The 8 kinds: food crop, economic crop, vegetable crop, fruit crop, forage and manure crop, flower crop, medicine crop and forest crop in China, according to agronomy and use were differentiated.

按农艺学和用途可将中国作物分为8大类即粮食作物、经济作物、蔬菜作物、果树作物、饲用和绿肥作物、花卉作物、药用作物和林木作物。

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An increasing amount of forest land has been used for industrial purposes, or for agricultural development such as crop growing.

越来越多的林地被用于工业目的，或用于农业发展，如种植作物。

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Forests are not only trees, and forest ecosystems are more fragile, longer-lived and less closely controlled than crop fields.

森林不仅仅是树木，森林的生态系统更加脆弱，寿命更长，与农田相比更松散的管理模式。

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The forest provides a wood crop that helps pay the costs of operating the estate.

VOA: special.2009.11.16

They razed the forest to accommodate crop farming, and local tribes were reduced to selling trinkets at the oil camps, or to retreating further into the bush.

NEWYORKER: Reversal of Fortune