The analysis on the texture of soil indicated the mostly Apple-pear orchards' soil of yanbian area was clay.
通过对土壤质地分析表明，延边地区大部分苹果梨园土壤为壤质粘土。
Some areas, because of their soil texture, topographical position, or distance from rivers or groundwater, have virtually no water available to plants, whereas others do.
有些地区由于土质、地形位置或与河流或地下水的距离，几乎没有水分能提供给植物，而另一些地区则有。
Standardization of crop irrigation using the agrohydrological characteristics, such as texture, bulk density, soil moisture under the lowest water capacity and wilting moisture is investigated .
用土壤的农业水文学特征，如土壤质地、土壤容量、最低田间含水量和萎蔫下的土壤含水量对作物灌溉的规范化进行了研究。
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