Application of insecticidal protein

A protein and pest technology, applied in the field of insecticidal protein
CN104621172AActive Publication Date: 2015-05-20BEIJING DABEINONG BIOTECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
BEIJING DABEINONG BIOTECHNOLOGY CO LTD
Publication Date
2015-05-20

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Abstract

The invention relates to an application of an insecticidal protein. A method for controlling prodenia litura comprises the step of enabling the prodenia litura to contact Cry2Ab protein at least. The prodenia litura is controlled and killed by Cry2Ab protein generated inside plants. Compared with agricultural control methods, chemical control methods and physical control methods in the prior art, the insecticidal protein can protect the wholes plants in the whole growth period against the attack of prodenia litura, is free from pollution and residue, is stable and thorough in effect, is simple and economical and is convenient to use.
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Description

technical field

[0001] The invention relates to the use of an insecticidal protein, in particular to the use of a Cry2Ab protein to control plants from being damaged by Spodoptera litura through expression in plants. Background technique

[0002] Spodoptera litura belongs to Lepidoptera Noctuidae. It is an omnivorous and gluttonous pest. It damages a wide range of hosts. In addition to corn and soybeans, it can also damage melons, eggplants, beans, onions, leeks, spinach and cruciferous There are nearly 100 families and more than 300 kinds of plants such as vegetables, grains, and economic crops; Spodoptera litura is distributed worldwide, and it occurs all over the country, mainly in the Yangtze River Basin and the Yellow River Basin. Spodoptera litura mainly damages the whole plant with larvae, and gathers and eats on the back of leaves when it is young; after the third instar, it disperses and damages leaves, tender stems, and old larvae can eat fruits.

[0003] Corn and...

Claims

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