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油菜精量播种技术初探姜书汉,于秋生,吴孝忠,孟庆禄(黑龙江省尾山农场德都164142)随着种植业结构的调整,黑龙江省北安国营农场管理局油菜播种面积已占总播种面积的10%左右。如何种好油菜,满足农艺上垄作密度80~110万株/hm2的要求,是目前机械播...
With the adjustment of planting structure, the planting area of rapeseed in Bei’an State Farm Management Bureau of Heilongjiang Province has accounted for 10% of the total sown area. about. How to grow rapeseed to meet the agronomy ridge density of 80 ~ 1100000 plants / hm2 requirements, is the current mechanical broadcast ...