Observations on germinating ability of peach pollen
桃花粉发芽力的观察

Most pollen abortion occurred at mononuclear pollen stage and late binuclear pollen stage.
绝大部分花粉败育发生在单核小孢子期和二胞花粉晚期。

Pollen abortion occurs at the uninuclear stage of PMC's.
花粉败育发生在单核小孢子时期。

We hold that pollen abortion is a significant character of seedless shatian pumelo.
花粉败育是无核得一个重要性状。

Studies of Pollen Abortion Mechanism of Two New Brassica Napus Male Sterility Lines
两个新发现的油菜雄性不育系花药败育机理的研究

The degeneration of mitochondria is one of the earliest events in pollen abortion.
线粒体的退化是花粉败育中最早发生的现象之一。

Mononucleus phase is mainly the abortive one of pollen.
单核期是小孢子败育的主要时期。

STUDY ON THE ABORTIVE PROCESSES OF POLLEN IN MALE STERILE RICE
稻类雄性不育系的花粉败育途径研究

Staminate flowers usually prematurely dropped in bud with abortive pollen
雄花通常提前在芽中下降具的败育的花粉

Genetic analysis for breeding maintainer line of male sterility of wild rice with abortive pollen
野败水稻雄性不育保持系选育的遗传分析

Pollen Abortive Characters of CMSD1 Lines under Different Temperature Conditions.
不同温度条件下粳稻滇1型不育系花粉败育的特点

Division of mature pollens abortive stage and shape were also discussed in this paper.
本文还讨论了成熟花粉粒败育时期和败育形态的划分。

The big, empty and abortive pollen grains are abserred at the stage of uninuclear microspore.
单核期的小孢子出现壁发育不良和巨大及空花粉现象。

Hazel leaves are characterized by tuft domatia and pubescent veins but pollen abundance was relatively low.
榛叶的特点是绺多, 有带短毛的纹理, 但是花粉并不多。

Grass pollen is at abundant in Florida between April and October.
而佛罗里达在四至十月间是花粉高峰。

Abundant starches were stored in the mature pollen.
花粉成熟时, 其细胞质中积累了丰富的淀粉粒。

From the Acacia Tree's point of view, pollen is not the cause of allergies.
以阿拉伯胶树的观点，花粉并不是过敏的致因。

The other showed the farina accumulation existing obstacle in the prophase of pollen maturation.
二是花粉成熟前期，淀粉粒积累发生障碍。

Studies on the Relationship between the Sterility in Wheat Caused by Copper Deficiency and the Starch Accumulation in the pollen grains
小麦缺铜不实与花粉淀粉积累的关系

As for the pollen, Sugden says it has never been accurately dated and may come from a much earlier clement period.
至于花粉，萨格登说从未有人精确地测定过它的年代，也许它是源于更早的温和时期。

The total amount of pollen was measured more accurately by 30 millimetre deameter globes.
用直径30毫米的球形收集器，可以更准确地测定花粉的总量。

So, that's 18 micrometers across, that pollen grain there.
直径是20微米，那粒花粉。

Comparative Studies of Corn Pollen Actin and Rabbit Skeletal Muscle Actin
玉米花粉肌动蛋白与兔骨骼肌肌动蛋白的比较研究

Progress of the studies on pollen actin
花粉肌动蛋白研究进展

Study on pollen germination regulated by dynamics of actin cytoskeleton.
微丝骨架动态参与花粉萌发的研究