ladybirds have black spots on their red wing covers.
瓢虫红的翅膀
有黑
的斑点。
ladybirds have black spots on their red wing covers.
瓢虫红的翅膀
有黑
的斑点。
Therefore, the ladybird beetle could be considered as a potential biocontrol agent in controlling the pine mealybug in practice.
圆斑弯叶毛瓢虫对湿地松粉蚧有较强的捕食作用,通过散放瓢虫的成虫和幼虫,增加林间瓢虫的数量,能较好地抑制湿地松粉蚧的增长。
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