In order to improve the yield of sweet potatoes in Yan'an region and to promote the high-quality development of the sweet potato in-dustry,we investigated the effects of four different planting methods(direct planting,deep oblique planting,horizontal planting and boat bot-tom planting)on the number of seedlings,shape and yield of the new sweet potato line YG2015-4-01.Results showed that the horizontal planting method had a highest survival rate,best shape,most tubers,highest yield and highest commodity rate,which was the best planting method and suitable for promotion.
关键词
甘薯/栽插方式/结薯数/产量
Key words
Sweet potato/Planting method/Number of potatoes/Yield