短語詞組短語long flowering period [植]長花期prediction of flowering period 花期預測heading flowering period 抽穗敭花期beginning of flowering period 始花期Flowering period control 新枝生長Frost during flowering period 花期霜凍adjustment of flowering period 花期調節(jié)early flowering period 開花前期flowering period genes 成花時期基因 返回 flowering period