PISUM NEWSLETTER Volume 21 1988
TABLE OF CONTENTS
Page
Preface................................ 1
Cover................................. 4
Research Reports
SOMACLONAL VARIATION IN PROGENIES OF PEA PLANTS REGENERATED
FROM TISSUE CULTURES. T. Cardi ................. 5
LIGHT/DARK CHANGES IN CO2 LEVELS IN THE POD SPACE OF GREEN,
PURPLE AND YELLOW PODDED LINES OF PISUM SATIVUM L.
Maria Donkin and David N. Price................. 7
CHROMOSOME ENGINEERING THROUGH THE TRANSFER OF P. fulvum SATELLITES INTO P. sativum. A. Errico and C. Conicella ..... 10
SELECTION IN VITRO FOR ATRAZINE RESISTANCE IN PISUM SATIVUM L.
T. A. Ezhova, Nguen Thi Zung, A. M. Bagrova, and I. P. Vasil'ev . 12
STABLE TRANSFORMATION OF PEA TISSUES AFTER CO-CULTIVATION WITH
TWO Agrobacterium tumefaciens STRAINS. E. Filippone and
P. F. Lurquin.......................... 16
ASSIGNMENT OF LINKAGE SEGMENTS TO CHROMOSOMES 3, 4, 5 AND 7.
Donald Folkeson .........                                        ...... 19
HEAT TOLERANCE IN PISUM. W. Gottschalk............. 20
STUDIES ON A SEED PERPETUATED CONDITION IN COMMERCIAL SEED
LOTS OF PEAS WITH SYMPTOMS SIMILAR TO THOSE DESCRIBED FOR PSbMV.
W. A. Haglund, J. Hagen, and W. C. Anderson........... 23
INVESTIGATION OF PURPORTED NON-ELISA-DETECTABLE LATENT PEA
SEEDBORNE MOSAIC VIRUS INFECTION IN SELECTED U.S. COMMERCIAL
PEA SEEDLOTS. R. 0. Hampton and G. I. Mink........... 26
TWO NEW TECHNIQUES FOR SCREENING PEAS FOR RESISTANCE AGAINST
Ascohyta pisi . Heidi Jaiser................... 29
MUTANTS DEFECTIVE IN SYMBIOTIC NITROGEN FIXATION. B. E. Kneen,
T. A. LaRue, and N..F. Weeden .................. 31
PALE AXIL COLOR. G. A. Marx................... 32
PEA LEAF ARCHITECTURE: THE INTERACTION OF af, tl AND tac.
G. 'A. Marx............................... 33
WAXLESS POD (wp) SHOWS LINKAGE ON CHROMOSOME 6.
G. A. Marx ................................................... 34
A-2: A NEW LOCUS CONTROLLING ANTHOCYANIN PRODUCTION IN PISUM.
G. A. Marx, N. F. Weeden, and F. J. Muehlbauer.......... 35
FLOWERING IN PISUM: SEPARATION OF GENOTYPES Sn Hr, Sn hr
AND sn- ON A lf E Dne BACKGROUND. I. C. Murfet and
S. C. Cayzer........................... 37
LONGEVITY OF PEA SEED IN STORAGE AT HOBART. I. C. Murfet and
R. Cramp............................. 41
ALLELISM TESTS ON LINES WITH THE ERECTOIDES PHENOTYPE.
J. B. Reid, J. J. Ross, and I. C. Murfet............. 43
INTERACTION OF THE det (DETERMINATE) MUTANT WITH OTHER
FLOWERING GENES. I. C. Murfet.................. 44
GENOTYPE Le lv: AN EXTREMELY LONG INTERNODE LENGTH TYPE.
J. B. Reid...............,............ 48
SURFACE SPREAD SYNAPTONEMAL COMPLEXES IN PISUM SATIVUM.
Karin Scheumann and Gisela Wolf................. 52
RELATIONSHIP BETWEEN INDUCTION OF MACRO- AND MICRO-MUTATIONS FOLLOWING MUTAGENIC TREATMENT. N. P. Singh and B. Sharma .... 55
LEAF ABERRATIONS - AN EFFECTIVE SCREENING TECHNIQUE FOR MICROMUTATIONS IN PEAS. N. P. Singh and B. Sharma........ 57
DIFFERENTIAL RESPONSE OF POLYGENIC TRAITS TO MUTAGENIC
TREATMENT IN PEAS. N. P. Singh and B. Sharma.......... 59
EFFICIENCY OF SELECTION FOR MICROMUTATIONS IN M2 GENERATION
IN PEAS. N. P. Singh and B. Sharma............... 61
NEW GENES LINKED TO R AND Tl IN PEA: HISTONE HI SLOW FRACTION
AND SEED ALBUMIN K9 GENES. 0. G. Smirnova, S. M. Rozov, and
V. A. Berdnikov......................... 63
TRYPSIN INHIBITOR GENES ARE LINKED TO R AND Tl.
0. G. Smirnova, S. M. Rozov, and V. A. Berdnikov......... 66
EVALUATION OF ALTERNATIVE ASSESSMENT OF RESISTANCE IN TESTS OF
PEAS WITH FUSARIUM OXYSPORUM f. sp. PISI. Ingrid Stuhler
and Heidi Jaiser......................... 69
ii
THE GENE lk (ERECTOIDES) ON CHROMOSOME 5. W. K. Swiecicki. ... 71 A NEW GENE CRISPOID (crd) ON CHROMOSOME 1. W. K. Swiecicki ... 73
A NEW GENE HETEROPHYLUS (het) ON CHROMOSOME 7.
W. K. Swiecicki......................... 75
COMPARATIVE STUDIES OF THE SPONTANEOUS AND INDUCED VARIABILITY
IN CALLUS CULTURES AND REGENERATED PLANTS OF PEA.
N. S. Tikhvinskaya and S. A. Gostimski.............. 77
OBSERVATION OF LINKAGE BETWEEN rui AND LOCI ON CHROMOSOME 6.
B. Wolko............................. 80
Features                                                                                         
BREEDING PEAS FOR RESISTANCE TO SOIL-BORNE DISEASES.
John M. Kraft.......................... 82
DRY PEA PRODUCTION AND RESEARCH IN BRAZIL. L. de B. Giordano
and F. J. B. Reifschneider.................... 85
The Af-I-Aero-"Ch" GENE SYSTEM AND ITS USE AS A TEACHING AID.
G. A. Marx............................ 86
New Cultivars.............................. 87
iii