dryland farming 中文意思是什麼
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Substantial amounts of land may have to be converted from irrigated to dryland farming systems.
大量土地可能不得不從灌溉轉為旱地耕作。 -
The system also designed a forum to improve the development of dryland farming and mechanization, and the communications of technicians. as an important character of the system, we can browse the drawings ( dwf files ) on the web
同時為了促進整個旱作農業技術的發展，實現了一個有關旱作農業技術的論壇，為從事、愛好旱作農用技術的人員開辟了一塊技術交流天地。 -
As aquifers are depleted and irrigation wells go dry, farmers either revert to low - yield dryland farming or, in the more arid regions, abandon farming altogether
隨著蓄水層的枯竭和灌溉井的乾涸，農民不得不改種低產的旱地作物，在更為乾旱的地區，他們乾脆放棄耕作。 -
The rising demand for food has reduced the area fallowed in key dryland farming regions.
日益增長的對糧食的需求，使主要乾旱農業區的休耕面積大為減少。 -
China canada agriculture development program - dryland farming project
中加農業發展項目- cida項目-旱地耕作 -
To fight against the ever increasing dry area and deteriorating drought situation, it is necessary and urgent to use sci - tech achievement to improve the utilization of rainfall. and this is the foundation for the sustainable development of dryland farming and rural economy in ningnan area
近年來由於水資源短缺勢頭難以逆轉、旱情加劇，因此，藉助科學技術進步，提高降水利用效率，提升降水資源化程度，就成為寧南旱區農業與農村經濟實現可持續發展所要解決的重大問題。 -
Study on the promotion of mechanized protective farming techniques for harvesting the dryland winter wheat one time a year
旱地一年一作冬小麥機械化保護性耕作技術推廣研究
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