主要观测护田林带对农田小气候的影响、林带的排水作用以及改土效果。
The major observation items are the effect of the belt to the small range climate of the farmland, drainage and soil improving functions of the belt.
主要观测护田林带对农田小气候的影响、林带的排水作用以及改土效果。
The major observation items are the effect of the belt to the small range climate of the farmland, drainage and soil improving functions of the belt.
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