In Mexico in 1944, many experts warned of mass starvation in developing nations where populations were expanding faster than cropproduction.
在1944年的墨西哥,许多专家警告,发展中国家的人口增长速度快于粮食生产,会出现大规模饥荒。
2
Agriculture takes place in nature, among ecosystems of interacting organisms and activity, and cropproduction takes place within that ecosystem environment.