seed rate的用法和樣例：
例句
- Allied to the breeding programmes are investigations into other associated techniques such as time of planting and seeding rate.
與育種項目密切聯繫的是進行相關技術的調查，如播期和播種量。 - Effects of Sowing Seed Quantity and Seedling Culture Density on the Quality of Nursery Stocks of Phellodendron amurense Rupr.
播種量與青苗密度對黃波羅苗木質量的影響。
