四川什邡“稻-蒜-烟”粮经复合种植模式经济效益分析

Economic Benefit Analysis of the Grain and Economic Crops Planting Pattern“Rice-Garlic-Tobacco” in Shifang of Sichuan Province

为了探讨"稻-蒜-烟"粮经复合种植新模式经济效益,对新模式、传统"稻-烟"和"稻-蒜"模式进行了成本收益分析和经济可行性分析。结果表明:一年三熟制"稻-蒜-烟"模式较传统"稻-烟"和"稻-蒜"模式,复种指数增加了60%,其总产值分别提高了55740.4元/hm^2和40644.5元/hm^2;土地净产率分别提高了45144.0元/hm^2和43661.9元/hm^2;活化劳动净产率较传统"稻-蒜"模式降低24.22%,但比"稻-烟"模式提高了34.94%;物化劳动净产率分别提高了17.39%和27.22%;新增纯收益率分别到达了116.38%和25.76%;边际成本收益率则分别达到了3.14和1.55。"稻-蒜-烟"新模式有利于提高资源利用率,增加农民收益,因此有一定的推广应用价值。

In order to investigate the economic benefits of the new grain and economic crops planting pattern＂rice-garlic-sun cured tobacco＂, cost-benefit analysis and economic feasibility analysis of the new pattern,the traditional＂rice-tobacco＂and＂rice-garlic＂pattern were conducted. The results showed that comparedwith the traditional＂rice-tobacco＂and＂rice-garlic＂pattern, the multiple cropping index of＂rice-garlic-suncured tobacco＂increased by 60%, its total output value increased 55740.4 yuan/hm2 and 40644.5 yuan/hm2,respectively; its net productivity of land increased 45144.0 yuan/hm2 and 43661.9 yuan/hm2, respectively; itsnet yield of active labor was 34.94% higher than that of the traditional＂rice-tobacco＂pattern, but was 24.22%lower than that of the traditional＂rice- garlic＂pattern. Compared with the traditional＂rice- tobacco＂and＂rice-garlic＂pattern, net yield of physical labor of the new planting pattern increased by 17.39% and 27.22%,respectively; the increased net benefit rate reached 116.38% and 25.76%, respectively; and the marginal cost-benefit rate reached 3.14 and 1.55, respectively. The＂rice- garlic- sun cured tobacco＂pattern has certainpopularization and application value as it is beneficial to improve the utilization of resources and increasefarmers＇ income.