搜索结果: 1-2 共查到“农业基础学科 seasonal variation”相关记录2条 . 查询时间(0.418 秒)
Seasonal variation of some soil structure indicators
polysaccharides aggregation soil structure
2008/11/12
Seasonal changes of soil carbohydrate and root weight were studied for the grey forest soil at different phases of the growth of barley. The soil structure was characterized simultaneously by soil ag...
SEASONAL VARIATION OF CHEMICAL COMPOSITION AND DRY MATTER DIGESTIBILITY OF RANGELANDS IN NW GREECE
Herbage chemical composition in vitro digestibility
2010/12/7
This study was carried out to determine the chemical composition and in vitro dry matter digestibility of grazable material, during the growing season of plants, in three different altitudinal zones, ...