| 摘要 |
PROBLEM TO BE SOLVED: To solve the problems that a weedicide damages trees, garden trees and flowers, and a burner is bad for the garden trees, has a risk of a fire and can not eradicate their roots. SOLUTION: An earth-friendly solution using high-temperature hot water is provided, which brings a leaf to fade away, eradicates only a root existing in a shallow layer, has no risk of the fire and causes no environmental pollution. COPYRIGHT: (C)2009,JPO&INPIT
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