The results shown that after cucumber harvest, there was significant difference in different cropping model on soil bio-characteristics and system productivity.
结果表明，冬春茬黄瓜收获后采用不同的种植模式，其系统生产力与土壤生物特性发生明显变化。
Finally, the primary productivity of Taihu Lake is calculated with bio-optical model.
最后，利用生物-光模式，计算了太湖的初级生产力。
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