Symposium on Protected Growing of Vegetables

ACHIEVEMENTS AND PROBLEMS OF GREENHOUSE VEGETABLE GROWING IN THE PEOPLE'S REPUBLIC OF BULGARIA

BASIC TRENDS AND PROSPECTS IN THE DEVELOPMENT OF VEGETABLE GROWING IN PLANT GROWING STRUCTURES IN THE USSR

RATIONAL METHODS OF MINERAL FERTILIZING OF VEGETABLE CROPS GROWN IN GREENHOUSES

CONTRIBUTION TO THE SOIL EXHAUSTION IN GLASSHOUSES

HARVEST AND AMOUNT OF YIELD OF GREENHOUSE GROWN TOMATOES AS AFFECTED BY VARIOUS RATES OF FERTILIZING WITH MINERAL AND ORGANIC FERTILIZERS

THE EFFECTIVENESS OF DIFFERENT CULTURE MEDIA FOR THE PRODUCTION OF GREENHOUSE TOMATOES

PROBLEMS OF RAISING VEGETABLE CROPS IN PLANT GROWING STRUCTURES

THE INFLUENCE OF PEAT LAYER THICKNESS AND MINERAL FERTILIZERS ON GREENHOUSE TOMATO YIELDS

IMPROVEMENT OF SOILS FOR VEGETABLE CULTIVATION WITH PLASTICS

THE CO₂ REQUIREMENTS OF GREENHOUSE CROPS

STUDY ON THE NUTRITION OF TOMATOES GROWN UNDER GREENHOUSE CONDITIONS

DEPTH OF SOIL CULTIVATION AS AN INFLUENCING FACTOR ON CROP YIELDS OF GREENHOUSE TOMATOES

CLIMATIC CONDITIONS IN TOMATO GROWING IN GREENHOUSES

INFLUENCE OF THE SPACING OF PLANTING ON THE PROFITABLENESS OF GREENHOUSE PEPPER PRODUCTION

METHODS OF GROWING AND YIELDS OF GREENHOUSE CUCUMBERS FOR PICKLING

PHYSIOLOGICAL CONDITIONS OF DEFOLIATION OF EGGPLANTS GROWN IN HOTHOUSES

THE ECOLOGIC DIFFERENTIATION OF CUCUMBERS WITH PARTICULAR REFERENCE TO THE BREEDING FOR PLANT GROWING STRUCTURES AND FOR ELABORATION OF A CULTIVAR AGRICULTURAL TECHNOLOGY

TESTING OF NEW VEGETABLE CULTIVARS

RESULTS OF HYDROPONIC GROWING OF CUCUMBERS IN KOUBAN

THE INFLUENCE OF CERTAIN MICRO ELEMENTS ON THE YIELDS AND QUALITY OF TOMATOES GROWN IN GREENHOUSES

EFFECT OF THE NUTRITIVE SOLUTION TEMPERATURES ON CUCUMBERS GROWN ON GRAVEL

A NEW TENDENCY IN SEEDLING PRODUCTION AND VEGETABLE FORCING IN HUNGARY

ADVANTAGES AND SPECIFICITY OF SEEDLING GROWING IN SPRING PLASTIC HOTHOUSES IN COMPARISON WITH GROWING IN HOTBEDS

EFFECT OF SOIL TEMPERATURE ON THE GROWTH AND PRODUCTIVITY OF SEEDLINGS, GROWN IN ELECTRIC-HEATED HOTBEDS AND PLASTIC PLANT-GROWING STRUCTURES

THE PRESENT CONDITION OF VENTILATION AND SHADING TECHNIQUES IN GREENHOUSES

FUNDAMENTAL SCIENTIFIC RESEARCH WORK ON VEGETABLE GROWING IN PLANT-GROWING STRUCTURES IN THE USSR

PLANT PROTECTION PROBLEMS OF GREENHOUSE PRODUCTION WITH REFERENCE TO SOIL STERILIZATION

SOME PECULIARITIES IN THE DEVELOPMENT OF DISEASES OF TOMATOES RAISED IN GREENHOUSES

CHEMICAL AND BIOLOGICAL CONTROL OF THE COMMON SPOTTED SPIDER MITE OF GREENHOUSE CROPS

NEW TRENDS IN THE STUDIES CONCERNING HOTBEDS AND GREENHOUSES USED IN HORTICULTURE

LIGHT AND YIELD CONDITIONS IN GREENHOUSES MADE OF GLASS FIBER-REINFORCED POLYESTER DEPENDING ON AGEING

USE OF POLYESTERS IN THE CONSTRUCTION OF GREENHOUSE BUILDINGS

POSSIBILITIES OF APPLYING PLASTIC FILMS IN GREENHOUSES AND THE INCREASING OF EARLINESS OF VEGETABLES

TEMPERATURE CONDITIONS UNDER PLASTIC PROTECTION

AGRO-PHYSICAL STUDIES IN PLANT GROWING STRUCTURES

EFFECTIVE USE OF THE ELECTRIC ENERGY IN PLANT GROWING STRUCTURES

GROWING VEGETABLE CROPS IN ELECTRIC-HEATED HOTBEDS

GROWTH AND REPRODUCTIVE MANIFESTATIONS OF TOMATOES GROWN IN UNHEATED POLYETHYLENE GREENHOUSES

DEPENDENCE OF TRANSPIRATION INTENSITY AND GROWTH PROCESSES ON THE MICROCLIMATIC CONDITIONS UNDER POLYETHYLENE COVERS

ON THE BIOCLIMATE IN THE HOTBED

RESEARCH WORK ON BREEDING AND SEED PRODUCTION OF VEGETABLE CROPS CULTIVATED IN PLANT GROWING STRUCTURES

RESEARCH TO IMPROVE THE YIELDS OF STALKED TOMATO PLANTS GROWN IN THE OPEN

INFLUENCE OF THE VARIETY ON GREENHOUSE PEPPER YIELD

CONTRIBUTION TO BREEDING OF VEGETABLE CULTIVARS IN FORCING HOUSES

RESULTS OF THE STUDY OF DIFFERENT TOMATO VARIETIES GROWN IN GREENHOUSES

SOME BIOLOGICAL PECULIARITIES IN GREENHOUSE GROWN TOMATOES AND CUCUMBERS AND THE REGULATION OF THEIR YIELDS

THE PROBLEM OF ESTABLISHING PROPER AGRICULTURAL TECHNICS IN THE INTENSIVE GROWING OF MUSHROOM CROPS

PEAT AS A STANDARDIZED MEDIUM FOR GREENHOUSE CROPS

PROBLEMS ON THE PRODUCTION AND ORGANIZATION OF VEGETABLE GROWING WITH CONTINUOUS USE OF PLANT GROWING STRUCTURES

ORGANIZATION OF WORK IN GREENHOUSE PRODUCTION WITH THE HELP OF THE NETWORK PLANNING TECHNIQUE

STUDIES ON THE ORGANIZATION AND STANDARDIZATION OF LABOUR INPUT IN GREENHOUSE PRODUCTION

RESULTS OF THE RESEARCH WORK IN DESIGNING GREENHOUSES

ECONOMIC EVALUATION OF VARIOUS TYPES OF GREENHOUSES

CERTAIN PROBLEMS OF THE ECONOMIC EFFECTIVENESS OF GREENHOUSE VEGETABLE GROWING IN BULGARIA

THE NEW ECONOMIC SYSTEM OF SOCIALIST SCIENTIFIC ORGANIZATION OF PRODUCTION AND MORE PARTICULARLY THE UTILIZATION OF CONTEMPORARY ELEMENTS AND MEANS OF MANAGEMENT

PRESENT STATE AND PROBLEMS OF THE TECHNOLOGY OF TRANSPORT IN GREENHOUSES

ESTABLISHING OPTIMAL STRUCTURE OF GREENHOUSE VEGETABLE GROWING BY MEANS OF MATHEMATICAL METHODS

INFLUENCE OF SOIL COMPACTION ON TOMATO GROWTH AND REPRODUCTIVE MANIFESTATIONS

EFFECTIVITY OF AIR AND SOIL HEATING IN PLASTIC GREENHOUSES

BELAYA DACHA STATE FARM EXPERIENCE IN ORGANIZING THE YEAR-ROUND GREENHOUSE VEGETABLES SUPPLIES TO MOSCOW

PECULIARITIES IN THE USE OF PLASTIC-COVERED PLANT-GROWING STRUCTURES IN EAST SIBERIA

PROBLEMS OF THE DEVELOPMENT OF VEGETABLE PRODUCTION IN PLANT GROWING STRUCTURES IN THE RUSSIAN SOVIET FEDERAL SOCIALIST REPUBLIC

DESIGNING PLANT GROWING STRUCTURES IN THE SOVIET UNION

EXPERIMENTS ON THE USE OF FERTILIZED PEAT AS A CAPPING MEDIUM FOR STRAW SUBSTRATES

SCIENTIFICALLY SUBSTANTIATED COMPUTATION AND INFORMATION SYSTEMS IN GREENHOUSE AND HOTBED VEGETABLE GROWING

POSSIBILITIES OF USING ENCARSIA FORMOSA GAH AND ASCHERSONIA ALEURODES WEBBER IN THE CONTROL OF TRIALEURODES VAPORARIORUM WESTW