【摘 要】
：
Agricultural innovation is important for the green transformation of agriculture. Based on the perspective of technology transformation, this paper builds a theoretical analysis framework and evaluati
【出 处】
：
Chinese Geographical Science
论文部分内容阅读
Agricultural innovation is important for the green transformation of agriculture. Based on the perspective of technology transformation, this paper builds a theoretical analysis framework and evaluation index system for green efficiency of agricultural
其他文献
近年来,我国非法倾倒、填埋、转移固体废物现象突出,严重威胁生态环境安全,并制约经济社会的发展。然而,固体废物倾倒、堆存、填埋具有随机性和隐蔽性,还存在整治后重复倾倒的现象,给监管造成很大难度。面对固体废物监管难题,生态环境部充分利用遥感技术,为科学精准治污送上"神助攻"。
Widespread aeolian deposits on the Tibetan Plateau(TP) have provided valuable palaeoclimatic information.However, the primary factors(e.g., climate factors, human activity, and vegetation cover) contr
Land use and land cover(LULC) alteration has changed original energy balance and heat fluxes between land and atmosphere, and thus affects the structure characteristics of temperature and humidity fie
Based on panel data from 1991, 2000 and 2010 at the county level in China, this study analyzed the coupling characteristics and spatio-temporal patterns of agricultural labor changes and economic deve
The efficient and coordinated development of industrialization, urbanization, informatization and agricultural modernization(so called "Sihua Tongbu" in China, and hereinafter referred to as "four mod
The total population of the Yangtze River Valley(YRV)was 190 million by the end of 1949 and it amounted to 377 million in 1987,an increase of 95.95 percent in 38years,averaging 1.82 percent annually.T
Based on an investigation of four published batches listing 3, 140 national intangible cultural heritage(ICH) projects in China and using GIS and some quantitative analysis methods, the spatial struct
Ancient Chinese cartography dates back to the Western Jin Dynasty in the third century. Cartography was initiated during this period by Pei Xiu, a minister and cartographic expert, who suggested six p
This paper investigated spatial structures of 3418 national protected areas(NPAs) grouped into 13 types using GIS and quantitative analysis, including point patterns, Ripleys K function, hotspot clust
Exploring the spatio-temporal dynamics of poverty is important for research on sustainable poverty reduction in China. Based on the perspective of development geography, this paper proposes a panel ve