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烤烟早花和“底烘”,对产量和质量都有严重影响。烤烟早花,是指烟株在未达到品种特性或正常生长所应有的高度和叶数,而提早现蕾开花的现象。早花是烟株生长受阻,发育加速,茎顶端生长点提早进行花芽分化的结
Early flowering of flue-cured tobacco and “bottom baking” have a serious impact on yield and quality. Early flowering of flue-cured tobacco refers to the phenomenon that tobacco plants prematurely flower and bloom when they are not up to the height and number of leaves required for variety or normal growth. Early flowering is obstructed tobacco growth, accelerated development, the top of the stem growth point early bud differentiation