论文部分内容阅读
吉林省东丰县农业技术推广总站自2005年承担国家测土配方施肥补贴资金项目以来,根据土壤测试结果先后制定配方开发生产了12个适合当地耕地土壤养分状况的玉米
Dongfeng County, Jilin Province Agricultural Technology Extension Station since 2005 to bear the national soil testing and fertilizer subsidy funds project, according to the soil test results formulated formula developed and developed 12 suitable for the local soil nutrients in cultivated land of corn