【正确答案】 D

【答案解析】 划线词yield意为：产量，收益。A项goods意为：商品，货物；例：These goods are bad in quality.这些商品质量粗劣。B项soil意为：土地，土壤；例：The parched soil drinked the rain.干透的土地吸收了雨水。C项climate意为：气候，风气；例：These birds seem to be unaffected by climate.这些鸟似乎不受气候的影响。D项harvest意为：收获，产量；如：There was a good harvest that year.那一年收成很好。故本题选D。