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我所在营造杉木嫁接种子园与采穗圃的过程中,由于对杉木偏冠的纠正重视不够,未及早打桩捆缚纠正,形成了大量的超过1米高偏冠木。这种偏冠现象越来越严重,如不积极想办法,就很难培育好杉木嫁接种子园。仔细观察这种偏冠现象与
During the process of establishing the grafting seed orchard of the Chinese fir plantation and the picking garden, due to the inadequate attention paid to the correction of the decapitation of the Chinese fir plantation and the early binding of piles, the formation of a large number of partial crown crowns over 1 meter in height was not formed. This phenomenon of partial crowns more and more serious, if not actively think of ways, it is difficult to cultivate a good fir grafted seed orchard. Carefully observe the phenomenon of partial crown and