 | FOREWORD (P. Dr. T. Holubowicz) |
| AVOIDANCE OF FREEZING INJURY IN WOODY PLANTS BY DEEP SUPERCOOLING (H.A. Quamme) |
| WINTER HARDINESS PROBLEMS IN FRUIT GROWING IN FINLAND (J. Säkö) |
| A REVIEW OF STUDIES ON WINTERHARDINESS OF WOODY PLANTS IN PRC (S.A. He, Y. Gu) |
| WINTER HARDINESS IN SMALL FRUIT BREEDING (H. Hiirsalmi) |
| TYPE OF WINTER INJURIES OF FRUIT PLANTS AND THEIR RECOVERY (G. Gogoleva) |
| AN ATTEMPT TO REANALYSE WINTER INJURY OF APPLE TREES IN FINLAND DURING THIS CENTURY (E. Kaukovirta, P. Syri) |
| SYSTEM OF FRUIT PLANT FROST HARDINESS ESTIMATION IN THE SELECTIONAL PROCESS (V.M. Burdasov, S.I. Lynov, I.L. Teslja) |
| INTENSIFICATION OF FRUIT PLANT BREEDING BY ARTIFICIAL STRESSES (M.M. Tyurina, V.V. Kicheena, G.A. Gogoleva, N.V.Y.V. Alexeev, A.M. Mikheyev, T.D. Olexenko) |
| THE OCCURRENCE OF DEEP SUPERCOOLING IN THE GENUS PICEA (P. Pukacki) |
| RESEARCH ON FROST HARDINESS OF PINUS CONTORTA SEEDLINGS GROWN IN CLIMATE CHAMBERS (A. Jonsson) |
| THE TIMING OF HARDENING AND DEHARDENING OF FOREST TREES (V. Koski) |
| DETERMINATION OF FROST HARDINESS IN FOREST TREES AT SUONENJOKI RESEARCH STATION (P. Pelkonen, T. Repo) |
| COLD RESISTANCE OF APPLE TREES THROUGH THE YEAR AND ITS RELATIONSHIP TO THE PHYSIOLOGICAL STAGES (D.O. Ketchie) |
| INFLUENCE OF GROWTH REGULATOR APPLICATION ON FROST RESISTANCE OF FRUIT TREE SHOOTS, SPURS, FLOWERS AND FRUITLETS (T. Holubowicz) |
| PRELIMINARY RESULTS OF EFFECT OF SOME CHEMICALS ON SPRING FROST TOLERANCE AND FRUIT SET OF APPLE TREES AND BLACKCURRANT BUSHES (P. Kolodziejczak, P.J. Hamer) |
| ASPHYXIATION AND METHODS OF DECREASING ITS EFFECTS IN FRUIT PLANTS (V.M. Burdasov) |
| ATPASES IN RELATION TO FREEZING INJURIES IN PURIFIED PLASMA MEMBRANE VESICLES FROM NONACCLIMATED SEEDLINGS OF PINUS SYLVESTRIS (J. Hellergren, S. Widell, T. Lundborg) |
| FREEZING RESISTANT GERMPLASMS OF BROAD LEAVED EVERGREEN WOODY PLANTS IN EASTERN CHINA (S.A. He, Z.J. Sun, H.C. Bi, Y. Gu) |
| FREEZING TOLERANCE OF CULTURED POTATO CELLS DURING COLD ACCLIMATION (P.H. Li, M.J. Tseng) |
| RAPID COLD ACCLIMATION AND DEACCLIMATION IN WINTER SPINACH (A. Fennell, P.H. Li) |
| WINTERHARDINESS OF SALIX PLANTS (H.A. von Fricks) |
| VARIATION OF PROTEINS, NUCLEIC ACIDS AND CARBOHYDRATES IN THE ANNUAL CYCLE DIAPENSIA LAPPONICA L (S. Pihakaski) |
| CORRELATION BETWEEN THE RESULTS OF ARTIFICIAL FREEZING TESTS AND SURVIVAL OF PEACH TREES IN ORCHARD (T. Holubowicz) |
| WINTER HARDINESS RESEARCH IN NORTH AMERICA ON WOODY PERENNIALS (H.A. Quamme) |
