40. Such a dikaryon cannot apparently exist independently of the haploid phase .

这样的双核显然不能独立于阶段而存在。

On germination, the zygospore undergoes meiosis to produce haploid cells that give rise to a new thallus.

在萌发期，接合孢子经历减数分裂形成细胞再产新的植物。

Diplont A diploid organism that represents the vegetative stage in life cycles in which haploidy is restricted to the gametes.

代表活史中植物阶段的物，其仅局限于配子。

Haplont A haploid organism that represents the vegetative stage in life cycles in which diploidy is restricted to the zygote.

是一个或物，该物现性仅限于合子的活史中的营养阶段。

Homogenous lines can be obtained in a very short time by haploidy breeding method such as microspore culture and anther culture.

摘要育种途径可快速获得纯合材料，增加有益性状的选择几率，加快育种进程。

Euploidy The normal state in which an organism's chromosome number is an exact multiple of the haploid number characteristic of the species.

正常状态下，物染色数是此种物数目整数的现象被称为整性。

There are a lot of sporule mother cells in every sporangium, they are respective via meiosis hind, produce the sporule of 4 monoploid.

每个孢子囊中有许多小孢子母细胞,它们各自经减数分裂后,产四个的小孢子。

For crop improvement，haploidy enables the achievement of rapid homozygosity, enhanced selection efficiency for recessive genes, and breeding at a diallelic state for autopolyploid species.

在作物改良中，可以快速得到纯合、提高隐性基因的选择效果及在双等位基因条件下培育同源多品种。

A set of efficient research method is found, and the relative length, arm ratio and G - band idiogram of Italian honeybee chromosome is obtained too.

并对意大利蜜蜂雄蜂的染色组进行了排列，获得了意大利蜜蜂染色的臂比、相对长度和G-带模式图。

In the present paper, the results on induction of monohaploid plants from a pollen derived typical male sterile dihaploid strain of Solanum tuberosum L. were reported for the first time.

本文首次报道了用花药培养法由一个典型的雄性不育的双品系诱导产一的试验结果。