【摘要】 本文论述了黄淮海平原砂姜黑土的分布特点。作者认为,健全排蓄系统、合理利用土地和科学调配作物是砂姜黑土综合开发治理的基本途径。更多还原

【Abstract】 The paper discusses the dzstributive peculiarity of the black soils Wih calcium cabonate concretions on Huang , Huai and Hai feoodplains.It is necessary to perfect drainage and storage system, Use land rationlly, arrange crop types anel adopt intercropping. This is the basic path to have synthetic control and exploitation.更多还原