新型微量元素叶面肥对茶叶产量与品质的影响  

Effects of New Microelement Foliar Fertilizer on the Yield and Quality of Tea

作　　者：刘红艳[1] 周凌云[1] 李维[1] 向芬[1] 周琳[1] 王沅江[1] LIU Hong-yan;ZHOU Ling-yun;LI Wei;XIANG Fen;ZHOU Lin;WANG Yuan-jiang(Tea Research Institute,Hunan Academy of Agricultural Sciences,Changsha 410125,China)

机构地区：[1]湖南省农业科学院茶叶研究所,湖南长沙410125

出　　处：《茶叶通讯》2020年第1期58-61,共4页Journal of Tea Communication

基　　金：国家重点研发计划(2016YFD0200900);湖南省农业科技创新重点项目(2019CY01);湖南省自然科学基金(2017JJ3167);湖南省农业科技创新资金(2018QN30)。

摘　　要：以茶树品种碧香早为材料,研究在春、夏、秋季分别喷施微量元素叶面肥对茶叶产量与品质的影响。结果表明,施用该微量元素叶面肥250倍液、500倍液、1000倍液各处理发芽密度分别比对照提高21.79%、7.69%和2.56%;鲜叶产量分别比对照增加13.28%、6.17%和2.19%;明前茶氨基酸含量分别比对照提高6.70%、2.06%和0.52%,水浸出物含量分别提高4.11%、2.51%和5.13%。施用该微量元素叶面肥可一定程度上促进茶树生长,提高茶叶产量与品质。Using the tea variety of Bixiangzao as the experiment material,the effects of spraying Wodeitian microelement foliar fertilizer on the yield and quality of tea in spring,summer and autumn were studied.The results showed that the germination density of 250,500 and 1000 times solution of the foliar fertilizer increased by 21.79%,7.69%and 2.56%respectively compared with the control,the yield of fresh leaves increased by 13.28%,6.17%and 2.19%respectively,the amino acid content of pre-Ming tea was increased by 6.70%,2.06%and 0.52%respectively and the content of water extract increased by 4.11%,2.51%and 5.13%respectively.It concluded that the application of microelement foliar fertilizer can promote the growth of tea trees to a certain extent and improve the yield and quality of tea.

关 键 词：茶叶 微量元素叶面肥 产量 品质 

分 类 号：S571.1[农业科学—茶叶生产加工]