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- black soil areas in Northeast China 东北黑土区
- black soil area in Northeast 东北黑土区
- the black soil area of Northeast China 东北黑土区
- The developments of industry and agriculture have been badly restricted for the severe gully erosion in the gentle hilly black soil regions in Northeast China. 摘要东北黑土漫岗区侵蚀沟发育广泛，侵蚀沟的发展已经严重影响到了该区工农业生产的发展。
- The relationships between water stability of black soil aggregates in Northeast China and organic matter,nu-(trient) status,management pattern were summarized,and the development trend in this field is put forward. 阐述了东北黑土团聚体水稳定性与有机质养分状况以及经营利用方式的关系研究进展,并指出今后研究的发展趋向。
- To distinguish effects of soil factors and space factors, the experiment was conducted in black soil area, and soybean plants were cultivated with a model of different rages of sash. 摘要为了从理论上区分土壤因子和空间因子的作用，试验采用框栽的方法控制土壤面积，研究了增大空间因子对生长在不同土壤面积上的大豆植株的影响。
- In the end, the spatial distribution characteristics of erosion gully in the gentle hilly black soil regions in Northeast Chin were formulated at macroscopic view and microscopic view. 最后，从宏观和微观两个方面阐述了侵蚀沟在东北黑土漫岗区的分布特征。
- Secondly,for its empirical estimation,the soil AWC of black soils in northeast China was studied by statistics, and its estimating models were established. 其次,运用统计技术,对我国东北黑土土壤AWC进行了经验估算研究并建立相应的估算模型。
- PAPER MFG. CO., LTD is the largest scaled copperplate paper manufacturer in northeast area in China. 大宇制纸有限公司是东北地区规模最大的铜版纸生产企业。
- rolling hilly black soil areas of Northeast China 东北漫岗黑土区
- The law of stump sprouting of broad-leaved tree species was studied in eastern forest area in Northeast China by the investigation of fixed sampling. 对固定样地调查,采用伐桩的径、高度、萌芽的数量、萌芽的生长情况等指标,分析东北东部林区主要阔叶树种的伐桩萌芽更新规律。
- black earth area in Northeast China 东北黑土区
- Characteristics of Soil Temperature Dynamics in the Black Soil Area of Northeast China 东北黑土区土壤温度变化特征
- The Growth Characteristics of Gully Erosion over Rolling Hilly Black Soil Area of Northeast China 东北漫岗黑土区切沟侵蚀发育特征
- There is a large hilly area in the northwest. 西北部有一大片丘陵地带。
- Wide-Ridge Cropping System in Black Soil Area of SongNen Plain 松嫩平原黑土区大垄种植制度研究
- This canal, which lies in a desert area in northeastern Egypt, is called the Suez Canal. 这条位于埃及东北沙漠中的运河，就是苏伊士运河。
- Beans onions and rice grow in the black soil of the delta. 豆洋葱以及稻米生长在河口附近的黑色土壤里。
- Comrade Fang Chih-min,a native of Yiyang,Kiangsi Province,was the founder of the Red area in northeastern Kiangsi and of the Tenth Red Army. 方志敏，江西弋阳人，赣东北革命根据地和红军第十军的主要创建人。
- Fighting was going on in northeast China. 与此同时,东北也在打。
