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（四）系统地研究和开发荒漠植物资源为了提高荒漠的产出，几十年来，以色列的科技工作者和农民紧密结合共同研究开发了荒漠植物资源，也取得了丰硕成果。一是广泛地开展引进各种驯化工作，将世界上干旱地区有价值的物种都收集到以色列。在沙漠地区建立了种植资源库，开展了引
D. Systematic Research and Development of Desert Plant Resources In order to increase the output of the desert, Israel’s scientists and peasants have closely researched and developed desert plant resources for decades and also achieved fruitful results. The first is the widespread introduction of various domesticating efforts to collect valuable species of arid regions of the world into Israel. In the desert area has established a planting resource library, carried out cited