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在全球北纬30度的狭长地带,分布着所有农业文明的起源地。它们或是河谷,或是平原,水草茂盛,是生物理想的栖息地。人类诞生300万年后,出现了人口的迅速增长,狩猎和采集已经不足以满足人口扩张的需要。一些一年生禾科草本植物被我们的先民选中,通过人们有意的栽培和种植,这些野生植物被人类驯化,成为早期人类生产的粮食,适应粮食生产的工具也被磨制出来,可供食用的谷物也越来越多,能够养活更多的人口,农业就这样诞生了。
In the narrow latitude of 30 degrees north latitude, distributed all the origin of agricultural civilization. They are either river valleys, or plains, lush plants, is a biologically desirable habitat. Three million years after the birth of mankind, the rapid population growth has emerged and hunting and gathering are not enough to meet the needs of population expansion. Some annual grass herbaceous plants are selected by our ancestors and, through the deliberate cultivation and cultivation of people, are domesticated by humans to become early human-produced foodstuffs, tools adapted to food production are also milled, and ready-to-eat cereals As more and more people are able to feed more people, agriculture is born.