“灭蚧灵”单用、与微量化学农药混用，效果差异不显著。

To apply single 'Mie Jie Ling to apply mingle it and chemical pesticide, the difference of both results is no enough clear.

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掌握在蚧虫1龄若虫、2龄若虫初喷药，可大大提高“灭蚧灵”的杀虫效果。

When we apply 'Mie Jie Ling' at 1 age nymphal stage, 2 age nymphal initial stage of scale louse, its results will improve greatly.

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为了探讨除蚧灭病的综合防治途径，我们于1979 ~ 1987年进行了专题研究。

This insect enemy was studied in 1979 ~ 1987 to find the ways of its intergrated control.

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为了探讨除蚧灭病的综合防治途径，我们于1979 ~ 1987年进行了专题研究。

This insect enemy was studied in 1979 ~ 1987 to find the ways of its intergrated control.

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