Li YANG

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Linyi, CN

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Patents Applicationslast 30 patents

Information Patent Application
CONTROLLED-RELEASE FERTILIZER COATED WITH A WAX LAYER AND A POLYMER...
- Publication number 20100139348
- Publication date Jun 10, 2010
- Lianbu WAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...