4个油茶品种高接换冠砧穗愈合及结果比较

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中图分类号：S723.2；S794.4 文献标志码：A 文章编号：1673-923X（2025）09-0019-10

Abstract：【Oecti】istudestgatedhtsofiprodkafioioostockigotdfrilo yieldCamelleiferaststeoraftingmingtoovideccalupprtfoetymproveent.etd】ua （Huajin’uaxin’HuasuXag）eregadotlieldrssingmoidbakgaingBudsproutingodaling crownwidth，shotlengthasaldameterndyieldweremonitoredoverthreeyears.Result】1）Grafinginid-June（i-ay） acceleratedudrogeasdotightdag;2HuajidHasdeealt by60 days post-grafting，with wound healing observed in‘Xianglin 210∘ ‘Huajin’and‘Huashuo’byday 75;3）‘Huajin’exhibited superior branchingdd showedoptialaing;）eearold‘Huajin'gaftscheedthelagestbsaldiameedtreighCoclusion]stt performhiggaftingowneplacementonlow-yeldingCamelialeiferaforestsusingteimproedbark-inlaygaftingtechnqueismidJune.GraftingithHuaJin’andHuaXi’asiossogodesultsiioadroostockealingHuaJin'asgnicantdtagein thebaseiameterofnewsotsndtreehightgrowthGaftingwith‘HuaXin’and‘HuaSuoasscioseadstoelativelyee infruityieldinthefirstthreeyears.Teaveragefruityieldpertreeofthefourvarietiesafterthreeyearsofgrafingreached 8.2kg among which the fruit yield pertreeof‘XiangLin21o’，Hua Xin’，and‘Hua Shuo’wasall above 7.5kg ，and that of‘Hua Jin’wasclose to 7.5kg Keywords：Cameliaoleifera;cultivarsimprovementbyhighgrafting;rootstockandscionhealing;growth;yield

油茶Camelliaoleifera为山茶科Theaceae山茶属Camellia常绿灌木或小乔木，是我国重要的木本油料树种，其多生长在我国南方亚热带低山及丘陵地区，喜酸性土壤[]。（剩余13050字）