And the animals usually avoid their own waste, so that reduces the amount of good grazing space even more.

VOA: special.2010.01.19

Remember the ancient near eastern kingdoms and their collectivized agriculture, control from the center, the individuals who carry out the farming or the grazing.

大家应该还记得这个古老的,近东王国,记得他们的采集农业,记得他们的中央集权,记得其民众所从事的农耕业和游牧业

耶鲁公开课 - 古希腊历史简介课程节选

This is called rotational grazing, and we received a question from Zhang Guohui in China about how it works.

VOA: special.2009.01.06

Experts say rotational grazing is good for the land and the animals, and it can save money.

VOA: special.2010.01.19

Letting animals feed continually and intensively in the same grazing areas can require costly replanting.

VOA: special.2010.01.19

Letting animals feed continually and intensively in the same grazing area can require costly replanting.

VOA: special.2009.01.06

Rivers are drying up, grazing land for cattle is scarce, and the dry soil is hard to farm.

VOA: standard.2010.04.01