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关中渭北旱塬地带为陕西省油菜集中产区之一,由于长期地存在耕作粗放的混种习惯,油菜生产不论在面积、还是在产量方面都处于不稳定的状态。自从永寿县监军公社永安大队提出油菜单种栽培的增产经验以后,渭北旱塬地区种植油菜的社、队都很重视,并进行了多点示范和推广。两三年来,
Guanzhong Weibei Arid Highland is one of the concentrated rapeseed producing areas in Shaanxi Province. Due to long-term extensive farming practices, rapeseed production is in an unstable state both in terms of area and output. Ever since Yongshou County jiangyong commune Yongan Brigade put forward the oilseed cultivation experience of increase production, the Weibei dryland planted rape communities and teams attach great importance to and carried out more demonstration and promotion. Two or three years ago,