苹果滴灌试验

来源 :中国果树 | 被引量 : 0次 | 上传用户:oo2009123456
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
河南省偃师县邙岭公社杨庄大队果园,位于邙岭南麓相互交叉的四条沟里,沟深30—40米,土质为淤粘土。1957年建园,面积100亩,以苹果为主,共1900余株,分布在大小不等、高低不平的200余块梯田上,品种为红玉、国光、倭锦、青香蕉、元帅和金冠等,70%的树已进入结果盛期。 Yanshi County, Yanshi County, Yangling commune Yangzhuang brigade Orchard, located in Lingnan south of the intersection of the four ditch, ditch 30-40 meters deep, soil silt clay. In 1957, it built a garden with an area of ​​100 acres and mainly composed of apples. There were more than 1,900 plants distributed over 200 terraces of different sizes and ruggedness. The varieties were red jade, Guoguang, Tojin, green banana, Marshal and Golden Delicious So, 70% of the trees have entered the peak of the result.
其他文献
本文介绍了我国第一条独立设计研制的国产化的SDH微波试验网工程,该工程已按国家SDH微波工程验收标准通过验收并投入运营。 This article introduced China’s first independently
┏━━━━━━━━━━━━┳━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━
织金县如何在全省增比进位的大潮中实现加速发展、转型发展,本文对此作了几点思考。 How Zhijin County can accelerate its development and transform its development in
The precipitation behavior of nanometer-sized carbides in ferrite in Nb–V-bearing low-carbon steel was studied by electron microscopy and nanoindentation hardn
2011年4月12日,胡润研究院和群邑智库在上海联合发布《群邑智库·2011胡润财富报告》,这是胡润研究院连续第三年发布此报告,旨在分析目前中国富裕人士数量及地域分布情况。报