fertilizations

基本解释

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.
克林说，“如果为了避免在高竞争环境中失控，它们必须更具竞争力地繁殖生育，从而提高繁殖高成功率。”
Naik vk,Joshium,shethAR,long term effects of vasectomy on prostatic function in men[J].J Reprod Fertil,1980,58(2):289.
巩念明.;输精管结扎对大鼠睾丸及血清睾酮的中长期影响[J]
Anin SA, Vince G, Quenby S. Trophoblast invasion [J]. Hum Fertil(Camb) ,2004 Sep,7(3) :169 -74.
黄莉萍庞战军邢福祺.;早孕和足月滋养细胞中侵袭相关性基因的表达变化[J]
The reasons of declining were mainly caused by supplying of chemical fertil i zer.
对施肥较多，且施肥历史较长的营养元素，在进行测土推荐施肥时，不仅要考虑大田的平均养分含量，还应考虑土壤的养分的空间变异状况；