Наряду с болезнями серьезный урон зерновым культурам наносят вредители: это и всевозможные разновидности тлей, и пилильщики, и мухи.
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Наряду с болезнями серьезный урон зерновым культурам наносят вредители: это и всевозможные разновидности тлей, и пилильщики, и мухи. Не меньше вреда злаковым растения причиняют галлицы, совки, трипсы, жужелицы и пьявицы. Борьбу с ними люди ведут на протяжении столетий, со времен зарождения земледелия, но жуки и их личинки отлично адаптируются к химикатам, поэтому приходится изобретать всё более совершенные методики защитных мероприятий.
Источник: floraprice.ru
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