TY - Journal of Resources and Ecology A1 - ZHANG Canqiang, LIU Moucheng T1 - Challenges and Countermeasures for the Sustainable Development of Nationally Important Agricultural Heritage Systems in China Y1 - 2014-12-18 00:00:00.0 JF - Journal of Resources and Ecology JO - Journal of Resources and Ecology SP - 390 EP - 394 VL - 5 IS - 4 UR - {https://www.jorae.cn/EN/10.5814/j.issn.1674-764x.2014.04.015} N1 - 10.5814/j.issn.1674-764x.2014.04.015 ER -