首页 | 本学科首页   官方微博 | 高级检索  
   检索      


A Natural Transmission Belt for the Year-Round Supply of Fresh Farm Products
Authors:F F Davitaya
Institution:Institute of Geography of the Academy of Sciences Georgian SSR
Abstract:Fresh farm products are now available nationally on urban markets of the Soviet Union only one or two months a year September-October], It in suggested that the diversity of climatic zones can be used, in combination with adequate means of transportation, to insure a virtually year-round supply of fresh fruit and vegetables in northern cities at reasonable prices. The required staggering of harvest periods in a kind of natural conveyor belt in illustrated by the cultivation of table grapes and three major vegetables tomatoes, cucumbers and cabbage].
Keywords:
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号