Theoretical and practical approaches to the genetic specificity of mineral nutrition of plants.- Section I: Cytological and anatomical changes in different genotypes caused by altered nutrient supply.- Light and electron microscopic investigations of the reactions of various genotypes to nutritional disorders.- Genetically determined adaptations in roots to nutritional stress: correlation of structure and function.- Ultrastructure of the root cells of two pea genotypes depending on Se in the growth medium.- Section II: Absorption, translocation and accumulation of ions in different genotypes.- Plant genotype differences in the uptake, translocation, accumulation, and use of mineral elements required for plant growth.- Cation fluxes in excised and intact roots in relation to specific and varietal differences.- Genotypic differences in calcium and magnesium nutrition in sunflower.- A study of the electrophysiological organization in roots of two Plantago species: direct measurement of ion transport to the xylem using excised roots.- Concentration of critical nutrients in tolerant and susceptible sorghum lines for use in screening under acid soil field conditions.- The effect of selenium on ion uptake at two nutrient levels.- Differences in sulphate and phosphate uptake and utilization within Zea mays L. species.- Factors responsible for genotypic manganese tolerance in cowpea ( Vigna unguiculatdf).- Efficiency of nitrogen, phosphorus, and potassium use by corn, sunflower, and sugarbeet for the synthesis of organic matter.- Differences in phosphate absorption in various barley genotypes.- Free-space binding and uptake of ions by excised roots of grapevines.- The accumulation of phosphate in roots of different genotypes of maize.- Efficiency and kinetics of phosphorus uptake from soil by various barley genotypes.- Variation among species and varieties in uptake and utilization of potassium.- Application of root zone feeding for evaluation of ion uptake and efflux in soybean genotypes.- Effect of genotype and iron, applied to soil, on the chemical composition and yield of corn plants.- Section III: The influence of mineral nutrition on physiological, and biochemical processes of genotypes.- Varietal differences in physiological and biochemical responses to changes in the ionic environment.- Genotypic differences in the mineral metabolism of plants adapted to extreme habitats.- NaCl-induced modifications of nitrogen absorption and assimilation in salt tolerant and salt resistant millet ecotypes (Pennisetum typhoideum L. Rich.).- Soil preference of populations of genotypes of Asplenium trichomanes L. and Polypodium vulgare L. in Belgium as related to cation exchange capacity.- Adaptation of selected trees and grasses to low availability of phosphorus.- Comparison of K+-Na+ selectivity in roots of Fagopyrum and Triticum.- Genetic differentiation in Taraxacum and its relation to mineral nutrition.- The effect of nitrogen on the activity of some enzymes of nitrogen metabolism during ontogenesis of maize kernel hybrids.- Changes in ion composition and hexitol content of different Plantago species under the influence of salt stress.- Influence of chlorate ions on some characteristics of maize seedlings with different protein content.- Efficiency of nitrogen utilization and photosynthetic rate in C3 and C4 plants.- Genetic differentiation of various physiological parameters of Plantago major and their role in strategies of adaptation to different levels of mineral nutrition.- Genotypic differences in growth and photosynthesis of young barley plants.- The effects of mineral nutrition on the photosynthetic and respiratory activities of leaves of winter wheat and maize varieties.- Nutritional differentiation within the species Dittrichia viscosa W. Greuter, between a population from a calcareous habitat and another from an acidic habitat.- Section IV: The influence of mineral nutrition on yield and quality of different genotypes.- Responses of various crop species and cultivars to fertilizer application.- Genetic specificity of nitrogen nutrition in leguminous plants.- Changes in contents of N, P and K in maize hybrids at different nutrient regimes.- A triaxial ratio diagram and its use in comparative plant nutrition.- Tolerance of barley and other cereals to manganese-deficient calcareous soils of South Australia.- Bacterial disease and the iron status of plants.- Fertilizers and nutrient relations in some genotypes of cereals.- Nitrogen fixation in soybean depending on variety and R. japonicum strain.- Characteristics of sugar beet varieties on chernozem semigley in Baranja.- Section V: Genetical investigations concerned with selection of genotypes for a more effective use of mineral elements.- The search for and interpretation of genetic controls that enhance plant growth under deficiency levels of a macro-nutrient.- Rationale of selection for specific nutritional characters in crop improvement with Phaseolus vulgaris L. as a case study.- Low input varieties: definition, ecological requirements and selection.- Biomass and harvest index as indicators of nitrogen uptake and translocation to the grain in sorghum genotypes.- Genetic basis of mineral nutrition in Triticum aestivum. II. Effect of the cytoplasm on the absorption of nutrient elements.- Genetic variability of the efficiency of nutrient utilization by maize (Zea mays L.).- Genetic differences in phosphorus absorption among white clover populations.- Genetic variation in nitrogen nutrition of grasses and cereals: possibilities of selection.- Variability and genetic control of aluminium tolerance in sorghum genotypes.- Genetic basis of N-utilization in wheat.- The ear-leaf percentage of nitrogen, phosphorus and potassium in maize (Zea mays L.) inbred lines and their diallel progeny.- Genotypic variation and inheritance of mineral element content in winter wheat.- Genetical differences in the cation accumulation capacity of mitochondria.- Genetic variability in the systems of absorption and utilization of mineral elements. A review.