1) Heifangtai Irrigation Area
黑方台灌区
1.
By analying the physciochmical properties of soil in Heifangtai Irrigation Area such as soil size, porosity, unit weight, organic matter, etc, and through analyzing the relationship between irrigation intensity and soil permeability, the influence that irrigation has on the physciochemical characters of soil calcium deposition, soil cohesive force, and the degree of surface splitting.
通过对黑方台灌区土壤粒度、孔隙度、容重、有机质等物理化学性状的分析及对灌溉强度与土壤入渗性能的关系、灌溉对土壤理化性质、钙积作用、土壤凝聚力、田面龟裂程度的影响分析,得出:灌溉方法和灌溉定额是诱发黑方台灌区地面塌陷的主要因素,为此,提出了治理黑方台灌区地面塌陷的几种工程与农艺措施。
2) Heihui irrigated area
黑惠灌区
1.
The soil samples were collected and monitored in Yangtao production base of the Heihui irrigated area.
通过对黑惠灌区猕猴桃生产基地土壤样品的采集、监测,依据国家《土壤环境质量标准》GB15618-1995二级标准作为评价标准,重点分析评价了对人体危害较大的重金属元素镉(Cd)、砷(As)、铬(Cr)、铅(Pb)等项目。
3) Irrigation Area of the Heihe River
黑河灌区
1.
Study on Institutional Innovation of Water-Saving Agriculture in the Irrigation Area of the Heihe River (Zhangye City);
黑河灌区（张掖市）节水农业制度创新研究
4) Heifangtai Loess Plateau
黑方台
1.
Types and Characteristics of Loess Landslides at Heifangtai Loess Plateau,China;
黑方台黄土滑坡类型与发育规律
5) Irrigated area of Yubaotai
毓宝台灌区
6) Irrigated area of north China
北方灌区
补充资料：黑吃黑
1.非法活动中的一方用威协﹑武力等强制手段来欺压另一方。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条