A comparison of yield and its components between hybrid rice and conventional rice varieties was made with different seedling quantity and row spacing at transplanting.
比较了在不同插秧量和行距配置方式下杂交稻和常规稻的产量及其构成因素。
Resistance of rice on seedling age and quantity was experimented with based on the design of two factors (seeding time and quantity) and tree levels.
采用播期和播量二因素三水平随机试验设计，研究了水稻秧龄和播量在抗逆方面的作用。
It main observation reed growth dynamics, seedling rate, leaf area, dry matter quantity, the number of weeds and irrigation, and other parameters and indicators.
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。
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