Search Results 1-16 of 16

  • Vegetative Growth and Fruit Quality of 'Ruby Roman' Grapevines Grafted on Two Species of Rootstock and Their Tetraploids

    Gao-Takai Mei , Katayama-Ikegami Ayako , Nakano Shinichi , Matsuda Kenichi , Motosugi Hino

    … × <i>V. vinifera</i>, a vigorous rootstock), and their colchicine-induced autotetraploids ['5BB(4×)' and 'HF(4×)'] were investigated through 2 years of pot cultivation followed by 2 years of ground cultivation. …

    The Horticulture Journal 86(2), 171-182, 2017

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  • Growth and Fruit Quality of 'Kyoho' Grapevines Grafted on Autotetraploid Rootstocks

    MOTOSUGI Hino , YAMAMOTO Yasuhisa , NARUO Takasumi , YAMAGUCHI Daisuke

    … vinifera L.) grapevines grafted on colchicine-induced autotetraploids of two grape rootstocks, 'Riparia Gloire de Montpellier' ('Gloire', V. …

    Journal of the Japanese Society for Horticultural Science 76(4), 271-278, 2007-10-01

    NDL Digital Collections  References (30)

  • Growth and Fruit Quality of 'Kyoho' Grapevines Grafted on Autotetraploid Rootstocks

    Motosugi Hino , Yamamoto Yasuhisa , Naruo Takasumi , Yamaguchi Daisuke

    コルヒチン処理により作出したブドウ台木 ‘Riparia Gloire de Montpellier’(‘Gloire’, <i>Vitis riparia</i> Michx)および ‘Couderc 3309’(‘3309’, <i>V. riparia</ …

    Journal of the Japanese Society for Horticultural Science 76(4), 271-278, 2007

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  • Colchicine-Induced Autotetraploid in Aloe vera L.

    IMERY J. , CEQUEA H.

    Autotetraploid plants of <I>Aloe vera</I> … were induced by colchicine treatment. … Diploid shoot tips (2<I>n</I>=2<I>x</I>=14) were treated by immersion of the rhizomes in colchicine concentrations of 0.05%, 0.10% and 0.15% at exposure times of 6, 12, 18 and 24 h. …

    CYTOLOGIA 66(4), 409-413, 2001-12-25

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  • Colchicine-Induced Autotetraploidy in Clitoria ternatea L.

    GANDHI Supriya , PATIL V.P.

    … white (Family Papilionaceae) were treated with colchicine solution from 0.05% to 0.25% concentrations for different durations. … Karyotypic study of the autotetraploid plant indicated 2n = 32 with all submedian chromosomes.<BR>Chromosome association at diakinesis and metaphase-I revealed gradual decrease in quadrivalent frequency with increase in bivalent frequrncy from C<SUB>0</SUB> …

    CYTOLOGIA 62(1), 13-18, 1997-03-25

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  • Interspecific Chromosome Homologies in Coix Lacryma-jobi L. and C. gigantea Koen. (Maydeae)

    RAO Panuganti N , NIRMALA A.

    … (2n=20 and its colchicine induced autotetraploid 4n=40) and <i>C. …

    CYTOLOGIA 58(4), 355-360, 1993-12-25

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  • Production of Colchicine-induced Autotetraploid Plants through Micrografting in Monoembryonic Citrus Cultivars  [in Japanese]

    OIYAMA Iwao , OKUDAI Naomi

    カンキツ類において,単胚性品種の同質4倍体を倍数性育種の素材として利用することを目的として,それの人為的な作出を試みた. 単胚性品種であるクレメンティン,ハッサク及びヒュウガナツを供試し,それらの新梢の腋芽を約0.5mmの高さに切り取り,0.1%コルヒチン溶液に室温下で2〜6時間浸漬させた.これらの腋芽は,カラタチの実生を台木として,簡易茎頂接ぎ木法と寄せ接ぎ法(高原ら,1986)を用いて植物体に …

    Breeding science 36(4), p371-376, 1986-12

  • Production of colchicine-induced autotetraploid plants through micrografting in monoembryonic citrus cultivars.

    OIYAMA Iwao , OKUDAI Naomi

    カンキツ類において,単胚性品種の同質4倍体を倍数性育種の素材として利用することを目的として,それの人為的な作出を試みた. 単胚性品種であるクレメンティン,ハッサク及びヒュウガナツを供試し,それらの新梢の腋芽を約0.5mmの高さに切り取り,0.1%コルヒチン溶液に室温下で2~6時間浸漬させた.これらの腋芽は,カラタチの実生を台木として,簡易茎頂接ぎ木法と寄せ接ぎ法(高原ら,1986)を用いて植物体に …

    Japanese Journal of Breeding 36(4), 371-376, 1986

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  • Cytogenetical studies on African rice, Oryza glaberrima Steud. 1. Colchicine-induced autotetraploid.:1. Colchicine-induced autotetraploid

    ISHIKI Koshun

    … Cytogenetical study on the colchicine-induced autotetraploid of <i>Oryza</i> … As compared with the diploid, the autotetraploid increased in stomata length, length of penultimate leaf blade, pollen diameter and seed size; … The autotetraploid had multipored pollen grains and awned seeds, which was different qualitatively from the diploid. …

    The Japanese Journal of Genetics 60(3), 225-234, 1985

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  • Inheritance of Stylar Morphology and Loss of Self-incompatibility in the Progenies of Induced Autotetraploid Buckwheat

    ADACHI Taiji , YABUYA Tsutomu , NAGATOMO Takashi

    コルヒチン処理によって得られたソバ人為同質四倍体の後代における農業上の特性を比較し,体細胞およびPMC染色体の行動を観察するとともに,処理第2および4代集団に出現した花柱性変異体の自家不和合性の消失と花柱性の遺伝に検討を加えた。その結果,正四倍体頻度は80%以上を維持し,減数分裂第1分裂中期での多価染色体形成頻度も低く,従って花粉稔性,着粒率とも原二倍体系統に比べ極端な低下を見せず,優れた農業上の …

    Japanese Journal of Breeding 32(1), 61-70, 1982

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  • Effects of γ-ray irradiation on the autotetraploid of the mulberry tree (A supplement)

    TOJYO Isao

    剣持および剣持からコルヒチンによって誘起された4倍体の5年生桑樹から冬枝を採取し, 5kR/hで0~10kRのガンマー線を照射した後, 伸長した新梢の生長円錐および若齢器官における放射線の影響を組織細胞学的に調査し次の結果を得た。<br>1. ガンマー線照射の影響は生長円錐, 腋芽の始原体, 葉および花器の原基および幼葉に及んだが, このうち葉および花器の原基で影響が大きかった。< …

    The Journal of Sericultural Science of Japan 49(4), 294-301, 1980

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  • Mitotic chromosomal abnormalities in diploid and colchicinelnduced tetraploid jute (Corchorus capsularis L.) following gamma-rays treatment.

    Bhadra S.K. , Shaikh M.A.Q. , Mia M.M.

    … detect and explain the various types of chromosomal abnormalities resulting from seed irradiation and to evaluate the frequency of abnormal cells in different doses and thereby establish the relative radiosensitivity between the 2x (2n=14) and c-4x (2n=28) (colchicine-induced) <i>Corchorus capsularis</i>.<br>Air-dried seeds of the two ploidy levels were exposed to 60, 70 and 80 KR gamma-rays (<sup>60</sup>Co) and different stages of the mitotic division of the treated and control root tips were …

    CYTOLOGIA 44(2), 359-364, 1979

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  • <i>PHLOX DRUMMONDII</i>. I. CYTOGENETICS OF COLCHICINE INDUCED AUTOTETRAPLOIDS

    DHILLON T. S.

    … Autotetraploidy was induced in <i>Phlox drummondii</i> … by treatment of shoot apices of seedlings with 0.5% emulsion of colchicine in lanolin. … Autotetraploid plants were found to show <i>gigantism</i>, both at the cellular level as well as the organ level. … Pollen mother cells of autotetraploid plants showed predominantly bivalents and quadrivalents. …

    The Japanese Journal of Genetics 45(4), 305-312, 1970

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  • Improvement of fertility and inacion of self incompatibility in the progenies of autotetraploid in chinese cabbage.  [in Japanese]

    KADOTA Torataro , ITO Kiyoshi

    … (1) Fertility of the 1st generation of the colchicine induced a,utotetrahaploid chinese dabbage was very low, ahd number of seeds per one pod in the case of 'selfing, mutual 'pollihation, and open pollination were in average 2. …

    Breeding science 1(3), 151-155, 1952-03

  • Improvement of fertility and inacion of self incompatibility in the progenies of autotetraploid in chinese cabbage.

    KADOTA Torataro , ITO Kiyoshi

    … (1) Fertility of the 1st generation of the colchicine induced a, utotetrahaploid chinese dabbage was very low, ahd number of seeds per one pod in the case of 'selfing, mutual 'pollihation, and open pollination were in average 2. …

    Japanese Journal of Breeding 1(3), 151-155, 1952

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  • Cytological Studies on Autotetraploid <i>Brassica chinensis</i> L

    Yakuwa Kôichirô

    … 1) For the cytological studies, one of the filial generation plants of colchicine induced tetraploid <i>Brassica chinensis</i> … This plant was the true autotetraploid.<br>2) In the diploid of this variety, chromosome behaviour is regular in general.<br>3) At diakinesis of the tetraploid, 1-6 quadrivalents are counted and the mean number of them per PMC is 3.28.<br>4) Trivalents and univalents also appear, and lagging diads at anaphase I are presumably caused by them. …

    CYTOLOGIA 13(2), 162-169, 1944

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