| Editorial | |
| Environmental constraints to photosynthesis in ex vitro plants | p. 1 |
| Photomorphogenesis and plant development | p. 19 |
| Effect of the light environment on photosynthesis and growth in vitro | p. 31 |
| Nutrient supply and plant growth | p. 47 |
| Nutrient supply and growth of plants in culture | p. 58 |
| Effect of plant density and macronutrient nutrition on Iris shoot cultures | p. 69 |
| Growth and mineral nutrition in micropropagated delphinium during a subculture interval | p. 72 |
| Effect of nitrogen sources and initial pH of the media with or without buffer on in vitro rooting of jackfruit (Artocarpus heterophyllus Lam.) | p. 77 |
| Carbon compounds and their influence on in vitro growth and organogenesis | p. 83 |
| The effect of carbohydrate source and pH on in vitro growth of Vitis vinifera cultivars Black Hamburg and Alvarino | p. 94 |
| Evidence for the interactive involvement of carbohydrates in the control of differentiation of in vitro explants | p. 98 |
| Factors affecting cell expansion; hydroponic roots as a model system | p. 104 |
| Some aspects of stomatal physiology relevant to plants cultured in vitro | p. 120 |
| Effects of low light intensity and high air humidity on morphology and permeability of plant cuticles, with special respect to plants cultured in vitro | p. 132 |
| Vitrification in relation to stomatal deformation and malfunction in carnation leaves in vitro | p. 143 |
| Control of water loss by delphinium plants cultured in vitro | p. 155 |
| Components of the gaseous environment and their effects on plant growth and development in vitro | p. 165 |
| Measuring shortcomings in tissue culture aeration and their consequences for explant development | p. 191 |
| The influence of the gas permeability of the vessel lid and growth-room light intensity on the characteristics of Dianthus microplants in vitro and ex vitrum | p. 204 |
| Effect of light intensity and aeration during in vitro growth (stage III of micropropagation) of banana plants (Musa AAA cv. Petite Naine) | p. 215 |
| Ethylene and anther culture | p. 220 |
| Leaf abscission in micropropagated sugar apple (Annona squamosa L.) | p. 227 |
| Surfactant stimulation of growth in cultured plant cells, tissues and organs | p. 234 |
| Micropropagation of Narcissus | p. 245 |
| Effect of explant stem length on potato (Solanum tuberosum L.) microtuber formation in vitro | p. 249 |
| Production of potato microtubers with and without growth regulators | p. 254 |
| In vitro adventitious shoot production of Beta vulgaris and Beta maritima | p. 261 |
| Factors influencing the regeneration of Solanum papita | p. 267 |
| Somatic embryogenesis in guava (Psidium guajava L.) | p. 272 |
| Micropropagation of pea (Pisum sativum L.) - in vitro system and its practical applications | p. 278 |
| Uptake of 2,4-D in coconut (Cocos nucifera) explants | p. 284 |
| Peroxidase activity and endogenous free auxin during adventitious root formation | p. 289 |
| Stimulation of rooting in vitro: effects of inhibitors of abscisic acid synthesis | p. 299 |
| Rooting and acclimatization of chestnut by in vitro propagation | p. 303 |
| Acclimatization of micropropagated roses in multi-layer-cells: effect of different stage III conditions and CO[subscript 2] enrichment | p. 309 |
| Stage III techniques for improving water relations and autotrophy in micropropagated plants | p. 314 |
| Physiological change and apparent rejuvenation of temperate fruit trees from micropropagation | p. 323 |
| Propagation and physiological improvement of mature wild cherry (Prunus avium L.) and common ash (Fraxinus excelsior L.) by tissue culture | p. 332 |
| Evidence for epigenetic inheritance of ontogenetic phase and tissue origin characteristics in the performance of plants derived through adventitious shoots | p. 339 |
| Juvenility in micropropagated strawberries (Fragaria ananassa Duch) | p. 346 |
| Flowering abundance of strawberry depending on the number of subcultures in vitro: Relationship with growth, rooting and peroxidase activity | p. 356 |
| Dealing with microbial contaminants in plant tissue and cell culture: hazard analysis and critical control points | p. 363 |
| Latent bacterial infections: epiphytes and endophytes as contaminants of micropropagated plants | p. 379 |
| Fungal contaminants of Primula, Coffea, Musa and Iris tissue cultures | p. 397 |
| Activity of antibiotics produced by Bacillus subtilis and Bacillus pumilus against common fungal contaminants of plant tissue cultures | p. 404 |
| Physiology, growth and development of plants and cells in culture - the way ahead | p. 409 |
| Index | p. 422 |
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