推广水平沟种植提高山区小麦产量华池县种子（华池４７５６００）李可夫１示范效益华池县是典型的干旱山区县，小麦是我县的主要粮食作物，其产量占粮食总产的４０％左右，历年播种面积１．６７万ｈｍ２左右，９０％以上种植在山坡地，产量低而不稳。为了从根本上提高小麦... Popularize horizontal ditch planting and improve wheat yield in Huayi County (Huachi 475600) Li Kefu 1 Demonstration Benefit Huachi County is a typical arid mountainous county where wheat is the main food crop in our county, accounting for about 40% of the total grain output Over the past year, planting area of ​​6700 hm2 or so, more than 90% planted in hillsides, low yield and instability. In order to fundamentally improve the wheat ...