 | PREFACE |
| RECENTLY DISCOVERED VIRUS OR VIRUSLIKE DISEASES OF ORNAMENTALS AND THEIR EPIDEMIOLOGICAL SIGNIFICANCE (R. Koenig) |
| CARNATION MOTTLE VIRUS DEMONSTRATED IN BEGONIA ELATIOR AND BEGONIA X CHEIMANTHA SHOWING VEIN CLEARING, LEAF CURL AND FLOWER BREAK (N. Paludan, J. Begtrup) |
| RHABDOVIRUS-LIKE PARTICLES IN HIBISCUS ROSA - SINENSIS L (B. Plavšic, D. Milicic, Z. Eric) |
| THE OCCURRENCE OF TOBACCO RATTLE AND TURNIP MOSAIC VIRUSES IN ORCHIS SSP., AND OF AN UNIDENTIFIED POTYVIRUS IN CYPRIPEDIUM CALCEOLUS (D.-E. Lesemann, H.J. Vetten) |
| A PRELIMINARY STUDY ON INFECTIOUS VARIEGATION OF CAMELLIA (C. Hiruki) |
| A NEW DISEASE CAUSING STUNTING AND SHOOT PROLIFERATION IN CARNATION (V. Lisa, G. D'Agostino, G. Boccardo) |
| VIRUSES OF ALSTROEMERIA AND PRELIMINARY RESULTS OF MERISTEM CULTURE (F.A. Hakkaart, J.M.A. Versluijs) |
| DETECTION OF KALANCHOE LATENT VIRUS IN KALANCHOE BLOSSFELDIANA BY ENZYME-LINKED IMMUNOSORBENT ASSAY (ELISA) (S. S. Hearon) |
| DETECTION AND IDENTIFICATION OF VIRUSES IN HYDRANGEA (T.C. Allen, J.P. McMorran, R.H. Lawson) |
| ASPECTS OF MICROPROPAGATION AND DISEASE INDEXING OF ORNAMENTALS (K.L. Giles, S.C. Worfolk) |
| DOUBLE-STRANDED RNA IN DETECTION OF DISEASES OF KNOWN AND UNPROVEN VIRAL ETIOLOGY (Ramon L. Jordan, J. Allan Dodds) |
| DETECTION AND IDENTIFICATION OF VIROIDS AND VIRAL NUCLEIC ACIDS BY "DOT-BLOT" HYBRIDIZATION (P. Palukaitis, S. Cotts, M. Zaitlin) |
| LIGHT MICROSCOPY OF PLANT VIRUS INDUCED INCLUSIONS (R. G. Christie, John R. Edwardson) |
| INTERNATIONAL TRANSPORTATION OF CUT FLOWERS AND ORNAMENTAL PLANTS: THREATS TO THE UNITED STATES (Robert P. Kahn, C. E. Miller) |
| INTERNATIONAL TRANSPORT OF FLOWERS, FOLIAGE, NURSERY STOCK AND ORNAMENTAL PLANTS IN EUROPE AND THE MEDITERRANEAN BASIN (O. Lovisolo) |
| THE PRODUCTION AND DISTRIBUTION OF VIRUS-TESTED ORNAMENTAL BULB CROPS IN ENGLAND: PRINCIPLES, PRACTICE AND PROGNOSIS (A.A. Brunt) |
| THE REGENERATION OF PLANTS FREE OF LSV AND TBV FROM INFECTED LILIUM BULB-SCALE EXPLANTS IN THE PRESENCE OF VIRAZOLE (G.J. Blom-Barnhoorn, J. van Aartrijk) |
| RAPID IN VITRO PROPAGATION OF VIRUS-INDEXED GLADIOLI (A.E. Logan, F.W. Zettler) |
| INACTIVATION OF VIROIDS IN CHRYSANTHEMUM BY LOW-TEMPERATURE TREATMENT AND MERISTEM-TIP CULTURE (N. Paludan) |
| NEW SEROLOGICAL PROCEDURES INCLUDING THE DEVELOPMENT AND USES OF MONOCLONAL ANTIBODIES IN VIRUS DETECTION AND DIAGNOSlS (M.H.V. Van Regenmortel) |
| ON SEROLOGICAL DETECTION OF MYCOPLASMS IN PLANTS (W. Welvaert, G. Samyn) |
| DETECTION OF CARNATION ETCHED RING VIRUS USING MOUSE MONOCLONAL ANTIBODIES AND POLYCLONAL CHICKEN AND RABBIT ANTISERA. (H.T. Hsu, R.H. Lawson) |
| DIFFERENTIATION OF POTYVIRUSES OF THE BEAN YELLOW MOSAIC SUBGROUP (O.W. Barnett, P.M. Burrows, M.R. McLaughlin, S.W. Scott, R.H. Baum) |
| MONOCLONAL ANTIBODIES AND THEIR USE IN THE STUDY OF DIANTHOVIRUSES (C. Hiruki, G. Figueiredo) |
| USE OF ANTISERA TO CYLINDRICAL INCLUSION BODIES OF POTYVIRUSES FOR VIRUS SCREENING AND IDENTIFICATION (J. Hammond, R.H. Lawson) |
| A STRAIN OF CLOVER YELLOW VEIN VIRUS INFECTING STATICE (LIMONIUM SINUATUM) (R.H. Lawson, M.D. Brannigan, J. Foster) |
| LIGHT MICROSCOPIC TECHNIQUES FOR DETECTING ORCHID VIRUSES (N.-J. Ko, F.W. Zettler, J.R. Edwardson, R.G. Christie) |
| RECENT ADVANCES IN DEVELOPING CONCEPTS OF VECTOR TRANSMISSION AND APPROACHES TO CONTROL OF VIRUS AND MYCOPLASMA SPREAD (L.R. Nault) |
| SOME ASPECTS OF VIRUS INFECTION IN FORSYTHIA SPP. (M. Kaminska) |
| OCCURRENCE OF CHLOROTIC RINGSPOT VIRUS IN COMMERCIAL HIBISCUS ROSA - SINENSIS CULTIVARS (B. C. Raju) |
| RECENT ADVANCES IN BULB VIRUS RESEARCH (A.F.L.M. Derks) |
| INVESTIGATION OF VIRUS INFECTION OF FREESIA (M.J. Foxe, U.E. Wilson) |
| NEPOVIRUSES ISOLATED FROM GLADIOLUS IN ITALY (M.G. Bellardi, F. Marani) |
| IDENTIFICATION AND SYMPTOM EXPRESSION OF FOUR ELONGATED VIRUSES INFECTING BULBOUS IRISES (A.F.L.M. Derks, Th.C. Hollinger, J.L. Vink-van den Abeele) |
| IN VITRO MANIPULATION OF VIRUS CONCENTRATIONS IN HYBRID LILIES (D. Cohen, K.S. Milne, M.J. Hyland) |
| RATES OF REINFECTION WITH VIRUS IN COMMERCIAL CARNATION, CHRYSANTHEMUM AND GLADIOLUS CROPS (Jane R. Moran, Jenny M. Wilson) |
| SOLUBILITY OF CHRYSANTHEMUM CHLOROTIC MOTTLE VIROID IN LICL SOLUTIONS (S.O. Kawamoto, R.K. Horst, S.-M. Wong) |
| RELATIVE IMPORTANCE OF PELARGONIUM VIRUSES IN CUTTING NURSERIES (W. Welvaert, G. Samyn) |
| IDENTIFICATION OF BEAN YELLOW MOSAIC VIRUS IN MASDEVALLIA (D.-E. Lesemann, R. Koenig) |
| MECHANISM OF RESISTANCE TO VIRUS INFECTION AND SELECTION FOR RESISTANCE AT THE CELLULAR LEVEL (W. O. Dawson) |
| REPLICATION OF CHRYSANTHEMUM STUNT VIROID IN ISOLATED LEAF CELLS AND IN CELL CULTURES OF CHRYSANTHEMUM (M. Monsion, P. Merel, M. Vitale, G. Macquaire, J. Dunez) |
| A NUCLEIC ACID PROBE FOR DETECTION OF BEAN YELLOW MOSAIC VIRUS (J. Hammond, R.W. Hammond) |
| THE RECOGNITION OF "BOUSSINGAULTIA MOSAIC VIRUS" AS A STRAIN OF PAPAYA MOSAIC VIRUS (S. Phillips, A.A. Brunt, L. Beczner) |
| EVALUATING THE SPECIFIC IMMUNOREACTIVITIES OF MONOCLONAL ANTIBODIES TO TWO PLANT VIRUSES (R. Jordan, J. Aebig) |
| VIRUSES INFECTING BULBOUS IRIS: A CLARIFICATION OF NOMENCLATURE (J. Hammond, A.F.L.M. Derks, O.W. Barnett, R.H. Lawson, A.A. Brunt, N. Inouye, T.C. Allen) |
