Effects of Bacillus amyloliquefaciens Biofertilizer on Tea Yield and Quality  

解淀粉芽孢杆菌微生物菌剂对茶叶产量和品质的影响（英文）

作　　者：白志辉[1] 周晨光[1,2] 曹建喜[3] 徐圣君[1] 吴尚华[1] 李德生[2] 

机构地区：[1]中国科学院生态环境研究中心,北京100085 [2]天津理工大学环境科学与安全工程学院,天津300384 [3]唐山市环境保护局丰润分局,唐山064000

出　　处：《Agricultural Science & Technology》2014年第11期1883-1887,共5页农业科学与技术（英文版）

基　　金：Supported by the Key Research Program of the Chinese Academy of Sciences(KZZD-EW-09-3,KZZD-EW-11-03);National Science and Technology Major Project(2014ZX07204-005)~~

摘　　要：[Objective] This study was aimed to explore the effects of Bacil us amy-loliquefaciens biofertilizer on tea yield and quality. [Method] The field plot experiment was conducted with the biofertilizer treatments and control to investigate 100-bud weight and main biochemical components. [Result] The treatments by Bacil us amy-loliquefaciens biofertilizer, which was fermented using sweet potato starch wastewa-ter （SPSW） as culture medium, improved 100-bud weight and tea quality significant-ly under the concentration of 0.8×108, 1.6×108 and 3.2×108 cfu/ml with the dose of 1 L/m2 for 4 times. At the optimum concentration of 1.6 ×108 cfu/ml, the biofertilizer treatment increased the 100-bud weight by 22.3%, water extracting materials by 21.9%, amino acids content by 8.83%, tea polyphenol content by 9.76%, and de-creased theine content by 8.32%, respectively. Compared with the control, there was no significant difference between the SPSW treatment and the control. [Con-clusion] The production of the B. amyloliquefaciens biofertilizer could consume SP-SW, and the application of the biofertilizer could improved the tea yield and quality, which provided references for the development of ecological agriculture.[目的]考察解淀粉芽孢杆菌(Bacillus amyloliquefaciens)微生物菌剂对茶叶产量和品质的影响。[方法]采用田间小区试验,设置对照组和不同菌剂使用浓度的处理组,测定各小区茶叶的百芽重和主要生化指标。[结果]以甘薯淀粉废水为培养基的解淀粉芽孢杆菌微生物菌剂,在0.8×108、1.6×108、3.2×108cfu/ml的使用浓度下,按1 L/m2的使用量,施用4次(约16个月)后,茶叶的百芽重和主要品质指标都有明显提高;其中,菌剂使用浓度为1.6×108cfu/ml比较适宜,百芽重增加22.3%,茶叶中水浸出物提高21.9%,氨基酸提高8.83%,茶多酚增加9.76%,咖啡碱降低6.36%,而只将甘薯淀粉废水培养基稀释后直接使用,与不施肥的对照组无显著差异。[结论]解淀粉芽孢杆菌微生物菌剂的生产可以消纳甘薯淀粉废水,应用可以显著提高茶叶的产量和品质,为生态农业的发展提供了借鉴。

关 键 词：Bacil us amyloliquefaciens  Sweet potato starch wastewater  Tea  100-bud weight  Amino acid 

分 类 号：S571.1[农业科学—茶叶生产加工]