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已读[74] 发布: 2013/05/23 15:30:37
Dallas Morning News I'd spray liquid Bti ( Bacillus thuringiensis israelensis) for the mosquitoes and the gnats. It's available at most nurseries, hardware stores, feed stores and box stores and via mail order. I have a large foxtail palm in a pot. It's growing but looking ...
已读[80] 发布: 2013/05/23 15:30:00
Marconews Dipel and Thuricide are a more natural control using bacillus thuringiensis , which will control only caterpillars and will not harm the beneficial insects such as parasitic wasps. Following are some varieties and their colors: Barbara Karst (red ...
已读[72] 发布: 2013/05/22 14:23:37
nwitimes.com The active ingredient in Mosquito Dunks® is called B.t.i. ( Bacillus thuringiensis israelensis), a bacterium that naturally kills mosquito larvae but is harmless to other living things. When placed in standing water, Mosquito Dunks® will kill mosquito ...
已读[76] 发布: 2013/05/22 14:23:12
Peninsula Daily Spray the caterpillar blobs with insecticides or an organic spray containing Bacillus thuringiensis sp. Kurstaki, or BT. Generally, the tan-colored caterpillars stop eating in June and turn into moths in July and August. “At this point, a lot of them ...
已读[298] 发布: 2013/05/22 14:19:07
Chambersburg Public Opinion Conventional insecticides such as carbaryl (Sevin), malathion , pyrethroids and methoxychlor are also effective but will kill natural enemies of these pests as will rotenone and pyrethrin, both organic products. Be sure to hit the underside of leaves ...
已读[99] 发布: 2013/05/21 15:17:35
eNews Park Forest Least-toxic Pesticide Options – Use Bacillus thuringiensis israelensis (Bt), a biological larvicide (“mosquito dunk”) that prevents mosquitoes from developing into breeding, biting adults in standing waters that cannot be drained. • Take Action – Let ... and more »
已读[74] 发布: 2013/05/20 20:36:57
Canada NewsWire (press release) The aerial pesticide spray application will apply Bacillus thuringiensis subspecies kurstaki (Btk) - (Product name: Foray 48B - Biological Insecticide Pest Control Product (PCP) Act Registration Number 24977) to control Gypsy Moth outbreak populations ... and more »
已读[145] 发布: 2013/05/20 15:33:54
Kansas City infoZine Some might prefer environmentally friendly pesticides such as neem oil or Bt ( Bacillus thuringiensis ). For large areas or where infestation is intense, over-the-counter options include Sevin, which contains carbaryl. Caterpillar tents are water ...
已读[90] 发布: 2013/05/20 15:33:51
Biofortified Blog Instead, the paper says they used “spore-crystals Cry1Aa, Cry1Ab, Cry1Ac and Cry2Aa from B. thuringiensis var. kurstaki were obtained in lyophilized form”. Some Bacillus thuringiensis bacteria can go dormant, forming a spore, and form crystals around ...
已读[72] 发布: 2013/05/20 15:33:41
Business Mirror “The Bt [ Bacillus thuringiensis ] corn and soya plants that are now everywhere in our environment are registered as insecticides. But are these insecticidal plants regulated and have their proteins been tested for safety? Not by the federal departments ...
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