农业生产具有自然生产与经济生产相结合的特性。
Agricultural production has the characteristics of natural production and economic production.
引进国外先进的联合收割机又存在自身特性及价格等方面的问题，并不能完全适应我国农业生产的要求。
What's more, because of the impacts of advanced foreign combine in characteristics and prices, it can not suit the situation of our country.
农业生产本质上是生物再生产，它具有强烈的地域特性。
Agriculture production is essentially biological reproduction. It has intensively regional character.
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