Swapping Pesticides with Beetles Could Put Money in Farmers’ Pockets

By Wei Zhang. Reblogged from Agrilinks.

34096134693_27bfc1e954_bEvery time you see a ladybug—also known as the ladybird beetle—you should tuck it in your wallet as a lucky charm to bring prosperity, according to the folklore of many countries. There’s a grain of truth in the old stories. Research shows that each ladybird in a cotton field in the North China Plain provides an economic benefit to farmers of at least 0.05 yuan, or one U.S. cent. This may not sound like much, but consider: Doubling the current ladybird density in two-thirds of Chinese cotton fields could bring farmers around $300 million per year.

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