中国 灌溉面积 - CEIC Data
网页CEIC提供的农业:有效灌溉面积:西藏数据处于定期更新的状态，数据来源于国家统计局，数据归类于中国经济数据库的农业 – Table CN.RIB: Irrigated Area。 数值
Irrigated areas drive irrigation water withdrawals - Nature
网页2021年7月26日 · The fastest way to acquire more precise irrigation water withdrawal estimates seems to be through a better appraisal of irrigated areas. This may also provide sharper insights into the growth...
AQUASTAT - FAO's Global Information System on Water and …
网页An explanation of the different terminology to indicate areas under irrigation is given in this glossary. Please note that information for the additional layers on area actually irrigated or on the water source for irrigation was derived …
ICID Database - World irrigated Area
网页ICID collects, compiles and maintains the key data related to irrigation and drainage in respect to its member countries, and other countries as much as possible. The database includes information such as irrigated area, drained area, arable and cropped area, population engaged in agriculture, and much more.
Irrigation in the Earth system - Nature Reviews Earth & Environment
网页2023年6月20日 · In this Review, we summarize how irrigation currently impacts key components of the Earth system. Estimates suggest that more than 3.6 million km 2 of currently irrigated land, with hot spots...
Mapping 20 years of irrigated croplands in China using MODIS …
网页2022年7月15日 · As a routine agricultural practice, irrigation is fundamental to protect crops from water scarcity and ensure food security in China. However, consistent and reliable maps about the spatial...
AQUASTAT - FAO's Global Information System on Water and …
网页Global map of irrigated areas. Introduction. The Land and Water Division of the Food and Agriculture Organization of the United Nations and the Rheinische Friedrich-Wilhelms-Universität in Bonn, Germany, are cooperating in the development of a global irrigation mapping facility. The mandate of the Food and Agriculture Organization calls for ...
IrriMap_CN: Annual irrigation maps across China in 2000–2019 …
网页2022年10月1日 · IrriMap_CN highlights the declining irrigation area in North China Plain. •. Cropland reclamation/occupation and water supply are key to irrigation area changes. Agricultural irrigation, as an important practice to protect crops from drought and promote grain yield, has a long history in China.
Tracking spatiotemporal dynamics of irrigated croplands in China …
网页2022年4月1日 · 1. Introduction. Irrigation has played an important role in promoting grain yield and ensuring food security over the past four decades and continues to expand to satisfy the global increase in demand for food ( McDonald and Girvetz, 2013 ).
The Global Map of Irrigation Areas (Version 4) |Land & Water|FAO
网页In global studies related to water use, food production or climate change, knowing the location of irrigate agriculture is important in order to assess better the impact of water use on the available water resources. The Global map of irrigation areas shows the amount of area equipped for irrigation around the turn of the twenty-first century ...