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Bulletin of Chinese Academy of Sciences (Chinese Version)

Ecological security

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Full-Text Articles in Social and Behavioral Sciences

Farming-Pastoral Ecotone Of Northern China Plays Important Role In Ensuring National Food Security, Shuqin Gao, Rui Duan, Hongsheng Wang, Ang Li, Yue Shi, Hai-Chun Jing, Jingyun Fang Jun 2021

Farming-Pastoral Ecotone Of Northern China Plays Important Role In Ensuring National Food Security, Shuqin Gao, Rui Duan, Hongsheng Wang, Ang Li, Yue Shi, Hai-Chun Jing, Jingyun Fang

Bulletin of Chinese Academy of Sciences (Chinese Version)

China enters into a new era with high demand for nutritional and healthy food, and hence needs to adjust the agricultural production system to balance cereal production and livestock farming. Between the years 2010-2019 the production of red meat and milk has fallen far behind the consumption demand, resulting in sourcing and import of large quantity of red meat and milk products from the international market. In comparison to the average consumption levels in Asia and global, China's consumption will continue to grow in the future, presenting a great challenge to the goals of 85% self-sufficiency rate for beef and …


Protection And Utilization Of Black Land And Making Concerted And Unremitting Efforts For Safeguarding Food Security Promoted By Sci-Tech Innovation—Countermeasures In Conservation And Rational Utilization Of Black Land, Aizhen Liang, Lujun Li, Hui Zhu May 2021

Protection And Utilization Of Black Land And Making Concerted And Unremitting Efforts For Safeguarding Food Security Promoted By Sci-Tech Innovation—Countermeasures In Conservation And Rational Utilization Of Black Land, Aizhen Liang, Lujun Li, Hui Zhu

Bulletin of Chinese Academy of Sciences (Chinese Version)

The protection and reasonable utilization of black land and developing a powerful nation in the grain industry are the cornerstone for safeguarding the national security. This study focuses on the main agricultural sources including soil, water, seed, fertilizer, farm chemicals, etc., and analyzes the key problems in grain production, ecological security, and sustainable development in black land in Northeast China. This study proposes to strengthen the research and development of technology and the relevant equipment for the protection of black land and increasing crop yield; to develop the reduction of soil obstacle factors and stress-tolerant plants planting modes; to build …