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題 名 | 梨種質之中間砧保存方法=Pear Germplasm Preservation by Interstock Grafting |
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作 者 | 傅文倩; 倪正柱; | 書刊名 | 興大園藝 |
卷 期 | 23:1 1998.06[民87.06] |
頁 次 | 頁27-39 |
分類號 | 435.312 |
關鍵詞 | 種源; 中間砧; 保存; Germplasm; Interstock; Preservation; |
語 文 | 中文(Chinese) |
中文摘要 | 以臺灣野梨(Pyrus koehnei)為根砧及頂砧,將大部份來自溫帶地區的梨種源以中間砧的型態在臺灣平地加以保存;雖然冬季低溫明顯不足,其生長勢與各品系無高接者比較,有極顯著的差異。此方法可以使品種保存的成本及所需場地大大減少。 各品種在高接臺灣野梨之初期有半年至一年的停滯期,一旦開始生長,其生長勢與臺灣野梨實生苗無異;即使側枝或不具主幹優勢的枝條都會取得優勢,並成為主幹。高接之前為主幹的對照枝條,仍可顯示該品種物候期並作為繁殖之用。 |
英文摘要 | It's impossible to preserve all pear species which were collected from all over the world in the field. In this study, Taiwan native pear (Pyrus koelmei, Schneider) were grafted onto the branch of pear preserved varieties, We choose the thinner, non-dominant twigs to graft, and choose the more vigorous, dominant twigs to be the control. We find it had higher growth rate of the twig grafted with P. koehnei, compared to the control treatment to prove the effect of the technique of interstock grafting preservation. A few months later, the diameter of thinner twig is higher than the control one, even replace the original main twig to become the main trunk. The reason of the phenomenon may be the higher growth rate, the shorter dormant period, the more numberous leaves of P. koehnei grafted onto the cultivars of pear. Pyrus koelmei fit the sub-tropical and tropical area should be the key point reason. We can save more space if we use the double-working grafting or triple-working grafting and even more grafting. Double-working is grafting a few repository cultivars together on one stock, and the top of scions is Pyrus koehnei that protect the other scions. The best effect is grafting two repository cultivars and then graft the protect scion Pyrus koehnei. |
本系統中英文摘要資訊取自各篇刊載內容。