‘嘉茗1号’不同修剪方式产量效益比较分析

Comparative analysis of different pruning methods for growing cultivar‘Jiaming No.1’based on yield and economic benefit

比较分析了不同修剪时间、修剪方法对‘嘉茗1号’茶树蓬面高度、秋梢密度和枝条粗度,以及来年春茶营养芽百芽重、产量及效益的影响。结果表明,在浙江淳安的气候条件和肥培管理条件下,‘嘉茗1号’一年2次修剪(第一次4月上旬春茶后重修剪,第2次6月中下旬夏茶控梢修剪)产量效益最好,春茶亩产量和亩效益比常规修剪分别提高12.75%和458.58元;其次是5月上旬重修剪的处理,其春茶亩产量和亩效益比对照分别提高4.41%和242.27元。为‘嘉茗1号’高效管理提供参考。

The effects of different pruning time and pruning methods on yield and economic benefit of cultivar‘Jiaming No.1’were investigated based on the indicators height of canopy,density of autumn shoot,thickness of branches,weight of 100 shoots,yield and the economic benefit of spring tea.The results showed that under the normal climatic conditions and fertilizer management conditions in Chun′an County,Zhejiang province,the cultivar‘Jiaming No.1’had the best yield and economic benefit by twice prunings a year(heavy pruning after spring tea in early April,and light pruning in midle to late June for summer tea),and the yield per mu(667 square meters)and annual output value per mu of spring tea increased by 12.75%and 458.58 yuan respectively,compared to the conventional pruning.The yield per mu and economic benefit per mu of spring tea were increased by 4.41%and 242.27 yuan,respectively,compared with the control.It provides reference for the efficient management of tea cultivar‘Jiaming No.1’.