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the second chemical revolution—the idea of foliar feeding as an effective and important tool in crop fertility—is going to be common only in our generation
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Aphid Parasite, Aphidius colemani - 1,000 - GN-AC10 Air Purification the second chemical revolution—the ideaStop aphid infestations early with these aphid parasites! Use Aphidius colemani as a preventative or active control measure. Aphidius colemani is a parasitic wasp native to North America useful for biological control of aphids in greenhouses and outdoor growing. These tiny (1 8" or 2 3 mm) aphid parasites seek out aphid colonies to provide food and a place to oviposit. Adult A. colemani respond to alarm signals from plants to locate the aphids where
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