fertility的例句大全

The two X chromosomes have characteristic distribution in three kinds of individuals ( XX, XO, XY) and the incidence of XO seems to be unusually high in the Mandarin vole. The mandarin vole are ideal experimental animals for fertility research in XO females of mammals.

X染色体在三种类型（XX、XO、XY）个体中呈特征性分布及XO雌体高比例存在使棕色田鼠成为哺乳动物XO雌体育性研究的理想实验动物。

The sustainable agriculture development must depend on the sustainable development of soil fertility.

农业的持续发展必须建立在土地肥力持续发展的基础上.

The abundance and availability of water and nutrients in a soil ecosystem determine its fertility.

土壤生态系统中水分和养分的丰度和有效性决定土壤的肥力.

Effect of Wheat Stalk Retuned to Fields on Soil Fertility and Yield of Spring Wheat

麦秸还田形式对土壤肥力及春小麦产量的影响

This study intends to do a comprehensive survey about cytological, anatomy and the growth characteristics of pollen tube, which can lay the foundation for determining the biological mechanism of rice fertility.

本研究拟通过全面的细胞学、解剖学和花粉管生长特性调查，为确定该育性控制基因控制水稻育性的生物学机理奠定基础。

The effect of big family on fertility is stimulating to more birth.

在生育方面,大家庭的影响主要表现在促进多育.

Different tax rates were applied to different kinds of land according to their fertility.

对不同种类的土地,按照它们肥沃的程度采用不同的税率.

Fertility of the soil was indicated as more critical than moisture supply for growth of Azadirachta indica.

土壤肥力对印楝的生长比水分的供应更重要；

To search the correlation between soil enzyme activities and soil fertility under fertilization conditions, the indexes of soil enzyme, soil chemical property and soil microbes in 3-years Azadirachta indica plantation were detected and analyzed in Yunnan Yuanmou Desert Ecosystem Located Research Station of State Forestry Administration.

为探讨施肥条件下土壤酶活性及其与土壤肥力的关系，对国家林业局云南元谋荒漠生态系统定位研究站3年生印楝林的土壤酶、土壤化学性质和微生物因子进行了测定和分析。

Fertilization increased the bamboo production and improved quality significantly. It also reduced the exhaustion of bamboo forest soil fertility. The soil total N and total P content is: fertilization treatment assart treatment contrast treatment.

平衡施肥显著提高毛竹林产量和质量并使土壤肥力的消耗和下降有所缓和，土壤全N、全P含量，施肥处理垦复处理对照处理。

It may provide some new knowledge about ovarian function and regulation mechanisms, and provide new methods to promote fertility and antifertility.

通过实验资料的分析获得卵巢功能调控的新知识、新资料，为开辟新的促生育和抗生育途径提供新的方法。

Would you want to know any fertility issues advance, order to help make family-planning decisions?

你是想通过这些方法提前了解自己的生育能力以做出“造人”决定 呢 ?

At the early stage, I did go through fertility treatment.

早期, 我确实接受了生育治疗.

The Importance and Arduousness of Stabilizing China's Low Fertility as Looked from Its Population Trends in the First Half of the 21st Century

从21世纪上半叶我国人口变动趋势看稳定低生育水平的重要性和艰巨性

Studies on Young Stand Quality and Forest Soil Fertility of Chinese Pine and Arborvitae

油松、侧柏人工幼林质量与林地土壤肥力的研究

Effect of combined fertilizers application techniques on the black soil fertility

组合施肥技术对黑土肥力影响的研究

It revealed that the soil structure properties, the capability of containing and supplying fertility and soil biochemical action intensity of AMPR were improved obviously.

这表明人促群落土壤结构性能、土壤保肥和供肥能力、土壤手化作用强度比对照均有较明显的提高。

Effects of Long-term Located Fertilization on Phosphorus Fertility of Alfisol

长期定位施肥对暗棕壤磷素肥力的影响

Soil fertility is an important content in agrology. During centuries, people never stop searching its hypostasis.

土壤肥力是土壤学中的重要内容，从古到今，人类从未停止过对其本质的探求。

Studies of the Soil Fertility of Aerially Seeded Pinus massoniana Stands

马尾松飞播林土壤肥力研究