农学 >>> 土壤学 >>> 土壤生态学 土壤物理学 土壤化学 土壤地理学 土壤生物学 土壤耕作学 土壤改良学 土壤肥料学 土壤分类学 土壤调查与评价 土壤学其他学科 农业资源利用
搜索结果: 1-7 共查到土壤学 Composition相关记录7条 . 查询时间(0.115 秒)
Forests occupy one third of the world’s land area and govern carbon (C) transfers and influence nitrogen (N) content in the biosphere. Afforestation leads to soil changes of specific dynamics, often a...
A PKS 2,8 tractor-drawn compost windrow turner was used on three different types of compost windrows. The consistence 810, 654 and 354 kg/m3 and the change of profile sizes in given sections were moni...
The principal technological scheme of capsulated fertilizers production with use of lignin and natural dispersed sorbents as a film-forming composition has been developed. The process of fertilizers ...
A study was conducted in order to assess the effect of different N fertilization forms (ammonium sulfate, urea, calcium nitrate and ammonium nitrate) and biostimulants foliar application (potassium h...
Studies of yielding and changes of species composition of pasture mixture sward in post-bog habitat (peat-muck and mineral-muck soils) were carried out in 1998-2003. Six pasture mixtures were include...
The aim of these studies was to estimate the influence of utilisation or its lack on the changes of physicochemical properties of peat-muck soils as well as on the species composition of sward. Studie...
The paper includes the results of comparative investigation of soil organic matter (SOM) content, aggregate size distribution (ASD) and water-stability of structural aggregates (WSA) of humus horizon ...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...