青薯9号秋覆膜与露地栽培丰产性比较试验

摘要

Comparison test of high-yield on mulching in autumn and culture in the open for Qingshu No. 9 showed that,compared to the development process of cultivation mode in the open,growth stage of the mulching in autumn for Qingshu No. 1 speed up,growth period extended for 11 days,the average yield of mulching cultivation in autumn was 52 026 kg/hm2,that of cultivation in the open was 34 017 kg/hm2,the production increased 53%,net income increased of 24 577.28 yuan/hm2,the economic benefit was remarkable.%青薯9号秋覆膜与露地栽培丰产性比较试验结果表明,青薯9号秋覆膜栽培比露地栽培生育进程加快、生育阶段提前、生育期延长11 d;秋覆膜栽培平均产量52 026 kg/hm2,露地栽培平均产量34 017 kg/hm2,增产53%,纯收入增加24 577.28元/hm2,经济效益显著.