H. Shiwachi, H. Kikuno, R. Asiedu
{"title":"Mini tuber production using yam (Dioscorea rotundata) vines","authors":"H. Shiwachi, H. Kikuno, R. Asiedu","doi":"10.1002/TS.22","DOIUrl":null,"url":null,"abstract":"Mini tubers were produced from two varieties of Dioscorea rotundata using vine cuttings planted in carbonized rice husk or coco-peat in a screen house. The cuttings established better and produced more mini tubers in carbonized rice husk than in coco-peat 100 days after planting. Vine cuttings of seven varieties planted in carbonized rice husk produced 1.7 ± 0.8 mini tubers per cutting with mean weight of 3.0 ± 2.7 g and 70.1% moisture content. About 63% of these sprouted after 77–105 days of storage under ambient air temperature. Vine cuttings of D. rotundata can be used to produce mini tubers within 100–120 days that could be used in germplasm exchange and for production of seed yams. Copyright © 2005 John Wiley & Sons, Ltd","PeriodicalId":23388,"journal":{"name":"Tropical Science","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2005-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"17","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Tropical Science","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1002/TS.22","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 17
小型块茎生产使用山药(薯蓣)藤蔓
将两个品种的圆薯蓣(Dioscorea rotundata)的藤枝种植于碳化稻壳或可可豆中,在筛网棚内生产迷你块茎。种植100 d后,炭化稻壳扦插生根效果较好,产生的小块茎数量多于炭化稻壳扦插。在炭化稻壳中种植的7个品种的葡萄扦插,每条可产生1.7±0.8个小块茎,平均质量为3.0±2.7 g,含水量为70.1%。在常温下贮藏77 ~ 105天后,其中约63%发芽。在100 ~ 120天内,可形成小块茎,用于种质交换和种子薯类生产。版权所有©2005 John Wiley & Sons, Ltd
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