由国务院稀土领导小组办公室和全国稀土农用技术开发中心下达,由农业部环保科研监测所主持的“大白菜干烧心病防治”研究课题于1989年3月22日通过鉴定。大白菜是我国人民冬春季节主要食用蔬菜之一。在我国北方因钙质土上的大白菜复种指数高、栽培管理不合理,致使大白菜干 By the State Council Rare Earth Leading Group Office and the National Rare Earth Agricultural Technology Development Center issued by the Ministry of Agriculture Environmental Monitoring Research Institute presided over the “cabbage dry heart disease prevention and control” research project in March 22, 1989 passed the appraisal. Chinese cabbage is one of the main edible vegetables in winter and spring in our country. In northern China due to calcareous soil of Chinese cabbage seed multiplication index high, cultivation and management is unreasonable, resulting in Chinese cabbage