threshing time

Under indoor and outdoor dry condition and with threshing time delaying, rapeseed dry weigh that harvested at the same time was gradually increasing.

两者比较而言，在同一时期收获的材料，随着脱粒时间的推迟，种子干重逐渐增大，并表现室内条件下的干重始终高于室外条件下。

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Once I went alone for a visit of some days at threshing time.

有一次我在脱粒时节到那里逗留了几天。

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Therefore, for a long time its economy was in a primitive and backward state. Wooden plows were used for agricultural production and yaks were used for threshing. In some places the slash-and-burn method of farming was common.

农业生产基本上为木犁耕地、牦牛踩场脱粒，有的地方还保持着刀耕火种的生产方式。

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