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        <dc:title>Stability of Cytoplasmic Genetic Male Sterility and Fertility Restoration in Pigeonpea</dc:title>
        <dc:creator>Chaudhari, S</dc:creator>
        <dc:creator>Tikle, A N</dc:creator>
        <dc:creator>Uttamchand, .</dc:creator>
        <dc:creator>Saxena, K B</dc:creator>
        <dc:creator>Rathore, A</dc:creator>
        <dc:subject>Pigeonpea</dc:subject>
        <dc:subject>Genetics and Genomics</dc:subject>
        <dc:description>In cytoplasmic genetic male sterility-based (CGMS) hybrid seed&#13;
production, instability of expression of male-sterility and fertility&#13;
restoration across a wide range of environments are two of the&#13;
major difficulties. Therefore, the present study was carried out to&#13;
investigate the stability of male sterility of nine CGMS lines under&#13;
three dates of sowing and the fertility restoration of 10 CGMS-based&#13;
pigeonpea ( Cajanus cajan (L.) Millsp.) hybrids at three different&#13;
locations. Significant variability existed for pollen fertility among&#13;
hybrids and sterility among cytoplasmic male sterile (CMS) lines.&#13;
All the hybrids except ICPH 3494 and ICPH 3491 exhibited high&#13;
(&gt;80%) pollen fertility across locations. Hybrids ICPH 2671, ICPH&#13;
2740, and ICPH 3933 had 100% male-fertile plants across locations.&#13;
All the CMS lines had completely male-sterile plants across&#13;
sowing dates. The CMS lines BRG1 A, Hy3C A, BRG3 A, and TTB7 A&#13;
exhibited 100% pollen sterility at different sowing dates. The pooled&#13;
analysis revealed a significant genotype × environment interaction&#13;
for pollen fertility and sterility. The genotypic main effect&#13;
+ GE (GGE) biplot of hybrids showed that hybrids ICPH 2671,&#13;
2740, 3933, and 3461 were stable for fertility restoration. With the&#13;
exception of ICPA 2047 and ICPA 2051, all the CMS lines were&#13;
highly stable with high mean performance and least distance from&#13;
AEA (average environmental axis). Male-sterility in A4 cytoplasm&#13;
was independent of environmental conditions. Different dates of&#13;
sowing did not affect expression of male sterility of these CMS lines.</dc:description>
        <dc:publisher>Taylor &amp; Francis Group</dc:publisher>
        <dc:date>2015</dc:date>
        <dc:type>Article</dc:type>
        <dc:type>PeerReviewed</dc:type>
        <dc:format>application/pdf</dc:format>
        <dc:language>en</dc:language>
        <dc:identifier>http://oar.icrisat.org/8829/1/Stability%20of%20Cytoplasmic%20Genetic%20Male%20Sterility%20and%20Fertility%20Restoration%20in%20Pigeonpea.pdf</dc:identifier>
        <dc:identifier>  Chaudhari, S and Tikle, A N and Uttamchand, . and Saxena, K B and Rathore, A  (2015) Stability of Cytoplasmic Genetic Male Sterility and Fertility Restoration in Pigeonpea.  Journal of Crop Improvement, 29 (3).  pp. 269-280.  ISSN 1542-7528     </dc:identifier>
        <dc:relation>http://dx.doi.org/10.1080/15427528.2015.1010680</dc:relation></oai_dc:dc>
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