轮作是指前后两季种植不同的作物或相邻两年内种植不同的复种方式。
作物轮种 Crop Rotation
四区轮种制 four-course system
轮种作物 alternative crop
轮种制 rotation farming
牧草轮种轮收 rotating plant and harvest of grass
轮换种植 shifting cultivation ; alternate cropping ; rotation planting
单轮播种耕作机 one wheel seeder and cultivator
槽轮排种式条播机 force-feed drill ; fluted force-feed drill
宽轮距播种机 wide-track seeder
排种槽轮 fluted feed roll ; seed roller ; feed roll
《犁的纪念碑》要求一三角状地块，每边宽一英里，以轮种方式在每个边种植季节性作物。
"Monument to the Plow" called for a triangular site a mile wide on each side to be planted with seasonal crops on rotation.
等到极移完成后再开始新一轮种植。
这块地轮种大麦、燕麦和黑麦。
The field was planted with barley, oats and rye in rotation.
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