fertilizations

基本解釋

Sandier soils will require lighter and more frequent fertilizations and slightly heavier yearly rates.
沙性大的土壤需要少量多施，以后逐年加大用量。
In vitro fertilizations revealed that sperm from high-density adults also lived longer and induced less polyspermy.
克林說(shuō)，“如果為了避免在高競(jìng)爭(zhēng)環(huán)境中失控，它們必須更具競(jìng)爭(zhēng)力地繁殖生育，從而提高繁殖高成功率?！?/li>
Naik vk,Joshium,shethAR,long term effects of vasectomy on prostatic function in men[J].J Reprod Fertil,1980,58(2):289.
鞏念明.;輸精管結(jié)扎對(duì)大鼠睪丸及血清睪酮的中長(zhǎng)期影響[J]
Anin SA, Vince G, Quenby S. Trophoblast invasion [J]. Hum Fertil(Camb) ,2004 Sep,7(3) :169 -74.
黃莉萍龐戰(zhàn)軍邢福祺.;早孕和足月滋養(yǎng)細(xì)胞中侵襲相關(guān)性基因的表達(dá)變化[J]
The reasons of declining were mainly caused by supplying of chemical fertil i zer.
對(duì)施肥較多，且施肥歷史較長(zhǎng)的營(yíng)養(yǎng)元素，在進(jìn)行測(cè)土推薦施肥時(shí)，不僅要考慮大田的平均養(yǎng)分含量，還應(yīng)考慮土壤的養(yǎng)分的空間變異狀況；