Jinghang Wei

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Guangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Non-plowing method for establishing vegetation and a nutrient matri...
- Patent number 7,347,150
- Issue date Mar 25, 2008
- Guangdong Golden Sand Eco-Protection, Inc.
- Yang Shu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
A non-plowing method for establishing vegetation and a nutrient mat...
- Publication number 20040149189
- Publication date Aug 5, 2004
- Yang Shu
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING