Then the rotation of crops became popular.

那里轮作制很流行。

Most of the year, I am the farm manager, and that is mostly with the rotation of crops, prepping fields, planting, and organizing what produce we need throughout the year for our CSA.

一年中的大部分时间，我都是农场经理，主要是轮作作物，准备土地，种植，组织我们全年所需的 CSA 产品。

The population was made up of plain farmers and their families engaged in severe and unbroken labor, chopping down trees, draining fever-breeding swamps, breaking new ground, and planting from year to year the same rotation of crops.

人口由平原农民和他们的家庭组成， 他们从事艰苦而不间断的劳动， 砍伐树木，排干热病沼泽， 开辟新土地，并每年轮作相同的作物。