diploid plant

The differences of expression at different environments for triploid endosperm nuclear genes, cytoplasmic genes and diploid maternal plant nuclear genes were found for the performance of TR.

控制稻米透明度性状表现的三倍体胚乳核基因、细胞质基因和二倍体母体植株核基因效应在不同环境下存在着表达水平上的差异。

Analysis of soybean seed protein content using genetic model for diploid plant seeds

大豆蛋白质含量的种子性状广义遗传模型分析

Genetic model for diploid plant seeds and its analysis approaches were applied for estimating the genetic variance and covariance components and genetic correlation of cotton seed density and kernel percentage at four developmental stages ( 20,30,40 and 50 days after blooming).

运用二倍体种遗传模型及其分析方法，估算陆地棉（GosypiumHirsutumL.）四个发育时期的种子容重和种仁率的遗传方差分量、协方差分量以及这两个性状之间的遗传相关。

Sterilized plantlets of diploid, triploid and tetraploid carambola ( Averrhoa carambola) were used as experiment materials to study the optimum culture conditions for the multiplication, rooting and transplanting of the plant.

以二倍体、三倍体和四倍体阳桃无菌组培苗为材料，研究了不同倍性阳桃增殖、生根和移栽的条件与方法。

And the chloroplast number of the polyploid plants was 1.5-2.5 times more than that of the diploid plant by observing the stomata apparatus size and the numbers of guard cell and chloroplast of three common snapdragon breeds.

发现不同品种金鱼草的气孔大小不同，其矮生品种气孔较小，加倍植株均比二倍体植株叶绿体数多1.5&2.5倍。

Most characteristics of L_1 seed, plant and spike look like their paternal rye or present intermediate type, others like their maternal wheat. With the chromosome being doubled naturally, the diploid seeds, namely triticale are obtained from L_1 plants.

L＿1代种子、植株和穗的大多数形态特征呈中间型或似父本，其余特点象母本。在L＿1代植株中均获得了染色体自然加倍的双二倍体，即小黑麦种子。

Induction of Diploid Plant from Somatic Ceil Culture in Haploid Plant of Rice

水稻单倍体植株体细胞的培养诱导二倍体植株

After the comparison of Lychnis fulgens diploid and tetraploid plant guard cell chloroplast numbers, the test results agree with the chromosome counting detection. That confirmed guard cell chloroplast counting were an effective method of determine level of Lychnis fulgens ploidy level.

通过比较剪秋罗四倍体植株气孔保卫细胞叶绿体数及其变异，其结果与染色体计数检测结果吻合，确认气孔保卫细胞叶绿体计数法是判定剪秋罗倍性水平的一种有效方法。

This works for diploid plants, but numerous plant species are polyploid and must therefore have multiple sex chromosomes.

这对二倍体植物起作用，但多数植物是多倍体，它们必定有多条性染色体。

Embryological Studies on the Crosses between Diploid and Tetraploid in Plant

植物二、四倍体杂交的胚胎学研究

Triploid endosperm and diploid maternal plant genetic effects were the major effects at the early filling stage, and diploid maternal plant genetic effects were at the middle filling stage and direct dominance effect and maternal dominance effect were at late filling stage and mature period.

其中灌浆始期以三倍体种子和二倍体母体植株效应为主，灌浆中期以母体植株遗传效应为主，灌浆后期和成熟期以种子直接显性效应和母体植株显性效应为主。