| 单词 | top-grafting | 
| 释义 | > as lemmastop-grafting   top-grafting  n. Horticulture a method of grafting in which scions are inserted into the branches or stem of the stock plant, used esp. to change the variety of fruit produced by a tree or vine. ΘΚΠ the world > food and drink > farming > cultivation or tillage > cultivation of plants or crops > cultivation of fruit > 			[noun]		 > grafting top-grafting1912 1836    Cultivator 		(Albany, N.Y.)	 Aug. 99/1  				For top grafting, clay or cement of some kind is indispensable. 1912    F. A. Waugh Beginners' Guide Fruit Growing i. 13  				Trees for top-grafting may be of almost any age. 1975    W. E. Shewell-Cooper Compost Fruit Grower viii. 118  				Many of the trees consist of quite unsuitable varieties... It is, therefore, worth realising that top-grafting methods may be adopted which will convert one variety into another. 2005    Jrnl. Plant Pathol. 87 188/2  				They [sc. pathogens] may have..spread and accumulated in a single tree by the use of infected budwoods, contaminated tools and top-grafting. < as lemmas  | 
	
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