Bacillus altitudinis strain and application thereof to rhizoctonia solani
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- SHENYANG AGRI UNIV
- Publication Date
- 2019-12-31
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the technical field of prevention and treatment of rice sheath blight, in particular to a strain of bacillus uplander and its application on rice sheath blight. Background technique
[0002] Rice sheath blight (Rhizoctonia solani) is a worldwide rice disease and one of the three major diseases in rice production in my country. The disease mainly affects leaf sheaths, leaves, stems and ears of rice, and large areas of moiré-like lesions are produced at the diseased site, which affects photosynthesis and nutrient delivery, resulting in an increase in grain rate and a decrease in thousand-grain weight. In severe cases, the whole plant dies. Generally, it causes a loss of 5% to 10% of output, and a serious reduction of 30% to 50% of output. Long-term use of chemical agents will cause environmental pollution, damage to ecological balance, and pesticide residues, while biological control is safe for the environment, safe for non-tar...