The production superiority of high-yield and super high-yield rice was exhibited during the middle and the late growth stage.
高产和超高产品种的物质生产优势表现在生育中期和后期,其生育中期和后期群体生长率显著高于低产品种。
A one-factor experiment was designed to investigate the effects of plant extracts on growth performance and slaughter characteristics in meat-type ducks in the late growth stage.
采用单因子试验设计,研究了天然植物提取物对生长后期肉鸭生长性能和屠宰性能的影响。
Uniconazole made root grow more evenly in the whole growth period, namely moderately weakened root growth at early stage and strengthened at late stage.
烯效唑则使根系的生长总体上趋于平缓,即适当减弱前期生长,加强中后期根系生长。
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