Fecundity是什么意思

用法例句

Parasitization capacity,fecundity,development and survivorship of Scleorderma sichuanensis Xiao were observed at 25℃ and 75% RH when it developed on the pupae of Tenebrio molitor Linne,and its life table of laboratory population was established.

在25℃恒温和RH75%条件下,观察了川硬皮肿腿蜂在黄粉虫蛹上的寄生能力和繁殖能力,及其各个阶段的发育、存活情况,编制了川硬皮肿腿蜂实验种群生命表。

At present,sow reproductive capacity defect result from tong anestrus and decreased live pigs born,and then open,abortion,underpriviled Rig,mummified fetus,embryonic mortality etc.

分析了造成母猪繁殖能力低的因素主要表现为乏情期长和产仔数低,其次是不孕,流产,产弱仔,产木乃伊胎及死胎等。

Compared with the parental strain ,the precocious strain had the following characteristics:the peak production of oocysts was 24 hours earlier than parental strain; the precocious strain was smaller than parental strain, but was similar to the paraental in morphology; the pathogenicity and the reproductive capacity of precocious strain was decreased with .

　采用球虫早熟系虫株选育的方法,反复收集感染后最先排出的卵囊,选育出杨凌地区鸡柔嫩艾美耳球虫早熟株并对早熟株的潜伏期、致病性及繁殖能力进行了研究。

In order to detect the reproductive ability of captive population of the Chinese alligator(Alligator sinensis),the reproduction of its parent generation(P) and first filial generation(F1) were investigated in Anhui Research Center of Chinese Alligator Reproduction in the period from 1996 to 2005.

为了探查扬子鳄人工种群的繁殖能力,对1996~2005年安徽省扬子鳄繁殖研究中心的亲本鳄和子一代鳄繁殖情况进行观察和研究。

The relationship between reproductive ability and voltinism of Asian corn borer, Ostrinia furnacalis(Guernée);

通过对发生在吉林省的一、二化性玉米螟的繁殖能力研究得出，不同化性越冬代玉米螟的产卵期、成虫寿命、单雌产卵量和最大产卵量差异显著，一化性越冬代玉米螟的产卵量比二化性玉米螟高４５％以上。

Effect of LH secretion on reproduction performance in different goats;

不同山羊品种促黄体素分泌状况对繁殖性能的影响

Effects of dietary lipid sources on ovary development and reproduction performance of female Eriocheir sinensis;

不同脂肪源饲料对中华绒螯蟹卵巢发育与繁殖性能的影响

Effects of photoperiod on reproduction performance and egg quality of Cherax quadricarinatus;

光照对红螯螯虾繁殖性能及其受精卵卵质的影响

Effects of n-Butanol extract from Achyranthes bidentata on reproductive performance of mice;

牛膝正丁醇萃取物对小鼠繁殖性能的影响

The effect of nutrition of energy and protein on Livestock reproductive performance;

能量和蛋白水平对畜禽繁殖性能的影响

Effects of polymorphisms of FSHβ gene on reproductive performances in Suhuai pigs;

FSHβ基因多态性对苏淮猪繁殖性能的影响

Determination of Main Indexes of Growth and Reproduction in SPF Wistar Rats;

SPF级Wistar大鼠生长发育及繁殖性能的主要指标测定

Selenium on Reproduction of Bretagne Rabbits;

硒对布列坦尼亚兔繁殖性能的影响

The reproduction of 72 primipara rabbits and 20aged cloes (over 45 weeks) hasbeen investigated.

对172只Vc－1系獭兔初产母免和2O只老龄母兔（45周龄以上）的繁殖性能进行测定，结果表明：初产母兔平均产仔数、初生个体重、断乳成活率分别为6。

"But the offspring is unlikely to be fertile."

不过他们的后代不大可能有繁殖能力。

The rice weevil is a good example of the high reproducibility of some grain insect species.

米象是一些谷物昆虫中繁殖能力强的典型。

Difference of Development and Reproduction of Aphis gossypii Glover Winged and Wingless Morph

有翅型与无翅型棉蚜发育及繁殖能力比较研究

The presence and availability of water also affect the ability of microorganisms to colonize foods.

水的存在和可利用率也影响微生物在食品中的繁殖能力。

The sterile hybrid offspring of a male donkey and a female horse, characterized by long ears and a short mane.

骡公驴和母马杂交的无繁殖能力的后代，特征是鬃毛短、耳朵长

Reproduction is constant irrespective of climate and other variations.

不管气候与其他环境条件如何变化，繁殖能力维持恒定。

Study on the Influence of Cadmium upon Fecundity of Paramecium and Activity of Peroxidase;

金属镉对草履虫繁殖能力和过氧化物酶活性影响的研究

A Study on the Effects of Different Fertilization Treatments on the Reproductive Capacity and Bulb Quality of Lycoris radiata

施肥处理对石蒜繁殖能力及种球品质的影响效应研究

Effects of Lindane and Carbofuran on Mortality,Growth,and Reproduction of Earthworms(Eisenia foetida)

林丹和呋喃丹对赤子爱胜蚓存活、生长和繁殖能力的影响

The capacity for producing offspring, especially in abundance;productiveness.

繁殖力，生殖力尤指大量产生后代的能力；生殖力

They quickly inactivate vegetative forms, but their sporicidal action is slow.

它能迅速灭活繁殖体，但其杀孢子能力低。

Capable of initiating, sustaining, or supporting reproduction.

可繁殖的能繁殖、保持或提供再生的

The Influence of Feathering Traits on Livability and Reproductive Performance of Muscovy Duck;

羽速性状对番鸭生活力和繁殖性能的影响

The Function of Inhibin in Buck and Effects on Productivity

雄性动物抑制素的功能及其对繁殖力的影响

Bacteria will not breed in alcohol.

细菌不能在酒精内繁殖。

Animals can reproduce their own kind.

动物能够繁殖同类。

biotic potential

生物繁殖及生存之本能

Low temperatures inhibited bacteria from developing.

低温使细菌不能繁殖。