乏优雅的。
The fecundity of A. variegate was lower under applying low dose pesticide.
在低剂量农药环境下多异瓢虫的繁殖力有一定的降低。
The morphology of egg laid and fecundity of the cultured worm was also observed.
收集无损虫体进行体外培养，计数雌虫体外产卵并观察虫卵形态。
Feeding on pumpkin, the insect had the lowest survival rate and had no fecundity.
在南瓜上饲养，茄廿八星瓢虫幼虫及蛹存活率低，成虫丧失产卵能力。
The fecundity of freedom is demonstrated most dramatically and clearly in agriculture.
自由的巨大创造力在农业上得到的最鲜明、最显著的表现。
Objective To observe the growth and fecundity of NIH mice under a stable raising condition.
目的在稳定的饲养环境条件下，观察NIH小鼠生长繁殖能力。
The effects of nutrition on fecundity and yield of nematode in continued culture were evaluated.
本文探讨了连续传代培养中营养对昆虫病原线虫繁殖力及产量的影响。
The number of eggs laid by each female was used as the principal physiological standard of fecundity.
选择每雌产卵量做为衡量雌蛾生殖力的主要生理指标，对所产卵的孵化率也进行了观察。
He used aphid fecundity data to elucidate the theoretical effects of antibiosis on insect population dynamics.
他利用蚜虫繁殖力资料说明了抗生作用对虫口动态的理论效应。
The results showed that all these factors except for light time obviously influenced the fly growth and fecundity.
结果表明：除光照时间外，其他因子对果蝇的生长、繁殖都有明显的影响。
We have been able to afford and surmount these measures only because of the extraordinary fecundity of the market.
我们已经承受并能克服这些措施仅仅因为市场非同寻常的源动力。
Among the contemporary woman writers in the United States Joyce carol oates is one full of diligence and fecundity.
在美国当代女作家中，乔伊斯·卡罗尔·欧茨是一位勤奋而多产的作家。
Among the contemporary woman writers in the United States, Joyce Carol Oates is one full of diligence and fecundity.
在美国当代女作家中，乔伊斯·卡罗尔·欧茨是一位勤奋而多产的作家。
Objective To study the effects of din-butyl phthalate on the fecundity and the life span in drosophila melanogaster.
目的研究邻苯二甲酸二丁酯对果蝇生育力和寿命的毒性作用。
Models of development, longevity, fecundity and survival with widely adaptability and higher accuracy were constructed.
建立了有广泛适应性和较高准确性的麦长管蚜发育历期、寿命、存活、生殖模型。
The weather may still be in the lap of the gods but the fecundity of the soil can now be improved by more down-to-earth means.
虽说现在天气仍有天神掌管，可是土地的肥沃程度却能通过一些实际的方式加以提高。
In addition, the portrait is painted with background foliage of myrtle and quince, symbols of love, fecundity and fidelity.
画中的背景图案为象征着爱情、生育力和忠诚的植物——香桃木和温柏树叶。
Indirect costs comprised human productivity losses and the reduction in growth, fecundity and milk production in livestock.
间接损失包含人的生产力的损失以及家畜的生长速度、繁殖能力和产奶量的下降。
But the body sizes at maturity increased significantly in the invaded habitat. Additionally, the individual fecundity of A.
入侵地棒花鱼和麦穗鱼的初次性成熟年龄与原产地相同，但初次性成熟个体大小增大；
The level of infection by gregarines was also a strong predictor of mean fecundity of females at the inter-population level.
在不同种群间，寄生感染程度也是一个有力的指示量，可以预示雌性个体的生育力变化；
Existence of competition is the excess of fecundity and the limited resources of the confrontation between the inevitable result.
生存竞争是生物过剩的繁殖力和资源的有限性对立的必然结果。
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