论文部分内容阅读
红薯是我省主要秋粮作物之一,每年种植面积在一千二百万亩以上。近年来由于黑斑病、根腐病的发生和蔓延,导致发病地块单产下降、品质变劣、难以窑藏。为解决以上问题,河南省科学院化学研究所、南阳地区农技站、郑州市郊区农业局、河南农学院等单位组成的多学科研究小组,从一九八一年起对红薯病害的防治进行研究,经过三年努力,从大田统计、植物生
Sweet potato is one of the main autumn crops in our province, each year more than 12 million mu of cultivated area. In recent years due to black spot disease, the occurrence and spread of root rot, leading to decline in yield plots yield, quality deterioration, it is difficult kiln. In order to solve the above problems, multidisciplinary research team consisting of Institute of Chemistry, Henan Academy of Sciences, Nanyang Agricultural Technology Station, Zhengzhou Suburban Agricultural Bureau and Henan Agricultural College conducted a study on prevention and control of sweet potato disease from 1981 After three years of hard work, statistics from Daejeon, plant health