主要观测芦苇的生长动态、出苗率、叶面积、干物质量、杂草数量和灌水量等参数及指标。
It main observation reed growth dynamics, seedling rate, leaf area, dry matter quantity, the number of weeds and irrigation, and other parameters and indicators.
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。
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.
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