宁夏引黄灌区棉花播种期和密度试验初报  

Preliminary Study of Seeding Time and Density of Cotton in Irrigated Area of Ningxia

作　　者：刘春芳[1] 王志利[1] 罗湘宁[1] 刘旺清[1] 

机构地区：[1]宁夏农林科学院农作物研究所,永宁750105

出　　处：《宁夏农林科技》1996年第3期4-8,共5页Journal of Ningxia Agriculture and Forestry Science and Technology

摘　　要：对宁夏引黄灌区棉花适宜播种期和密度的研究与分析结果表明:棉花在该地区较佳的播种期是4月20～27日,较合理的密度范围是1.1～1.3万株/亩。Study and analysis of suitable Seeding time and density of cotton in ir- rigated area of Ningxia Shows that the good sowing time for cotton in the area is April 20- 27 and the rational density is 11000-13000 plants per ma.

关 键 词：播种期 密度 棉花 引黄灌区 宁夏 

分 类 号：S562.042[农业科学—作物学]