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Insecticidal compositions

阅读:96发布:2022-02-18

专利汇可以提供Insecticidal compositions专利检索,专利查询,专利分析的服务。并且An insecticidal composition comprising an enteric microorganism which is pathogenic to insects, and the enzyme chitinase. The insecticidal effect is increased by the concurrent contact of the insect with the chitinase. A typical microorganism is Bacillus thuringiensis.,下面是Insecticidal compositions专利的具体信息内容。

1. AN INSECTICIDAL COMPOSITION COMPRISING: (A) A ENTERIC MICROORGANISM WHICH IS PATHOGENIC TO INSECTS, AND (B) THE ENZYMECHITINASE.
2. The composition of claim 1 wherein the pathogenic microorganism is an entomopathogenic enterobacteriae.
3. The composition of claim 2 wherein the enterobacteriae is one of Bacillus thuringiensis, Bacillus cereus, Bacillus popilliae and Bacillus moritai.
4. The composition of claim 3 wherein the pathogenic bacteria is a Bacillus thuringiensis preparation.
5. The composition of claim 1 wherein the chitinase is present in an effective amount less than about 1% by wt.
6. The composition of claim 1 including a carrier or diluent.
7. The composition of claim 1 including a powdered filler.
8. A method of increasing the insecticidal effect of enteric microorganisms pathogenic to insects, comprising contacting insects with the microorganism concurrently with the enzyme chitinase.
9. The method of claim 8 wherein chitinase is combined with a Bacillus thuringiensis insecticide.
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