特效杀菌助长剂──水稻育苗灵我区稻田土壤偏碱性，每年稻苗青枯病和立枯病都有不同程度的发生。尤其青枯病常于５月上中旬水稻２－３叶期遇不良天气而暴发，造成大面积稻苗猝然枯死。近年来人们施用调酸剂和敌克松等效果仍不理想。１９９２年，我站引进黑龙江省汉城市农... Special effects bactericidal growth aids ─ ─ rice nursery Ling My paddy soil alkaline, annual rice seedling blight and blight have varying degrees of occurrence. In particular, bacterial wilt disease often occurs in mid-May on the second half of paddy rice in case of bad weather and outbreak, resulting in sudden death of large areas of rice seedlings. In recent years, people are not good at using the antacids and anti-clonidine. In 1992, I station to introduce agricultural city of Heilongjiang Province, Seoul ...