查询词典 breeding-fire

But the rate of mammitis will increase at the speed of 2％, at the same time, the number of daughters and sons of test bulls is not large enough for good accuracy for estimating test bull breeding value, so the breeding scheme in effect need to be improve.

C、现行的育种方案的育种成效不甚理想，世代间隔为5.42年，投入产出比为1∶11.50，但乳房炎发病率提高，公牛后裔测定的后代数低；现行方案还有较大的改进余地。

Since 2000, Minxian implementing the western development, strengthening the grassland ecological environment, strive for and implemented a state-level development projects in pastoral areas Minxian demonstration projects Minxian red clover species breeding base project and Minxian grassland rodent-free demonstration zone projects, speed up the pace of industrial development throughout the county grass, in particular species of red clover breeding base for the implementation of the project to build Minshan Trifolium pratense, Phleum pratense Minshan seed base 8080 acres, for the whole County Industrial Development grass characteristics laid a solid foundation.

自2000年起，岷县实施西部大开发，加强草原生态环境建设，争取和实施了国家级岷县牧区开发工程示范项目、岷县红三叶草种繁育基地项目及岷县草原无鼠害示范区项目，加快了全县草产业开发步伐，尤其红三叶草种繁育基地项目的实施，建成岷山红三叶、岷山猫尾草种子基地8080亩，为全县特色草产业开发奠定了坚实的基础。

From the beginning of the last century 80's, there are many research institutes engaged in Pinctada maxima of raising seedlings, breeding and breeding research, but they all failed for various reasons, Pinctada maxima has not been the industrialization of farming.

从上世纪80年代开始，有许多科研单位从事大珠母贝的育苗、繁殖及养殖研究，但都因各种原因归于失败，大珠母贝养殖始终没有产业化。

New planted ramie often have defects of fewer efficient plant numbers, many of high-branches, difficult to peel bast, low yield, bad fiber quality and so on. Aiming at all these shortages, the cuttage breeding technology of fine varieties and high-yield and good-quality cultivating method, breeding Cutting seedling with several low-branches, planting deeply appropriately, ridging to foster rootstocks when intertilling, was brought forward.

针对苎麻新麻有效株少、高位分枝多、韧皮剥制难、原麻产量低、纤维品质差等问题，提出了培育携带多个低位分枝的扦插苗，麻苗移栽时适当深植，辅以新麻中耕时起垄培蔸的苎麻良种扦插繁殖新技术与新麻高产优质栽培方法。

This will be that our country maize breeder has to make a adjusted important problem to maize breeding objectives choice in future. At the same time, an important Historical development stage of our country maize breeding horizontal is stridden a new flight of steps develops a stage.

这将是我国玉米育种家未来不得不对玉米育种目标的选择做出调整的一个重要课题，同时也是我国玉米育种水平迈上一个新台阶的重要历史发展阶段。

The pathological lesion rate caused by local pneumonia for the progeny swinery of the first-born sows was 3/%, and that for the second -born breeding sows was 11%, being 30% of the pathological lesion rate in the first-born sows, so the health level of more than the second-born breeding sows was more stable.

头胎母猪后代的地方性肺炎痛变率为31%，二胎以上母猪后代的地方性肺炎病变率是11%，为头胎母猪后代发病率的1/3，稳定了二胎以上母猪的健康水平。

The method of mutation breeding and the current research situation of Thiobacillus ferrous oxide are summarized,and some problems in the process of breeding are discussed.

综述了氧化亚铁硫杆菌诱变育种的方法以及诱变育种的研究现状，并对诱变育种过程中的一些问题进行了探讨。

To reduce the poisonous compounds in the breeding ponds,five species of bacteria including denitrobacteria ,photosynthetic bacteria,thiobacteria and bioflocculation bacteria were screened from the breeding water.

针对养殖水体中因氨态氮、硫化氢和小分子有机酸富营养化引起的污染问题，分离筛选出硝化细菌、反硝化细菌、光合细菌、硫化细菌和生物絮凝菌等具有不同生理功能的污染物治理菌株，经优化配伍制备出性能优良的复合功能菌，结果表明：硝化细菌对氨态氮的去除率达97.8%，亚硝态氮的去除率达95.7%，反硝化细菌对硝态氮的去除率为96.4%，光合细菌和硫化细菌对硫化氢的去除率为55%，微生物絮凝菌的絮凝效率为83%；复合功能菌对CODCr、NH4+-N，总氮、硫化物的去除率分别可达94.3%，89.6%，88.7%和71.3%。

The contrast of chemical communication behavior between males and females in non-breeding seasonThe chemical communication behavior of females depend more on vomeronasal system, compared with males in non-breeding season.

非繁殖期雌雄性小熊猫化学通讯行为的差别在非繁殖期，雌性小熊猫的化学通讯行为比雄性个体更多地依赖犁鼻系统。

We have studied the breeding biology of Gansu zokor by the observation of their behavior and measured the histological changes in breeding season.

甘肃鼢鼠是季节性繁殖动物，因甘肃鼢鼠严格营地下生活，对其繁殖期具体时间一直尚无定论。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。