hii Book haipo kwenye lugha yako, kuangalia kwa: English (en),
au tumia ufasiri wa google:  

Although agricultural systems in which two or more useful plants are grown simultaneously on the same area have been receiving increasing attention in recent years, the practice has long been recognized as a way in which farmers in the tropics and subtropics with limited land resources can produce food and cash crops.

Maelezo ya Uchapishaji

  • Mchapishaji: New York State College of Agriculture and Life Sciences, Cornell University,
  • Dewey Decimal: 631.58
  • Maktaba ya ECHO: 631.58 KAS