zhang jin liang jing lai (3 risultati)

Hardcover. Condizione: New. HardCover. Pub Date: 2018-12-01 Pages: 245 Language: Chinese Publisher: Yangtze River Press. Study on the Ecological Environmental Impact of the West Route of the South-to-North Water Diversion Project/Three Rivers Source Scientific Research Series Through literature retrieval. on-site data collection. field survey. and remote sensing Interpretation and other methods to carry out supplementary investigations on the distribution of rare protected animals and plants. rare protected fishes. natu.

Hardcover. Condizione: New. HardCover. Pub Date: 2018-12-01 Pages: 278 Language: Chinese Publisher: Yangtze River Press. This book focuses on water saving in the upper and middle reaches of the Yellow River and the ecological problems surrounding the irrigation area. It investigates and studies the agricultural water saving and ecological problems in the upper and middle reaches of the Yellow River. On the basis of this. the concept and model of ecological water saving in irrigation area were put forward. and the suitab.

Hardcover. Condizione: New. HardCover. Pub Date: 2019-10-01 Pages: 298 Language: Chinese Publisher: Yangtze River Press South-to-North Water Diversion Project on the west route has a large scale of water transfer. a wide range of water supply. and complex problems. especially with the development of the economy and society. changes in the situation and the country The development of the western region. the construction of ecological civilization and other related major policies have been put forward one after another. a.