Drought control and resistance affect national food security. With this in mind, we studied five main grain-producing regions of China: Sanjiang Plain, Songnen Plain, Huang-Huai-Hai Plain, the middle Yangtze River and Jianghuai region and Sichuan Basin. Using GIS technology, we evaluated the comprehensive agricultural drought situation based on major crops, the basic drought resistance by integ...

ActorsOnlyRule(v:ACViewClass) ::= §o:ObjectClass· o∈v ∧o∈find_all_abstract_actors () Query22 find_all_abstract_actors()::= §a:SpecifiedActorElementClass· (a in AbstractActorElementClass) 5.2.5 Plain-Actors-Only view Informal description A Plain-Actors-Only view presents plain actors, their direct specified actors, and the “specifies” links that connect them. master-thesis-v4.4.doc 93/231 9/1/20...

We introduce a technique for creating novel, enhanced thumbnails of Web pages. These thumbnails combine the advantages of plain thumbnails and text summaries to provide consistent performance on a variety of tasks. We conducted a study in which participants used three different types of summaries (enhanced thumbnails, plain thumbnails, and text summaries) to search Web pages to find several dif...

the shift in the axis of development in final decade of 20th century changed its centrality from social sphere to the cultural sphere. nowadays, cultural development is a precondition to achieve other components of development and those countries that are able to achieve cultural development will be regarded successful at individual and societal levels. the present paper reviews the situation a...