From fertilization until birth is about 266 days.
从受精到出生大约是266天。
The sex of the embryo is predetermined at fertilization.
胚胎的性别早在受精时就决定了。
The problem occurs because plants need to transfer pollen by wind and insect to fertilization and reproduction.
这个问题的出现是因为植物需要通过风和昆虫来传递花粉以受精和繁殖。
Before egg fertilization, the gene produces a protein, found in the cytoplasm of the egg, that controls the pattern of cell division and thus handedness.
卵子受精之前，这种基因会产生一种蛋白质，这种蛋白质存在于卵子的细胞质中，它控制着细胞分裂的模式，从而控制着旋向性。
ZIFT differs from GIFT in that the fertilization process still takes place in the laboratory versus the fallopian tubes.
合子输卵管内移植和配子输卵管内移植的区别在于受精过程仍然发生在实验室而不是输卵管。
To formulate plans for lawn fertilization and maintenance.
制订草坪施肥及养护计划。
Nitrogen fertilization increased grain yield significantly.
施氮后籽粒产量极显著增加。
Therefore, the rational fertilization and tillage must be advocated to reduce …
因此要提倡科学种田，合理施肥，以减轻对农业环境的污染。
The results may be applied to the management of paddy field and to the efficient fertilization.
研究结果对水田管理和科学施肥具有指导意义。
Excessive fertilization is wasteful and would do harm to rice growth and pollute the environment.
过量施肥不但导致肥料浪费，还对水稻生长产生负面影响并造成环境污染。
Frequent international exchanges also provide copious opportunities for mutual fertilization with foreign artists.
中外版画艺术交流的频繁，也为版画家提供了互相学习、借鉴的良好机遇。
Regionalized fertilization technology was studied based on the relationship between citrus yield and soil nutrients.
根据土壤养分与柑桔产量动态变化规律，制定出适合本柑桔园的分区施肥方案。
Therefore, the rational fertilization and tillage must be advocated to reduce the pollution of agricultural environment.
因此要提倡科学种田，合理施肥，以减轻对农业环境的污染。
Pollen from a Pistia: Hayfever occurs because plants need to transfer pollen by wind and insect to fertilization and reproduce.
水浮莲花粉：发生花粉热是因为植物需要通过风或昆虫传递花粉进行受精繁殖。
The yield and quality of rice can be improved by the balance fertilization method in middle elevation area of southwest Guizhou.
在贵州中海拔地区，采用平衡施肥技术，水稻增产显著，且品质改善。
The paper analyzes the effect of rotation and fertilization on alfalfa productivity on the Loess Plateau based on a long-term experiment.
在长期定位试验的基础上，分析黄土高原地区轮作与施肥对苜蓿生产力的影响。
85-year-old Englishman Robert Edwards wins the Nobel Prize in Physiology or Medicine for his 20-year effort to develop in vitro fertilization.
现年85岁的英国科学家罗伯特·爱德华兹，因在体外受精方面20年如一日所作出的努力，而获得了诺贝尔生理学奖或医学奖。
Knowledge of many subject areas provides a cross fertilization of ideas, a fullness of mind that produces new ideas and better understanding.
众多不同学科的知识提供了跨学科观点的孕育，心智的完整性有助于产生新观点，加深理解。
The rational fertilization could control the time of bud sprouting, bleeding and growth of the plant to decrease the occurrence of the disease.
合理施肥，控制春季萌芽的早晚、伤流的多少和树木生长势，降低病害发生程度。
Differences in the requirements of plant species for potassium fertilization are often attributable to the kind and activity of the root system.
各种植物对钾肥的不同需求，常归因于根系的特性和活力。
Controlled-release fertilizers could markedly reduce total ammonia volatilization from soil and decrease environment pollution via fertilization.
控释氮肥能显著降低土壤氨挥发量，减少因施肥而引起的大气环境污染。
If we had all the whales we used to have, they would remove the same amount of carbon in a year as 200 of the most efficient iron fertilization events.
如果我们还有那些曾经有的所有鲸鱼，它们在一年内消除的碳量将相当于200次最有效的铁质施肥所产生的效果。
Classical music also had an intense cross fertilization with jazz, with several composers being able to work in both genres, including George Gershwin.
当时古典音乐也和爵士乐相互影响，一些音乐家能同时在两个领域作曲，如盖希文。
The content of soil nutrients, especially available nitrogen, phosphorus and potassium is one of the important bases to instruct scientific fertilization.
土壤碱解氮、速效磷和速效钾等养分的含量是指导科学施肥的重要依据之一。
A new corn zero tillage seeder with deep loosening and fertilization function, which can be used to seed corn in wheat corn plantation area, was developed.
研制了一种小型适用于小麦玉米两茬平作区的具有深松、播种、施肥功能的玉米免耕播种机，获国家实用新型专利。
Impacts of fertilization and sampling position on soil moisture and aboveground biomass of Medicago sativa were studied in a long term, in situ experiment.
基于苜蓿长期连续种植定位试验，研究了不同施肥与采样位置差异对苜蓿草地地上部分生物量和土壤水分的影响。
Land use, cultivation, crop selection, planting density, irrigation, fertilization, and other anthropogenic activities all affect the dynamics of SOC pool.
土地利用、耕作、作物类型、种植密度、灌溉、施肥以及其他人为活动等，对农田生态系统土壤有机碳库的变化均能产生影响。
As a specific application machine of the prescription map, the spinning disc spreader played a key role in the whole process of variable-rate fertilization.
圆盘式变量施肥机作为处方图的具体实施机具，在整个变量施肥过程中起着关键作用。
The experiment was carried out to study the effects of different N and K fertilization levels on growth, development and yield of tomatoes in the greenhouse.
研究了不同的氮钾肥处理下日光温室番茄生长发育和产量的变化情况。
The experiment was carried out to study the effects of different N and K fertilization levels on growth, development and yield of tomatoes in the greenhouse.
研究了不同的氮钾肥处理下日光温室番茄生长发育和产量的变化情况。
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