The insecticidal activities of the essential oils of five different medicinal plants (cumin,thyme,peppermint,fennel and ......

Wild relatives of tomato have proven to be a significant source of genes that have led to dramatic improvement of the cu......

　　The phytohormones jasmonic acid(JA)and salicylic acid(SA)are important regulators of plant defenses against herbivor......

通过两年的系统调查及数据资料分析，明确了国槐行道树叶螨的种群消长与环境因子有着密切的关系：高温干燥的气候是叶螨猖獗为害的决定......