成都市基地蔬菜品种结构、供求指数及上市期气候分析

Analysis on the Breed Structure,Supply and Demand Index,Marketing Time's Climate of the Vegetables in Chengdu

根据成都市1991～2000年基地蔬菜历年上市量与同期气象资料进行统计分析表明,如人均日占有量250g,全年供应均衡;如人均日供应量400g,则全年缺菜13 3万t,其中3～4月、9～10月为淡季,且上市期主要集中在5～9月。本研究为成都市蔬菜品种、产业结构调整决策提供依据。

According to the marketing quantity of Chengdu base vegetable and climatic data in every year between 1991 and 2000,the authors made comprehensive analysis.This study indicated that if every people kept 250g daily,the supply kept balance,if 400g per person,133 thousand tons were out of demand,between the 12 months,3～4,9～10 were the worst,and the marketing time was mainly between 6 and 9 in month.This study was helped to decide how to improve breed of the vegetable and optimize production structure in the city.