On October 15 of 2020, the Bureau of Agriculture and Rural Affairs of Zhangjiakou City organized the 2020 work promotion meeting and training on the recycling utilization of livestock and poultry wastes. Over 50 people attended the meeting. The participants were the staff of Zhangjiakou Bureau of Agriculture and Rural Affairs and the administrative and technical personnel responsible for the work related to animal wastes management from all counties of Zhangjiakou City. Prof. Wang Zhanwu, vice director of the Institute of Genetics and Physiology, post expert on farming wastes recycling utilization of Hebei Provincial Pig Industry Technology System, head of the expert team of Hebei Provincial Agriculture and Rural Affairs on organic fertilizer substituting for chemical fertilizers, was invited to attend the meeting and giving a presentation on the topic of the development modes and key technologies of cropping and animal raising integration.
Based on his years’ working experiences and practices on ecological agriculture and recycling utilization of farming wastes, Prof. Wang talked in details about the current status, problems and causes, possible policy and technical countermeasures of the sound treatment and utilization of animal wastes. He also introduced 7 new development modes and 9 key technologies. His presentation was well accepted by the local leaders and welcomed by the participants.