【摘要】 运用种群系统的原理与方法,组建了小菜蛾生态控制体系;运用生命表技术,采用种群控制指数(IIPC)评价了系统对小菜蛾的控制效果。更多还原

【Abstract】 We have established the ecological control system of Plutella xylostella according to the population system theory and its method,and evaluated its comtrolling effectiveness on (diamondback)Plutella xylostella with the methods of life,and the indexes of population con- trol(IIPC).更多还原