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旱地玉米保护性耕作经济效益分析

AGRICULTURAL RESEARCH IN THE ARID AREAS(2000)

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Abstract
在7 a旱地玉米保护性耕作试验研究基础上,根据山西省寿阳县农业生产的各种投入和农产品价格,对比分析了保护性耕作技术和传统耕作的经济效益. 结果表明,保护性耕作不但能够增产、增收,减轻劳动强度,而且机械投资回收期为2 a~3 a,低于机械化传统耕作的投资回收期.经济效益的分析将有利于保护性耕作的推广应用.
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