黄土高原旱地农业防春旱措施研究初报  

A Preliminary Research of Precautions Against Spring Drought for Dry Land Agriculture on Loess Plateau

作　　者：王华兰 赵同应 魏宗记 岳桂梅 高志刚 

机构地区：[1]山西省气象科学研究所,太原030002 [2]介休市气象局 [3]介休市大靳乡

出　　处：《中国农业气象》1999年第4期26-29,共4页Chinese Journal of Agrometeorology

摘　　要：针对春旱是影响黄土高原农业生产的主要气象灾害的实际，通过多处理田间试验，研究了主要作物冬麦、玉米防春旱措施。经统计检验，得到在严重干旱年份，防春旱效果好的有效措施，明显提高了降水利用效率。According to the fact that spring drought is the main meteorological disaster affecting agricultural production in Loess Plateau, with multitreated field experiments, the precautions against spring drought of winter wheat and corn were studied. Through statistical tests, the effective precautions against spring drought in seriously arid years were obtained, which can raise the utilization ratio of precipitation obviously.

关 键 词：降水利用效率 农业 春旱 防旱措施 

分 类 号：S423[农业科学—植物保护]