我国一位普通的基层科技人员，经过多年的努力，采用中西医结合的办法，经过反复研究实验，终于攻克了危害我国果树安全的三大病害：腐烂病、苹果轮纹病和梨黑星病，使我国在“果树癌症”这一世界难题上占据了主动。这三种病害主要发生在我国北方果树区。对三大病害，国内... After years of hard work and using the method of integrating traditional Chinese and western medicine, an ordinary grass-roots scientific and technological personnel in our country has finally overcome three major diseases that endanger the safety of fruit trees in our country: rot disease, apple rot disease and pear scab So that our country took the initiative in the world of “fruit tree cancer”. These three diseases occur mainly in northern China’s fruit tree area. The three major diseases, domestic ...