一项使降水利用率由２０％提高到６０％、每亩多聚降水１００～２００立方米、每亩增产１５０公斤左右的旱地小麦高产栽培技术——周年覆盖栽培，去年在山东推广应用２１万亩，增产小麦３０００多万公斤。国家农业部已将这项技术列入全国《地膜小麦丰收计划》，重点向北方... A high-yielding cultivation technology for dryland wheat with an annual increase of 20% to 60%, precipitation of 100-200m3 / acre per acre and production of about 150kg per acre - annualized cultivation in Shandong Province, promotion of 210,000 last year in Shandong Mu, increase wheat more than 3000 million kilograms. National Ministry of Agriculture has this technology included in the national “plastic film wheat harvest plan”, focusing on the north ...