论文部分内容阅读
旱地小麦地膜覆盖栽培,是近年来试验成功的一项能够大幅度提高小麦产量的新技术,据山西闻喜县坑东村王仪春坚持5年探索试验,年亩平均增产165公斤,增幅达79.5％。1997年各地大面积推广这项技术也得到充分证明,但依然有部分农户地膜小麦没有增产、增收,分析其原因主要有: 一、深耕纳雨没有及早动手 地膜小麦增产的奥妙就在于营造和用好“土壤水库”,因为中国
Dry land wheat film mulching cultivation is a successful trial in recent years can greatly improve the yield of new wheat technology, according to Wang Yi-chun, Wenxi County, Shandong pit village adhere to five years of exploration and experimentation, an average annual increase of 165 acres of acres, an increase of 79.5% . In 1997, large-scale popularization of this technology has also been fully proved. However, some farmers still do not increase production or increase revenue because of the following reasons: First, deep plowing does not rain as soon as possible. The secret of increasing production of mulched wheat lies in creating and using Good “soil reservoir” because of China