Effect Branch Pruning To Establishment On Shoot Growth and Flower Stimulation On Guava

Dio Nafisah(1), Supanjani Supanjani(2), Eko Suprijono(3),
(1) The University of Bengkulu, Indonesia
(2) The University of Bengkulu, Indonesia
(3) The University of Bengkulu, Indonesia

Abstract


GuavaCrystalsarefromTaiwan,released byministryofAgricultureDecreeNo.540

/Kpts/SR.120/9/2007.GuavaCrystalvarietiesare very prospective forcommercial developmentbecauseitcanproduce   throughtheyearandhasahighvitaminCcontent. Increasingpublicawarenessoftheimportanceofconsumingfreshfruitforhealthincrease the market demandforfreshfruit.Butthe highdemandforfreshguavafruitisnotsupported bytheproduction offreshfruiteveryyear.Continueddecliningguavaproductionrequires theimprovementofcultivationtechniquessothat   thequalityandquantityofguavafruit increases. ThisneedstoImprove ofcultivationtechniquesformeetthe needsoffreshguava. One ofsimplestcultivationtechniquestoimprovethe yieldofCrystalguavaispruning. This research intendtodetermine the effectofcroplengthonthe growthoflateralshootsandthe flowering of Crystal guava.

ThisresearchwasconductedinDecember2016untilMarch2017at guavaplantation locatedinBentiringSub-ProvinceofBengkuluProvince.ResearchusedRAKLwithone singlefactor.The factorislengthofpruning,whichcomprisedoffourlevels10cm,20cm,30 cm,40cmandcontrol.The resultsofthisstudyindicatedthatthe numberofshootsmost grownonbrancheswith 40cmlongtrimmingof 2.87shoots.Mostflowersaregeneratedon brancheswithcuttinglengthsof30cm,40cm andnottrimmed.Butbrancheswith30cm long cutsexperiencedthe mostnumberoffallenfruitswitha95% percentage ofunshelled branches.Themostfruit isproducedonbranchesthatarenotprunedthatisasmuchas8.7 will fruit.

Keyword:Guava Crystals, Long Prune, Lateral Shoots, Flowering


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DOI: https://doi.org/10.31186/aa.22.2.50-55

URN: http://nbn-resolving.de/urn:nbn:de:0001aa.22.2.8-131

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