sweet potato growing space 甘薯营养面积
She lives in one of the poorest villages in the commune and makes a living growing rice and sweet potato.
她居住在这个社区最贫困的村庄之一，靠种植水稻和地瓜生活。
The dynamic variation of various photosynthesis indexes at different growing stages of sweet potato cultivars and their relation to the harvested dry yield of tuber were investigated.
分析了甘薯品种不同生长时期光合生理指标的动态变化规律及其与薯干产量之间的关系。
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