The pollen viability of Miscanthus sinensis was determined by in vitro pollen germination method.
采用离体花粉萌发法测定了芒豆的花粉活力。
The results as follows: In same habtat, the pollen viability of long-filament (male) E.
结果表明，刺五加长花丝植株的花粉活力比中花丝植株的高；
The viability came highest (56.4%) when pollen of the flowering day (20% pollen water content) was treated by step-cooling.
用分步冷冻法保存开花当天的花粉（20%的含水量）活力较高（56.4%）。
The pollen viability of Miscanthus sinensis was determined by in vitro pollen germination method, I2-KI staining method and FDA staining method, respectively.
采用离体萌发法、FDA染色法和I2-KI染色法测定芒离体花粉的生活力，并对测定效果进行比较。
The effects of development stage, desiccating methods and storage conditions on grape pollen viability were studied.
研究了不同发育阶段、不同干燥方式及不同贮藏条件对葡萄花粉生活力的影响。
The results showed that the methods of iodine-iodide kalium, TTC or modified TTC, FDA, mineral acid were not able to detect the pollen viability of chrysanthemum.
结果表明：碘-碘化钾法、TTC法及改进TTC法、无机酸法和荧光染色法都不适合菊属植物花粉生活力的检测；
Carmine acetate dyeing, methylene blue dyeing, TTC dyeing and peroxidase settling process were compared in order to seek for a fast determination method of petunia's pollen viability.
通过对醋酸洋红染色法、次甲基兰染色法、TTC染色法和过氧化物酶沉淀法四种方法的比较，寻找快速测定矮牵牛花粉生命力的方法。
To find the reason of low seed-setting of red Pitaya, it compared flower shape, pollen size and pollen viability between red pitaya and white pitaya flower.
本试验通过红肉火龙果和白肉火龙果花的外形、花粉粒大小和生活力的差异比较，探究红肉火龙果授粉结实率低的原因。
At room temperature, the pollen viability of both decreased during time of anthers dehiscing but also above 50% after 5 days.
川白芷与祁白芷花粉在室温储藏条件下，开花后第5天花粉活力仍保持约50%，其中川白芷下降幅度大于祁白芷；
At room temperature, the pollen viability of both decreased during time of anthers dehiscing but also above 50% after 5 days.
川白芷与祁白芷花粉在室温储藏条件下，开花后第5天花粉活力仍保持约50%，其中川白芷下降幅度大于祁白芷；
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