搜索结果: 1-1 共查到“土壤学 nitrogen balance”相关记录1条 . 查询时间(0.021 秒)
Nitrogen balance and dynamics as affected by water table and fertilization management in celery（Apium graveolens）cropping system of southwestern China
Agricultural ecosystem gaseous N emissions N leaching
2009/3/3
There is a great concern on N cycle and dynamics in intensive cropping agricultural ecosystems because of their possible negative environmental consequences. Field experiments were conduced at the D...