Report of the
Tomato Genetice Cooperative, Vol. 40

TABLE OF CONTENTS

• COVER
• FOREWORD
• EDITORS NOTES RESEARCH REPORTS
  • Several Fruit-Specific cDNAs Map to Chromosome 7. Alpert, K.B., Pear, J.R., Martineau, B., Houck, C.M., Chetelat, R.T. and DeVerna, J.W., p. 5
  • Detection of Pseudomonas syringae pv. tomato in Costa Rica and reaction of some local tomatoes to it. Bogatsevska, N., Hernandes, R.L. and Stamova, L, p. 6
  • Resistance to race 0 of Pseudomonas syringae pv. tomato in cultivated tomato lines. Bogatsevska, N., Stamova, L. and Yarda, M., p. 6
  • Analysis of fertility of tomato cybrids with L. pennellii mitochondrial DNA. Bonnema, A.B. and O'Connell, M.A., p. 7
  • Gene Del in L. chmielewskii. Chalukova, M., Vulkova-Atchkova, Z. and Lukarska, E., p. 8
  • The use of Lycopersicon cheesmanii in breeding for salt-tolerant tomatoes. Costa, J., Nuez, F., Anastasio, G. and Palomares, G., p. 8
  • Evaluation of Tomato Lines for Resistance to Bacterial Canker in North Carolina. Gardner, R. G., Shoemaker, P. B. and Echandi, E., p. 10
  • Resistance to potato virus Y and cucumber mosaic virus in Lycopersicon hirsutum. Gebre-Selassie, K., Laterrot, H., Marchoux, G., Ragozzino, A., and Sacchardo, F., p. 12
  • Breeding to obtain high temperature and moisture tolerant tomato varieties. Gomez, O. and Laterrot, H., p. 13
  • Screening for salinity tolerance in the genus Lycopersicon. Hassan, A.A., Al-Afifi, M.A., Matsuda, K., Koto, A. and Itani, S., p. 14
  • Resistance to Leveillula taurica in tomato lines from Costa Rica. Hernandes, R.L. and Stamova, L., p. 15
  • Possibility of biological control of new powdery mildew on tomatoes. Hernandes, R.L., Stamova, L. and Tchonova, M., p. 16
  • Embryoid formation in the first backcross generation between Lycopersicon esculentum and L. peruvianum. Imanishi, S. and Egashira, H. p. 16
  • A new look at old linkage data of chromosome 6. Koorneef, M. and Zabel, P., p. 17
  • Resistance to Oidium lycopersici in Lycopersicon species. Lindhout, P.and Pet, G., p. 19
  • Fruit storage life in Lycopersicon pimpinellifolium. Lobo, M., Alvaran, I. and Cardona, M.P., p. 19
  • Drought resistance in L. pennellii. Lobo, M., Arbolrda, V. M. and Zuluaga, G. M., p. 20
  • Effect of different tomato ripening mutants on seed vigour and germination. Lobo, M., Echeverri, O., and Canaveral, N., p. 21
  • Performance of interspecific tomato somaclonals obtained by tissue culture under greenhouse condition. Mahir, A.M., Ismail, A. and Noridah, H., p. 22
  • Asymmetric Somatic Hybrids in Tomato. Melzer J.M., Bonnema, A.B. and O'Connell, M.A., p. 22
  • Varietal differences of bacterial wilt resistance in tomato. Monma, S. and Sakata Y., p. 23
  • Observations of Solanum ochranthum and S. juglandifolium. Moretti, A., Laterrot, H. and Bordat, D., p. 25
  • Transfer of Lycopersicon pennellii cytoplasm into tomato(L. esculentum) does not create cytoplasmic male sterility. Mutschler, M.A., p. 25
  • Linkage tests between pat-2 and marker genes bls and sf on chromosome 3. Philouze, J., p. 26
  • Linkage tests between bls, con and sf. Philouze, J., p. 27
  • Linkage test between pat-2 and con. Philouze, J., p. 28
  • Tolerance to tomato yellow leaf curl virus. Pilowsky, M. and Cohen, S., p. 29
  • New or otherwise noteworthy accessions of wild tomato species. Rick, C.M., p. 30
  • A revised key for the Lycopersicon species. Rick, C.M., Laterrot, H. and Philouze, J., p. 31
  • Characterization of additional CR1 repeats from the tomato genome. Siegel, R. and Pichersky, E., p. 32
  • Resistance to race 1 of Pseudomonas syringae pv. tomato. Stamova, L., Bogatsevska, N. and Yordanov, M., p. 33
  • Resistance to cucumber mosaic virus (CMV). Stamova, L., Christova, D., and Yordanov, M., p. 33
  • New powdery mildew on tomatoes in Bulgaria. Stamova, L., Hernandes, R.L., Yordanov, M. and Tchonova, M., p. 34
  • Resistance to Alternaria solani in breeding materials derived from cross with L. pennellii. Stamova, L., Stantcheva, Y. and Yordanov, M., p. 34
  • Resistance to foliage and collar rot phases of Alternaria solani in tomato lines with L. minutum in the pedigree. Stamova, L., Stantcheva, Y., Yordanov, M. and Zagortcheva, L., p. 35
  • Lv- as a symbol of the gene controlling resistance to Leveillula taurica. Stamova, L. and Yordanov, M., p. 36
  • The maize transposable element Ac exhibits variable activity in transgenic tomato. Taylor, B.H. and Scheuring, C.F., p. 37
  • Inheritance of pear-shaped fruit in tomato. Warnock, S. J. p. 38
  • Analysis of organ-specific DNA methylation of several loci in tomato. White, O.R. and O'Connell, M.A., p. 40
  • A Rapid Method for the Generation of cDNA Inserts for use as RFLP Probes. Wing, R.A., Larabell, S.K. and McCormick, S., p. 41
  • Wild type descendants of mutant dihybrids yield the highest number of seed per fruit. Yu, M.H., p. 43
• TOMATO GENETIC STOCK CENTER - STOCK LISTS, p. 44
• INTERIM REPORT OF THE COMMITTEE ON VARIETAL PEDIGREES, 1989, p. 65
• INSTITUTIONAL MEMBERS, p. 70
• INDIVIDUAL MEMBERS, p. 72
• AUTHOR INDEX, p. 80
• SUBJECT INDEX, p. 82