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  2. Bacillus thuringiensis - Wikipedia

    en.wikipedia.org/wiki/Bacillus_thuringiensis

    Bacillus thuringiensis (or Bt) is a gram-positive, soil-dwelling bacterium, the most commonly used biological pesticide worldwide. B. thuringiensis also occurs naturally in the gut of caterpillars of various types of moths and butterflies , as well on leaf surfaces, aquatic environments, animal feces, insect-rich environments, flour mills and ...

  3. Phytotoxicity - Wikipedia

    en.wikipedia.org/wiki/Phytotoxicity

    Phytotoxicity describes any adverse effects on plant growth, physiology, or metabolism caused by a chemical substance, such as high levels of fertilizers, herbicides, heavy metals, or nanoparticles. [1] General phytotoxic effects include altered plant metabolism, growth inhibition, or plant death. [2]

  4. Bacillus thuringiensis israelensis - Wikipedia

    en.wikipedia.org/wiki/Bacillus_thuringiensis...

    Bacillus thuringiensis serotype israelensis (Bti) is a group of bacteria used as biological control agents for larvae stages of certain dipterans. Bti produces toxins which are effective in killing various species of mosquitoes , fungus gnats , and blackflies , while having almost no effect on other organisms.

  5. Delta endotoxins - Wikipedia

    en.wikipedia.org/wiki/Delta_endotoxins

    The activated region of the delta toxin is composed of three distinct structural domains: an N-terminal helical bundle domain (InterPro: IPR005639) involved in membrane insertion and pore formation; a beta-sheet central domain involved in receptor binding; and a C-terminal beta-sandwich domain (InterPro: IPR005638) that interacts with the N-terminal domain to form a channel.

  6. Pesticide poisoning - Wikipedia

    en.wikipedia.org/wiki/Pesticide_poisoning

    An obvious side effect of using a chemical meant to kill is that one is likely to kill more than just the desired organism. Contact with a sprayed plant or "weed" can have an effect upon local wildlife, most notably insects. A cause for concern is how pests, the reason for pesticide use, are building up a resistance.

  7. The Ohio State Fair wants fairgoers to kill these invasive ...

    www.aol.com/ohio-state-fair-kindly-asks...

    The bugs lay eggs (which resemble a small, gray waxy mass) in sheltered areas in October through December. They start hatching in April and grow through multiple life stages until hitting ...

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