The damage status of Apriona swainsoni （Hope） in Pingdingshan area is investigated combined with historical data, and the causes of heavy occurrence are analyzed. Moreover, according to production practice, it is pr...The damage status of Apriona swainsoni （Hope） in Pingdingshan area is investigated combined with historical data, and the causes of heavy occurrence are analyzed. Moreover, according to production practice, it is proposed that forecast of pests and annual control countermeasures are important for the control of A. swainsoni.展开更多
文摘The damage status of Apriona swainsoni （Hope） in Pingdingshan area is investigated combined with historical data, and the causes of heavy occurrence are analyzed. Moreover, according to production practice, it is proposed that forecast of pests and annual control countermeasures are important for the control of A. swainsoni.
