A Recessive Type of Immunity to Virus X in Solanum Tuberosum L. |
Common terms and phrases
143 IS AAaaBbbbCCcc A---bbbbCccc aaaa Chromosome Chromatid AAaaBbbb AAaaBBbbCCCc AAaaBbbbCccc Amer American potato varieties Bawden Biol Cadman Capsicum cheese cloth chromatid segregation Chromosome Chromatid AAaa chromosome segregation Cockerham 1945 common bean crosses Datura DOCTOR OF PHILOSOPHY dominant gene double reduction gamete genotypic constitution globosa Gomphrena globosa HARI KISHORE Havana 38 immune type immunity to virus inoculated with virus mosaic necessary for immunity necrotic Nicotiana rustica numerical non-disjunction observed segregation parental types Phytopathology Plant Pathology Possible genotype Potato Jour potato virus Proc reaction recessive gene resistance to virus ring spot strain ring type lesions Ross rustica S₁ sap inoculation Schultz scion segregation ratios Selfed Res serological antisera serological precipitin test showing local ring showing systemic symptoms SOLANUM TUBEROSUM Stevenson strains of virus tabacum tatula test on G tetraploid thesis tion triplex type of immunity type of resistance University of Wisconsin virus X infected virus x21 X-virus