小麦叶龄指标促控法(详见《农业科技通讯》1981年第2期),是中国农业科学院作物所和北京市农业科学院作物所共同研究的一项重要成果,1980年由原农业部列为全国重点推广项目。据1983年8月小麦叶龄促控法示范推广总结会对河南、河北、北京、山东、天津、山西、陕西、江苏北部、安徽北部等省、市182个 The promotion of wheat leaf age index method (see “Agricultural Science and Technology Newsletter” 1981 the second period), is the Chinese Academy of Agricultural Sciences Institute of Crops and Beijing Academy of Agricultural Sciences Crops jointly study an important achievement in 1980 by the former Ministry of Agriculture For the national key promotion project. According to the August 1983 wheat leaf age to promote the law to promote the summary of the promotion will be Henan Province, Hebei, Beijing, Shandong, Tianjin, Shanxi, Shaanxi, northern Jiangsu, Anhui and other provinces and cities in northern 182