因此，通过品种选育提高结球甘蓝氮素效率是可行的。
氮肥和钾肥提高结球甘蓝养分元素的吸收数量，促进边叶钙和镁向叶球转移。
Nitrogen and potassium fertilizer enhanced the nutrient uptakes, and the translocation of ca and Mg from side leaves to heads.
研究了19份结球甘蓝材料的感官品质和营养品质，结果表明：19份材料的感官品质均符合育种要求。
The aesthetics and nutrient qualities of 19 common head cabbage materials were studied. The results showed that the aesthetics quality of the 19 materials all accorded with the breeding request.
本文以结球甘蓝自交系02 - 12为父本转育成功的两个不同类型雄性不育系为试材，对其花蜜量及蜜蜂授粉差异进行了研究。
The differences of the nectar volume and bee pollination between two different types of male sterile line that were transferred by inbred line 02-12 were studied.
对结球甘蓝自交不亲和系进行快繁，以探讨不同外植体、激素配比及浓度、定植方式等因素对结球甘蓝不定芽、不定根发生能力等的影响。
The factors of explants, hormone combination and concentration and plant mode were investigated on tissue rapid reproduction technology of self-incompatible line in headed cabbage.
对结球甘蓝自交不亲和系进行快繁，以探讨不同外植体、激素配比及浓度、定植方式等因素对结球甘蓝不定芽、不定根发生能力等的影响。
The factors of explants, hormone combination and concentration and plant mode were investigated on tissue rapid reproduction technology of self-incompatible line in headed cabbage.
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