triploid

The ovaries of triploid and diploid rainbow trout have no differences between stage I. After stage II ( 8 month old), ovaries diapause, the front parts of them were intumescentia slightly and the posterior parts linear.

I期卵巢与二倍体没有区别，在II期（8月龄）后发育停滞，始终保持前部稍膨大而后部呈线状的形态，没有可见的卵母细胞。

互联网摘选

Analysis of Salt-tolerant Characteristics and Primary Selection of Its Salt-tolerant Variants from Tube Plants of Triploid Populus Tomentosa

毛白杨试管苗耐盐性分析及耐盐植株初选

互联网摘选

A new method for inducing triploid of Hevea

诱导橡胶三倍体新方法的研究

互联网摘选

Tetraploidy was induced by inhibiting polar body I in eggs from triploid Crassostrea gigas fertilized with haploid sperms with 0.5mg/dm 3 CB treatment.

本文采用长牡蛎三倍体卵子与二倍体精子授精，用0.5mg/dm3CB处理受精卵抑制第一极体排放诱导出四倍体。

互联网摘选

Oxygen Delignification and Strengthened Oxygen Delignification of Triploid of Populus Tomentosa of Soda-AQ pulp with Lower-kappa Number

三倍体毛白杨低硬度化学浆氧脱木素和强化氧脱木素的研究

互联网摘选

Human triploid fetuses are usually spontaneously aborted.

人类的三倍体胎儿通常会自然流产.

互联网摘选

Grafting Triploid Populus tomentose Carr. with Different Rootstock Studies and Application on the Effective Components of Snowbell-leaf Tickclover and Rhubarb Root

三倍体毛白杨不同砧木嫁接试验广金钱草及土大黄有效成分研究与应用

互联网摘选

Regenerating plants were produced from immature leaves of the triploid of Populus tomentosa by tissue culture on MS basic medium with different plant hormone.

采用毛白杨三倍体幼叶作为外植体进行组织培养，以MS为基本培养基获得了再生植株。

互联网摘选

The study on APMP-pulping properties of the young tree of Triploid Chinese Poplar in saline soil

盐土三倍体毛白杨幼树APMP制浆性能的研究

互联网摘选

This paper briefly deals with the history and status quo of mulberry polyploid breeding and describes characters and economic value of the polyploids, in particular triploid and tetraploid.

本文简述了国内外桑多倍体育种的历史与现状，以及多倍体特别是三、四倍体的特征特性和经济价值。

互联网摘选

Significant effect of seed socking time up to 72 hours on germination of triploid watermelon was not found, however the decrease of germination percentage were observed in 96 hours after socking.

在0-72h之间，浸种时间对三倍体西瓜种子萌发无明显影响；浸种96h时种子发芽率略有降低。

互联网摘选

SARII-628 is a twin-seedling rice population kept in Rice Research Institution of Sichuan Agricultural University, from which haploid-diploid ( n: 2n) or triploid-diploid ( 2n: 3n) twin-seedling rice emerged annually.

SARII-628是四川农业大学水稻所的一个双胚苗自然群体，每年都能定期分离出单倍体与二倍体（n：2n）、二倍体与三倍体（2n：3n）的双苗植株。

互联网摘选

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。

互联网摘选

It trued out that the all female rainbow trout triploid induction rate was obviously affected by the treatment temperature, the beginning and continuing treatment time and so on.

结果表明：虹鳟三倍体诱导率明显受处理温度、起始时间以及持续时间等因子的影响。

互联网摘选

By the PCR analysis, 80% of all the 42 clones of the triploid of Chinese white poplar there are 33 clones have been tested the Bt-API genes.

1根据PCR检测结果可知，在转基因三倍体毛白杨42个系号中，有33个系号检测到Bt&API基因，阳性率达到80%。

互联网摘选

Four kinds of media consisting of MS, 1/ 2 MS, N_6, 1/ 2 N_6 each to each with other same ingredients result in different obvious effects on the micropropagation of triploid seedless watermelon.

无机盐为MS、1/2MS、N6、1/2N6，其余成分均相同的四种培养基，对无籽西瓜微繁殖具有明显影响。

互联网摘选

The apparent photosynthetic rate of leaf of the triploid mulberry breed varies with different leaf order.

三倍体桑品种的叶片表观光合速率随着叶位的不同而变化幅度较大.

网络文摘精选

It is yet an important way for polyploid breeding in mulberry through crossing the tetraploid with diploid and breeding triploid hybrid combinations by using induced tetraploid.

诱导和利用人工四倍体资源，与二倍体桑杂交，以及无性固定三倍体或配制三倍体杂优组合，仍是桑树多倍体育种的主攻方向。

互联网摘选

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。

互联网摘选

Practice in constructing the pulp-making raw material forest base of triploid Chinese white poplar

建设三倍体毛白杨纸浆原料林基地的初步做法

互联网摘选

Transformation and Expression of Two Insect-Resistant Genes to Hybrid Triploid of Chinese White Poplar

双抗虫基因对三倍体毛白杨的转化和抗虫性表达

互联网摘选

The process of microsporocyte rneiosis in triploid sugar beet was reported and analysed in this paper.

本文报导和分析了三倍体糖甜菜小孢子母细胞减数分裂的过程.

网络文摘精选

Effects of Diploid Pollinators on Major Characters of Triploid Watermelons

二倍体授粉品种对三倍体西瓜主要性状的影响

互联网摘选

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。

互联网摘选

Case of partial mole was triploid, 69, XXY and with a chromosomal contribution from the female gamete.

1例部分性葡萄胎为三倍体，69，XXY，来源为双精子与一卵子结合而成。文章对完全性葡萄胎和部分性葡萄胎的发生来源做了简要的讨论。

互联网摘选

The CesA gene promoter MDCesAP was amplified from triploid Chinese white poplar ( Populus tomentosa Carr. )

从三倍体毛白杨-93 ( PopulustomentosaCarr. ) 中分离得到了MDCesAP这 一木质部纤维素合酶基因启动子.

互联网摘选

Studies on insect-resistant mechanism of transgenic triploid of Chinese white poplar

转基因三倍体毛白杨的抗虫机理研究

互联网摘选

The Histology Observations on Sex Gland of Artificial Induced Triploid Penaeus orientalis

人工诱导三倍体中国对虾性腺组织学观察

互联网摘选

Change frequency of haploid was higher than that of triploid but with similar expression change amounts and function classes;

单倍化中表达变异频率高于三倍化但表达量与功能都差异不大；

互联网摘选

Study on Quick Propagation of Triploid Chinese White Poplar Trees by Using the Technology of Tissue Culturing

应用组织培养技术进行三倍体毛白杨快繁的研究

互联网摘选