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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 学科主题：Forestry     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Landscape-level vegetation classification and fractional woody and herbaceous vegetation cover estimation over the dryland ecosystems by unmanned aerial vehicle platform 期刊论文 AGRICULTURAL AND FOREST METEOROLOGY, 2019, 卷号: 278 作者:  Wang, Haozhou;  Han, Dong;  Mu, Yue;  Jiang, Lina;  Yao, Xueling 收藏  |  浏览/下载：7/0  |  提交时间：2022/01/06 Dryland vegetation  Machine learning  Decision tree model  Digital orthophoto map  Otindag sandy land  Semi-arid ecosystem  Classification and regression tree (CART)   The role of ectomycorrhizal fungi in alleviating pine decline in semiarid sandy soil of northern China: an experimental approach 期刊论文 ANNALS OF FOREST SCIENCE, 2008, 卷号: 65, 期号: 3, 页码: - 作者:  Zhu, JJ;  Li, FQ;  Xu, ML;  Kang, HZ;  Wu, XY 收藏  |  浏览/下载：21/0  |  提交时间：2011/09/23 Pinus Sylvestris Var. Mongolica  Decline  Extreme Temperature  Drought Stress  Ectomycorrhizal Fungi (Ecm)   The role of ectomycorrhizal fungi in alleviating pine decline in semiarid sandy soil of northern China: an experimental approach 期刊论文 ANNALS OF FOREST SCIENCE, 2008, 卷号: 65, 期号: 3, 页码: - Zhu, JJ; Li, FQ; Xu, ML; Kang, HZ; Wu, XY 收藏  |  浏览/下载：19/0  |  提交时间：2011/09/23 Pinus sylvestris var. mongolica  decline  extreme temperature  drought stress  ectomycorrhizal fungi (ECM)   Effects of drought stresses induced by polyethylene glycol on germination of Pinus sylvestris var. mongolica seeds from natural and plantation forests on sandy land 期刊论文 JOURNAL OF FOREST RESEARCH, 2006, 卷号: 11, 期号: 5, 页码: 319-328 作者:  Xu, ML;  Zhu, JJ;  Kang, HZ;  Tan, H;  Zhu, JJ, Chinese Acad Sci, Inst Appl Ecol, 72 Wenhua Rd, Shenyang 110016, Peoples R China 收藏  |  浏览/下载：11/0  |  提交时间：2011/09/23 Water Stress  Sandy Land  Pinus Sylvestris Var. Mongolica Seed  Germination  Provenance   Effects of drought stresses induced by polyethylene glycol on germination of Pinus sylvestris var. mongolica seeds from natural and plantation forests on sandy land 期刊论文 JOURNAL OF FOREST RESEARCH, 2006, 卷号: 11, 期号: 5, 页码: 319-328 Zhu, JJ; Kang, HZ; Tan, H; Xu, ML 收藏  |  浏览/下载：13/0  |  提交时间：2011/09/23 water stress  sandy land  Pinus sylvestris var. mongolica seed  germination  provenance   Vegetation restoration by seasonal exclosure in the Kerqin Sandy Land, Inner Mongolia 期刊论文 PLANT ECOLOGY, 1998, 卷号: 139, 期号: 2, 页码: 133-144 作者:  Katoh, K;  Takeuchi, KI;  Jiang, DM;  Nan, YH;  Kou, ZW 收藏  |  浏览/下载：14/0  |  提交时间：2011/09/23 Desertification  Grazing Control  Landform  Management  Nurse Plant  Species Composition