Desertification is increasingly serious in Xinjiang,and the construction of water conservancy is a precondition for the development of agriculture.The main project for the development of agriculture and water conserva...Desertification is increasingly serious in Xinjiang,and the construction of water conservancy is a precondition for the development of agriculture.The main project for the development of agriculture and water conservancy in Xinjiang is to build Karez,which played a vital role in the development of Xinjiang agriculture in the Qing Dynasty.It has been recorded many times in historical documents of the Qing Dynasty,such as Lin Zexu s Diary,Tao Baolian s Diary,Xinjiang Atlas and Zuo Zongtang s Memorial to the Emperor,etc.,which recorded the situation and historical origin of Karez.Karez made a significant contribution to the development of agriculture in the Qing Dynasty.It increased the cultivated land in Xinjiang at that time,and increased the types and yields of crops.It is conducive to the stability and development of Xinjiang s economy.Until today,Karez is still an important water source for agricultural irrigation in Xinjiang.展开更多
报道了作者在西藏贡嘎县昌果乡昌果沟遗址发现的古青稞 ( H ordeum vulgare L.var.nudum)、古小麦 ( Triticum aestivum L .)、古粟 ( Setaria italica L .Beauv)等新石器时代晚期的农作物遗存 ,以此对西藏高原的栽培植物起源演化进行...报道了作者在西藏贡嘎县昌果乡昌果沟遗址发现的古青稞 ( H ordeum vulgare L.var.nudum)、古小麦 ( Triticum aestivum L .)、古粟 ( Setaria italica L .Beauv)等新石器时代晚期的农作物遗存 ,以此对西藏高原的栽培植物起源演化进行了相应的研究与讨论。提出西藏高原是栽培植物的次生起源中心。展开更多
文摘Desertification is increasingly serious in Xinjiang,and the construction of water conservancy is a precondition for the development of agriculture.The main project for the development of agriculture and water conservancy in Xinjiang is to build Karez,which played a vital role in the development of Xinjiang agriculture in the Qing Dynasty.It has been recorded many times in historical documents of the Qing Dynasty,such as Lin Zexu s Diary,Tao Baolian s Diary,Xinjiang Atlas and Zuo Zongtang s Memorial to the Emperor,etc.,which recorded the situation and historical origin of Karez.Karez made a significant contribution to the development of agriculture in the Qing Dynasty.It increased the cultivated land in Xinjiang at that time,and increased the types and yields of crops.It is conducive to the stability and development of Xinjiang s economy.Until today,Karez is still an important water source for agricultural irrigation in Xinjiang.
文摘报道了作者在西藏贡嘎县昌果乡昌果沟遗址发现的古青稞 ( H ordeum vulgare L.var.nudum)、古小麦 ( Triticum aestivum L .)、古粟 ( Setaria italica L .Beauv)等新石器时代晚期的农作物遗存 ,以此对西藏高原的栽培植物起源演化进行了相应的研究与讨论。提出西藏高原是栽培植物的次生起源中心。