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Application iffect of acid soil conditioner on acid maize field
Author(s): WANG Hong-jie
Pages: 95
Year: 2009
Issue:
5
Journal: Shandong Agricultural Sciences
Abstract: 近十几年来,化肥的大量施用,有机肥投入严重不足,造成耕地土壤板结、酸化,理化性状恶化.部分耕地土壤pH值降至4.5以下,酸性反应明显,严重制约了作物正常的生长发育.对这部分土壤进行改良是消除耕地障碍因素、充分发挥增产潜力的有效途径."土壤调理剂"是烟台新华化工有限公司生产的一种土壤改良剂,主要用在酸性土壤上.为验证其效果,我们在玉米田进行了试验.……
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