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三种禾本科牧草(苇状羊茅,多年生黑麦草、无芒雀麦)在一年内的生长中分蘖有三个高峰,并且在果后营养期中分率总数为最大值.
The three grasses (Tall fescue, perennial ryegrass, Bromus inermis) had three peak tillers in one year of growth, and had the highest fraction in the post-fruit vegetative period.