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我省历年来都有相当部分地区发生春旱,尤其是朝阳地区,已两年连遭特大旱灾,土壤底墒严重不足.所以,提高翻地、整地质量,防旱保墒显得更为重要.怎样才能做到春墒秋保呢?我们的看法是:1.在干旱地区,为了保住土壤底墒,要将秋翻改为秋挑茬或秋耙地,然后及时整地.据调查,秋翻地比秋挑茬或用重耙耙茬,动土量大,土壤水分每亩多损失2吨左右.作业时,要和秋收紧密结合起来,
There have been quite a few spring drought in our province in recent years, especially in the Chaoyang area, which has suffered even severe drought for two years and there is a serious shortage of soil moisture. Therefore, it is even more important to improve the quality of turning land, soil preparation and drought control. Spring moisture Qiu Bao do? Our view is: 1. In arid areas, in order to keep the soil moisture at the end of the fall to autumn or autumn harrow to harrow, and then site preparation .According to the survey, Qiufutu than autumn pick Crop or heavy harrow stubble, a large amount of soil moisture loss of about 2 tons of soil moisture per acre.Operation, to be closely combined with the autumn harvest,