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2011年9月9日,由全国农技中心主办、山东金正大生态工程股份有限公司和吉林省土肥站承办的全国缓控释肥应用技术现场观摩及经验交流会在吉林省长春市召开。来自全国20个省(自治区、直辖市)土肥系统的专家、全国缓控释肥科研与推广部门的代
September 9, 2011, hosted by the National Agricultural Technology Center, Shandong Jinzheng Tai Ecological Engineering Co., Ltd. and Jilin Province Fertilizer Station hosted the national application of controlled release fertilizer technology scene observation and experience exchange was held in Changchun City, Jilin Province. From the country’s 20 provinces (autonomous regions and municipalities) Soil and Fertilizer Systems experts, the National Controlled Release Fertilizer Research and Promotion Department of the generation