unit19ModernAgriculture课件
日期:2010-08-18 08:23
wheat , rice , buffalos …
Tractor
Arable land
Irrigation
Greenhouse
Farmer
Fields
Fertilizer
Crops :corn ,Modern Agriculture
By Ou Lianghui
Unit 19
Agriculture
Animals :chickens , watermelon Soybean
fertilizer
greenhouse
Chicken Raising
Ⅰ Read,
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