標(biāo)題: Titlebook: Cytogenetics of the Festuca-Lolium Complex; Relevance to Breedin Prem P. Jauhar Book 1993 Springer-Verlag Berlin Heidelberg 1993 Agricultur [打印本頁(yè)] 作者: 哪能仁慈 時(shí)間: 2025-3-21 17:26
書(shū)目名稱(chēng)Cytogenetics of the Festuca-Lolium Complex影響因子(影響力)
書(shū)目名稱(chēng)Cytogenetics of the Festuca-Lolium Complex影響因子(影響力)學(xué)科排名
書(shū)目名稱(chēng)Cytogenetics of the Festuca-Lolium Complex網(wǎng)絡(luò)公開(kāi)度
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書(shū)目名稱(chēng)Cytogenetics of the Festuca-Lolium Complex讀者反饋
書(shū)目名稱(chēng)Cytogenetics of the Festuca-Lolium Complex讀者反饋學(xué)科排名
作者: BRAND 時(shí)間: 2025-3-21 23:48
Karyotypes and Species Evolution and Divergence,ps (sometimes in shoot tips), pollen mitosis, or at pachytene of meiosis. Chromosome number, total chromosome lengths, arm ratios, secondary constrictions, and satellites constitute important parameters for karyotypic analysis and may aid taxonomic and phylogenetic investigations. Because chromosome作者: Institution 時(shí)間: 2025-3-22 00:35 作者: BUST 時(shí)間: 2025-3-22 07:52 作者: Ambiguous 時(shí)間: 2025-3-22 11:54 作者: 騙子 時(shí)間: 2025-3-22 13:08
B Chromosomes,chromosome complement and are nonessential. They are nonhomologous to the normal members of the complement. Müntzing (1974) considered the term “accessory” to be more appropriate to describe these chromosomes. However, for the sake of brevity it is preferable to call them B chromosomes (the normal c作者: 騙子 時(shí)間: 2025-3-22 17:19
Natural and Induced Polyploidy, types of polyploids, allopolyploids are preponderant in nature because they enjoy the benefits of polyploidy and hybridity and, hence, are better adapted to diverse climatic conditions. The alloploids have enzyme diversity coded by related genes in different parental genomes. This biochemical versa作者: 很像弓] 時(shí)間: 2025-3-23 01:11
Haploidy,d mutagenesis, gene dosage effects, interaction of genes, and linkage analyses. They offer an opportunity for the study of chromosome relationships within species because the intergenomic homologies, which generally remain masked in the parental species, are revealed in the complement in haploid sta作者: overwrought 時(shí)間: 2025-3-23 04:01
Aneuploids,ing programs. They can be gainfully employed to localize genes on specific chromosomes, to assign chromosomes in their respective linkage groups, and to assess phenotypic effects of individual chromosomes. Aneuploids have proven useful in locating genes on particular chromosomes in several diploid s作者: 不連貫 時(shí)間: 2025-3-23 06:23
Intra- and Inter-Specific Hybridization, Genome Relationships, and Plant Improvement9,these genera and have, in certain cases, successfully achieved this and produced superior cultivars. Some intergeneric hybrids are found in nature. . x ., for example, is widely found in the British Isles and northwestern Europe (Lewis 1975). However, the opportunity for widespread natural introgres作者: LIMIT 時(shí)間: 2025-3-23 13:09
Intergeneric Hybridization, Genome Relationships, and Plant Improvement,taploid hybrid (. = 5. = 35) between . and .. The F.hybrid was vigorous but sterile and showed characteristic features of both parents. Its inflorescence was intermediate between the two parents. Although this hybrid was completely sterile and could not be backcrossed onto either parent, it may be p作者: HAIL 時(shí)間: 2025-3-23 16:54
Biotechnology in , Improvement,been instrumental in producing superior genotypes. Some improved cultivars have already been released for general cultivation (see Chaps. 8, 11 and 12). Rapid progress has also been made in developing novel gene transfer systems based on recombinant DNA techniques for some crop species. These exciti作者: 主動(dòng)脈 時(shí)間: 2025-3-23 19:43
Conclusions and Perspectives,nists. Some of these grasses have gained importance as agricultural crops and play an important role in the economy of several countries in most continents, particularly Europe and North America. In general, there is close proximity among the species of ., among the species of ., and between the spe作者: mechanical 時(shí)間: 2025-3-24 01:59 作者: Obstreperous 時(shí)間: 2025-3-24 02:38 作者: Calibrate 時(shí)間: 2025-3-24 09:18
Antarctic Ocean and Resources Variabilityly prepared Carnoy’s fluid (6:3:1, 95% ethanol: chloroform: glacial acetic acid) containing about 1.5 ml of saturated aqueous solution of ferric chloride per 100 ml of the fixative. The inflorescences may be stored in the fixative at 1 °C until analyzed. Anthers at appropriate stages are squashed in作者: 取回 時(shí)間: 2025-3-24 11:20
Alina A. Fedotova,Sergey V. Kashin Consequently, this grass has developed several ecotypes. Although most ecotypes (including those widely geographically isolated) are morphologically similar, have the same chromosome number (2. = 42), and are easily crossable, some of them are nevertheless reproductively isolated, as evidenced by t作者: 搖擺 時(shí)間: 2025-3-24 17:32
Alina A. Fedotova,Sergey V. Kashinariability which, in turn, forms the basis of natural and human selection. Pairing between chromosomes of two taxa can also help determine phylogenetic relationships. Therefore, any factor(s) that control chromosome pairing have phylogenetic, evolutionary and breeding implications (Jauhar 1975f, 198作者: 入會(huì) 時(shí)間: 2025-3-24 20:06 作者: 果核 時(shí)間: 2025-3-25 02:29 作者: Melodrama 時(shí)間: 2025-3-25 07:07 作者: 矛盾 時(shí)間: 2025-3-25 09:25 作者: 蔑視 時(shí)間: 2025-3-25 15:35
Toshisuke Kawasaki,Yoichi Motoyoshithese genera and have, in certain cases, successfully achieved this and produced superior cultivars. Some intergeneric hybrids are found in nature. . x ., for example, is widely found in the British Isles and northwestern Europe (Lewis 1975). However, the opportunity for widespread natural introgres作者: 生意行為 時(shí)間: 2025-3-25 17:08 作者: Gerontology 時(shí)間: 2025-3-25 23:54 作者: Capitulate 時(shí)間: 2025-3-26 03:37
Antarctica: A Continent for the Humanities,nists. Some of these grasses have gained importance as agricultural crops and play an important role in the economy of several countries in most continents, particularly Europe and North America. In general, there is close proximity among the species of ., among the species of ., and between the spe作者: 自愛(ài) 時(shí)間: 2025-3-26 08:08
Monographs on Theoretical and Applied Geneticshttp://image.papertrans.cn/d/image/242625.jpg作者: 做事過(guò)頭 時(shí)間: 2025-3-26 10:08
Phylogenetic and Breeding Implications of the Genetic Control of Chromosome Pairing,ariability which, in turn, forms the basis of natural and human selection. Pairing between chromosomes of two taxa can also help determine phylogenetic relationships. Therefore, any factor(s) that control chromosome pairing have phylogenetic, evolutionary and breeding implications (Jauhar 1975f, 1983).作者: 好忠告人 時(shí)間: 2025-3-26 14:13 作者: 落葉劑 時(shí)間: 2025-3-26 19:02
0341-5376 Overview: 978-3-642-84088-3978-3-642-84086-9Series ISSN 0341-5376 作者: disparage 時(shí)間: 2025-3-26 23:20
Alina A. Fedotova,Sergey V. Kashinariability which, in turn, forms the basis of natural and human selection. Pairing between chromosomes of two taxa can also help determine phylogenetic relationships. Therefore, any factor(s) that control chromosome pairing have phylogenetic, evolutionary and breeding implications (Jauhar 1975f, 1983).作者: REIGN 時(shí)間: 2025-3-27 01:39 作者: 才能 時(shí)間: 2025-3-27 07:14
978-3-642-84088-3Springer-Verlag Berlin Heidelberg 1993作者: adj憂郁的 時(shí)間: 2025-3-27 10:32
M. M. Tilzer,B. von Bodungen,V. Smetacek L. and its closely allied genus . L. have long fascinated agronomists, evolutionists, and plant breeders, and these genera are among the most widely studied in the grass family. The . group of grasses [tribe Poeae (formerly Festuceae), subfamily Pooideae (formerly Festucoideae)] include several agronomically important species.作者: placebo 時(shí)間: 2025-3-27 14:28 作者: Lasting 時(shí)間: 2025-3-27 20:36 作者: 千篇一律 時(shí)間: 2025-3-27 23:28
Genomic Balance in Relation to Hybrid Fertility and Plant Improvement,Numerous interspecific and intergeneric hybrids in the . complex have been made in an attempt to combine the complementary traits of different taxa in new hybrid cultivars. Combining the superior attributes of some . and . species (Table 1.1) has obviously a great potential from the breeding point of view. This can be effected by:作者: 吸引力 時(shí)間: 2025-3-28 03:05
Toshisuke Kawasaki,Yoichi Motoyoshix ., for example, is widely found in the British Isles and northwestern Europe (Lewis 1975). However, the opportunity for widespread natural introgression of characters is reduced because of the high sterility of these hybrids.作者: obnoxious 時(shí)間: 2025-3-28 08:53 作者: squander 時(shí)間: 2025-3-28 10:53
Intra- and Inter-Specific Hybridization, Genome Relationships, and Plant Improvement9,x ., for example, is widely found in the British Isles and northwestern Europe (Lewis 1975). However, the opportunity for widespread natural introgression of characters is reduced because of the high sterility of these hybrids.作者: ALIEN 時(shí)間: 2025-3-28 15:58
Intergeneric Hybridization, Genome Relationships, and Plant Improvement,nce was intermediate between the two parents. Although this hybrid was completely sterile and could not be backcrossed onto either parent, it may be possible to transfer genes across the two genera in the future.作者: 屈尊 時(shí)間: 2025-3-28 21:57
Antarctic Ocean and Resources Variability 1.5% acetocarmine and the slides are either analyzed the same day or stored at about 1°C in a refrigerator as described earlier (Jauhar 1981a). Pollen fertility is estimated by squashing mature anthers (before dehiscence) in a drop of 0.5% cotton blue in lactophenol.作者: 吞沒(méi) 時(shí)間: 2025-3-28 23:28
Alina A. Fedotova,Sergey V. Kashinhe complete sterility of hybrids between them (Table 5.1, Fig. 5.1). Thus, so far as reproductive isolation is concerned, some ecotypes behave essentially as separate species (see Sect. 2.1). This is an enigmatic situation from the cytogenetic and breeding standpoints.作者: 易改變 時(shí)間: 2025-3-29 06:22 作者: Apogee 時(shí)間: 2025-3-29 08:02
Antarctica: A Continent for the Humanities,cies of the two genera. . (Lp), . (Lm), and . (Fp) are three of the most important diploid species of temperate agriculture and are among the most widely studied grasses. Their cytogenetic and phylogenetic relationships have been thoroughly investigated. Essential features are:作者: 水槽 時(shí)間: 2025-3-29 13:54
Diversity of Antarctic Seaweedsnts, and staining properties of normal chromosomes, they do not obey the laws of cytology and genetics. Hence, they remain enigmatic and a source of perpetual controversy among cytogeneticists and breeders.作者: hair-bulb 時(shí)間: 2025-3-29 16:22 作者: 國(guó)家明智 時(shí)間: 2025-3-29 21:46
B Chromosomes,nts, and staining properties of normal chromosomes, they do not obey the laws of cytology and genetics. Hence, they remain enigmatic and a source of perpetual controversy among cytogeneticists and breeders.作者: 漂泊 時(shí)間: 2025-3-30 03:06 作者: 散布 時(shí)間: 2025-3-30 06:37
Antarctic Ocean and Resources Variabilitye tribes are further divided into smaller units such as subgenera, species, subspecies, varieties, and forms. The . complex belongs to the tribe Poeae (formerly Festuceae) of subfamily Pooideae (formerly Festucoideae).作者: 直覺(jué)好 時(shí)間: 2025-3-30 12:15
Diversity of Antarctic Seaweedse of this important crop plant. The need for developing aneuploid series in other crop plants cannot be overemphasized. No systematic attempt has been made to synthesize a series of aneuploids in species of the . complex.作者: 系列 時(shí)間: 2025-3-30 12:25
Taxonomic Treatments,e tribes are further divided into smaller units such as subgenera, species, subspecies, varieties, and forms. The . complex belongs to the tribe Poeae (formerly Festuceae) of subfamily Pooideae (formerly Festucoideae).作者: Optometrist 時(shí)間: 2025-3-30 19:29 作者: 否決 時(shí)間: 2025-3-30 21:11 作者: 畫(huà)布 時(shí)間: 2025-3-31 03:22
