查询词典 fertility

The results show that the women's fertility motivation and behavior have been significantly influenced by their sex preference for children.

研究结果发现妇女的生育行为受其本身对子女的性别偏好及家庭的影响十分明显。

Influence of long-term fertilization on phosphorus fertility of calcareous soil Ⅱ.

长期施肥对石灰性土壤磷素肥力的影响Ⅱ。

Should undertake transforming from the following respect in the light of these phenomena: 11.1 reasonable intercrop popularize improved soil generally intercropping earthnut, soya bean, horsebean, vegetable, accomplish raise couple of the ground, photograph that use the land, in order to enhance soil fertility. 1.2 promotion give birth to grass to help advance somebody's career grown orange let it have its swing grows grass or sow grass of 100 happy event field, recycle chemistry drug weeds or cut cut down, make its cankered.

针对这些现象应从以下方面进行改造：1改良土壤1.1合理间作普遍推广间作花生、黄豆、蚕豆、蔬菜等，做到养地、用地相结合，以增强地力。1.2推广生草栽培成年柑桔园任其自然长草或播种百喜草，再利用化学药剂除草或割刈，使其腐烂。

Carmela Bousada, a 67-year-old Spanish single woman who is believed to be the world's oldest new mother told a British newspaper she lied to a U.S. fertility clinic - saying she was 55 - to get treatment.

目前世界上年龄最大的新妈妈、67岁的西班牙单身女性卡梅拉·鲍萨达日前向英国某报纸透露，为了能做人工授精手术，她不得不向美国某生育医疗中心谎称自己只有55岁。

The charcoal in the black soil can make the fertility last for a century. And sciences has got some inspiration for it.

黑土壤中的木炭可以使其肥力维持一个世纪之久，科学家从中得到了一些启示。

This process is similar to an inverse chemical equation, it will turn into a direction of soil fertility when the conditions are favorable;otherwise,it will become harmful to soil.

这一过程像可逆化学反应方程式。在优越的条件下土壤会向着肥沃的方面发展，否则会向着坏的方面转化。

Soil: The cherimoya performs well on a wide range of soil types from light to heavy, but seems to do best on a well-drained, medium soil of moderate fertility.

土壤：荔枝做得好，就广泛的土壤类型，由轻到重，但似乎做最好，对排水良好，中等土温和土壤肥力。

The result indicated that: land leveling in chernozem area should be based on the actual mode of production and soil characteristics to amend the local topographic surface; water conservancy works of farmland should adopt sprinkler irrigation system to save water; field road design requires to be based on field conditions in order to maximize conservation of the farmland; creating a shelter to mitigate the harmful wind, focusing on raising soil fertility, and changing tillage methods to improve soil.

研究结果：黑钙土地区土地平整应依据实际生产方式与土壤特性采取修改局部地形面方法；农田水利设施需采用喷灌系统进行节水灌溉；田间道路设计须根据实地条件与生产方式最大限度节约耕地；营造防护林以减缓有害风；注重培肥地力、改变耕作方式以改良土壤。

Zonal soils chestnut brown calcium soil and soil small size, only the upper part of the distribution of the alluvial fan and central parts of the formation of long-term irrigation Yuguan light meadow soil widespread development, soil depth, with certain fertility, is a good base for grain production.

地带性土壤栗钙土和棕钙土面积不大，仅分布在洪积扇的上部和中部，长期灌溉形成的淤灌浅色草甸土广泛发育，土层深厚，具有一定肥力，是粮食生产的良好基地。

Seven years experiment on the effects of bioorganic fertilization, including 15t/hm^2a and 7.5t/hm^2a vermincompost (EM compos, EM chook manure and traditional vermicompoat), and chemical fertilizer on soil fertility and microbial biomass carbon was conducted at the Quzhou Station of China Agricultural University.

为了研究施用生物有机肥（EM堆肥，即有效微生物制剂＋堆肥）对土壤肥力及微生物生物量碳的影响，进行了7年的施用15t/hm^2a有机肥、施用7.5t/hm^2a有机肥（包括EM堆肥、EM鸡粪肥和传统有机肥）、施用化肥和对照处理的田间试验。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。