Plant disease and insect pest monitoring and reporting system.

病虫害监测预报系统.

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This kind of plant disease spread far and wide last year.

去年这种植物病害曾四处传播.

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Only when the principles are mastered can we have a full recognization of plant disease.

掌握住以上原则才能对植物病害有—个完整的概念.

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Natural causes include drought, flooding, unfavourable weather conditions, plant disease, and insect infestation.

天然原因包括干旱 、 洪水泛滥 、 天候异常 、 虫害和植物疾病等.

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The present invention relates to an application of methyl eugenol for controlling plant disease.

本发明涉及甲基丁香酚在植物病害防治上的应用.

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Landscape design can decide plant arrangement and plant population structure, and reduce plant disease and pests.

植物种群结构, 同时对植物病虫害发生有着直接关系.

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