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用人工方法使花粉具有长久的活力,在理论和实际两方面都很有意义。有关长久保持花粉活力和育性的可能性在几种作物上都曾有过报道。已经发现在诸环境因子中,花粉的寿命主要受温度和大气湿度影响。禾本科植物刚刚散出的花粉含水量很高,在气温为2～10℃,
Artificial pollen has a long-term vitality, both in theory and in practice are of great significance. The possibility of long-term maintenance of pollen viability and fertility has been reported on several crops. It has been found that among environmental factors, pollen’s life span is mainly affected by temperature and atmospheric humidity. Grasses have just released pollen moisture is high, at a temperature of 2 ~ 10 ℃,