Results 1 to 10 of about 1,495,186 (128)

Landscape-scale predictions of future grassland conversion to cropland or development. [PDF]

Conserv Biol
Abstract Grassland conservation planning often focuses on high‐risk landscapes, but many grassland conversion models are not designed to optimize conservation planning because they lack multidimensional risk assessments and are misaligned with ecological and conservation delivery scales.
Barnes KW, Niemuth ND, Iovanna R.
europepmc   +2 more sources

[A Study on the hearing level of high-risk children of diabetic mothers]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zhang J, Zhao M, Ding H, Shi W, Lan L, Wang Q.   +5 more
europepmc   +1 more source

重庆市土地利用变化特征及生态敏感性评价

Shuitu Baochi Xuebao
[目的] 重庆市作为我国长江上游地区经济中心及保障长江中下游生态安全的屏障,是我国典型的生态功能区和生态脆弱区,研究其土地利用的变化特征及生态敏感性对研究区土地利用重构及生态环境保护具有重要意义。[方法] 利用2000年、2010年、2020年3期遥感数据,基于ArcGIS、Fragstats等软件,应用耦合空间距离指数模型、空间自相关分析、地理探测器模型、格网编码等方法综合评价重庆市生态敏感性。[结果] (1)研究区景观基质主要以耕地为主,占全区面积45%以上,2000—2020年,耕地 ...
谢贤健, 苟千陶, 吴汉
doaj  

[Analysis of the Occurrence and Influencing Factors of Oral Frailty in Elderly Residents of Elderly Care Facilities]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Wei J, Zhao Q, Huang W, Liu X, Zhang X.
europepmc   +1 more source

RCTUnet: a deep learning model for crop-residue-soil image segmentation and crop residue cover extraction. [PDF]

J Zhejiang Univ Sci B
Li T, Liu Y, Feng H, Shu M, Yang H, Fu Y, Xu X, Lin Y, Qiao H, Guo W, Ma X, Shi L, Yue J.   +12 more
europepmc   +1 more source

保护性耕作下蚕豆/玉米/甘薯三熟制农田土壤呼吸、碳平衡及经济-环境效益特征

, 2018
熊瑛, Xiong Ying, 王龙昌, W. Longchang, 赵琳璐, Zhao Linlu, 杜娟, Du Juan, 张赛, Zhang Sai, 周泉, Zhou Quan   +11 more
semanticscholar   +1 more source

社会嵌入视角下农户保护性耕作技术采用行为研究——基于冀、皖、鄂3省668份农户调查数据

, 2019
颜廷武 何可 张俊飚 盖豪, Yan Ting-wu He Ke Zhang Jun-biao Gai Hao   +1 more
semanticscholar   +1 more source