【正文】
ral ecosystem balance,while domestic research was more concentrated on the prominent contradiction between supply and demand of water resources,and relatively fragile ecological environment in the severe drought seasonal arid,semiarid and semihumid. However,due to starting late,the research in this aspect was not very mature,at the same time,there was not a specific standard and plete theoretical system in the calculation of vegetation ecological water requirement.此資料由網(wǎng)絡(luò)收集而來,如有侵權(quán)請(qǐng)告知上傳者立即刪除。資料共分享,我們負(fù)責(zé)傳遞知識(shí)。