关键词: 飞蝗, 飞蝗, 地理种群, RAPD, 香农指数, 多态位点率

Abstract:

Along with urbanized advancement's unceasing quickening, each region “villages in the city” are getting more and more, “villages in the city” loses farmer's in resident process social security question dates and so on old-age insurance obviously to be also prominent. Consummates villages in the city to lose the resident social security system, should establish “the economical compensation, the social security, the employment service” gradually the Trinity new pattern, the Government department should speed up the establishment perfect social security system, constructs one to be similar in rural cooperatives the medical pattern business insurance system, may also make up the present social security the insufficiency, may also strengthen the villages in the city transformation fund the utilization, realizes the transformation fund self-increment.