Red earth eolian sandy soil 红壤性风积沙土
Application potassium-polyacrylate water retaining agent can strengthen water retention ability of red soil and sandy soil.
施用聚丙烯酸钾盐型保水剂可以增强红壤与风沙土的持水能力。
Ethoprophos don ' t move in the black soil of northeast, don ' t easily move in the red soil of Guangdong and sandy loam soil of Shandong.
灭线磷在东北黑土中为不移动农药，在广东红土和山东砂壤土中为不易移动农药。
Quaternary red clay total nitrogen content was highest, but the available nitrogen content was lower than Granite soil and Purple sandy shale soil.
第四纪红土土壤全氮含量较高，但是其碱解氮含量比花岗岩母质土壤和紫色砂页岩土壤低。
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