爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.Soil fertility status and evolution trend under long-term flue-cured tobacco cultivation in Dali prefecture of Yunnan
大理州植烟土壤肥力质量现状与演变趋势收藏指正
2.Fertility experts say the trend, captured in an extensive South Australian study of abortion patterns over the past decade, directly reflects new procreation patterns showing women are doing all they can to delay motherhood.
生育专家称一项对南澳大利亚为期十年的大范围流产模式研究，直接反映了新的生育模式，妇女们在尽量推迟生育时间。收藏指正
3.The absorption, transportation and distribution of silicon inside the plant, the effect of silicon on resisting plant diseases and insect pests and increasing plant adversity resistance, the effect factor of soil silicon fertility and the applying technology of silicon fertilizer are discussed. At last, it gives the study trend about this field in the next time.
本文从植物对硅的吸收及硅在植物体内的输送和分布、硅素在提高植物抗病虫害能力和增强植物抗逆性上的作用、影响土壤硅素肥力的因素以及硅素肥料的施用技术等几个方面,对土壤硅素肥力及植物硅素营养的研究进展进行了综述,并对今后一段时间该领域的研究趋势做了展望。收藏指正
尝试查询