小麦黑胚病与种子千粒重的关系田世发朱之（河北农业大学农学院植保系保定０７１００１）小麦黑胚病在河北省北部春麦区普遍发生。几年来，作者收集张家口崇礼县不同海拔的小麦品种和张家口坝下所肥、水试验地的小麦叶枯病、黑胚病种子，于室内调查其黑胚病病粒率和黑胚... Relationship between wheat black embryo disease and 1000-grain weight TIAN Shi-fa ZHU Zhi-zao (Department of Plant Protection, College of Agriculture, Hebei Agricultural University, Baoding 071001) Wheat black embryo disease commonly occurs in the spring wheat area of ​​northern Hebei Province. Over the past few years, the authors collected wheat varieties at different altitudes in Chongli County, Zhangjiakou, as well as wheat leaf blight and black embryo seeds from the Zhangjiakou dam under laboratory test. .