spawning的例句大全

Analysis of the age composition of spawning stock of yellow croaker by fuzzy mathematic method

应用模糊数学方法对厦门近海大黄鱼生殖群体渔获年龄组成低龄化的分析

Its population was decimated in the past century by commercial fishing and dams that sealed off its migratory spawning routes.

上世纪，商业性捕鱼和阻挡洄游产卵路线的水坝建设导致其数量骤减。

investigations on the structure of spawning population of chinese sturgeon ( acipenser sinensis gray) and the estimate of its stock

中华鲟产卵洄游群体结构和资源量估算的研究

it indicated that the ratio at 3:1 was suitable for the artificial inducing spawning in yellow catfish. 3.

说明在黄颡鱼人工催产的雌雄比为3：1较适合。

combined with the ecological hydraulic characteristics of acipenser sinensis, the flow field characteristics of natural spawning sites of acipenser sinensis are analyzed, in a certain aspect it can provide the technical parameters for the optimizing regulation of three gorges reservoir.

结合中华鲟的生态水力学特性，分析了中华鲟产卵繁殖的流场特性。可从某一方面为三峡水库优化调度提供理论依据和技术参数。

present status of spawning stock of chinese sturgeon, acipenser sinensis, in the yangtze river

长江中华鲟繁殖群体资源现状的初步研究

estimation on the spawning population and spawning sizes of chinese sturgeon ( acipenser sinensis) and trend analysis of their change in recent years

葛洲坝产卵场中华鲟繁殖群体数量与繁殖规模估算及其变动趋势分析

effects of exogenous hormones on induced spawning in pseudosciaena crocea

外源激素对大黄鱼的催产效果

a survey on the spawning grounds of black carp, grass carp, silver carp, bighead carp and bream in huai he

鲤鱼、白鲢、鳊鱼的鱼苗、鱼种耗氧量的研究淮河青、草、鲢、鳙及鳊鱼产卵场的调查

induced spawning and embryo development of mactra chinensis philippi

中国蛤蜊的诱导产卵和胚胎发育

Study on the Spawning Beforehand Technology on Sea Urchin, Strongylocentrotus intermedius

中间球海胆早繁育苗技术的研究

Methods Experiment on spawning rate, hatching rate, growth and survival rate of Bareneck goby were carried out under different saline conditions.

方法比较不同盐度梯度条件下裸项栉鰕虎鱼的产卵率、孵化率和生长存活情况。

High pressure hoses are used to wash away River banks, silting the rivers and destroying spawning grounds.

高压软管被用来洗去河岸，淤塞河道，破坏产卵场。

Then according to the spawning and existing spawning of Chinese sturgeon hydrological data analysis of history. Chinese sturgeon spawning days are in the calendar year October back water process.

然后根据对中华鲟历史产卵场和现存产卵场水文数据分析，中华鲟产卵日虽处于历年10月份后退水过程中。

Octopus are mollusks class, finished in mating and spawning, the male and female octopus octopus will be no appetite, and died after about a week.

章鱼属于软体动物类，在交配完并产卵之后，雄性章鱼和雌性章鱼都会没有食欲，并在大概一周的时间之后死亡。

Studies on then Feeding Habits and the Growth of Larval 、 Juvenile and Young Red Sea Bream ( Pagrosomus major T, et S.) Spawning in the Autumn-winter Season

秋冬季生殖真鲷仔、稚、幼鱼摄食习性与生长的研究

The city's nonstop spawning of new restaurants and arts spaces is a testament to the endless creativity of Porte, as its residents are called.

市内不断涌现的新餐厅和新艺术空间，就是当地居民口中的这座Porte（布宜诺斯艾利斯的西班牙语名称）所拥有的无尽创造力的最佳证明。

On the gonadal development of reeves shad macrura reeves ⅱ( richardson) during spawning migration along the adjacent waters of South East China Sea

鲥鱼在中国东南近海生殖洄游期间性腺发育的研究

Artificially induced gonadal development, maturation, spawning and fertilization of pond-reared reeves shad

人工诱导圈养鲥鱼性腺发育、成熟、产卵和受精

Because the spawning period of the little clam is 7-8 months. which is 4-5 months more than that of the others. Furthermore it spends only 15 months to develop into commodity standard while the others need 24 months.

汕尾港的菲律宾蛤仔有别于我国其他海区的菲律宾蛤仔，其产卵期长达7～8个月（增加了4～5个月），长成商品规格只需15个月。