Decision making under risk : a study of models and measurement procedures with special reference to the farmer's marketing behavior [PhD thesis] Smidts, A. \ 1990
decision making - enterprises - risk - farm accounts - farm accounting - agriculture - agricultural production - management - operations research - simulation - work flow - linear programming
Abstract: cum laude graduation (with distinction)
Aspects of resistance to fusarium head blight caused by Fusarium culmorum in wheat [PhD thesis] Snijders, C.H.A. \ 1990
plant breeding - disease resistance - pest resistance - triticum aestivum - wheat - hexaploidy - plant pathogenic fungi - deuteromycotina - tuberculariaceae
Biological nitrogen fixation by lucerne (Medicago sativa L.) in acid soils [PhD thesis] Pijnenborg, J. \ 1990
medicago - assimilation - nitrogen - acid soils - acid sulfate soils
Proton NMR studies on Megaphaera elsdenii flavodoxin : structure elucidation by 2D-NMR and implications [PhD thesis] Mierlo, C. van \ 1990
flavones - flavonols - flavonoids - steroids - porphyrins - chlorophyll - nuclear magnetic resonance - nuclear magnetic resonance spectroscopy
Abstract: cum laude graduation (with distinction)
Studies on the synthesis of phosphorylated and alanylated cytokinins [PhD thesis] Shadid, B. \ 1990
cytokinins - synthesis - phosphorylation
Physiology of syntrophic propionate oxidizing bacteria [PhD thesis] Houwen, F.P. \ 1990
microbial degradation - propionic acid - microorganisms - biochemistry - physiology - microbial physiology
Tectonic and climatic controls on late quaternary sedimentary processes in a neotectonic intramontane basin, the Pitalito Basin, South Colombia [PhD thesis] Bakker, J. \ 1990
relief - water erosion - climatic change - palaeoclimatology - geological sedimentation - stratigraphy - tectonics - geology - Colombia - geological processes
Problem - oriented studies on plant - soil - water relations : sowing strategies for maize in rainfed agriculture in Southern Mozambique : water management in bog relicts in the Netherlands [PhD thesis] Schouwenaars, J.M. \ 1990
soil - plant water relations - zea mays - maize - moorlands - peat soils - soil water - sowing - planting - transplanting - growth - crops - soil water balance - plant communities - water requirements - regulation - mozambique - models - research - netherlands - water level - overijssel
Studies of the quantitative structure-activity relationship of the inhibition of xanthine oxidase by azaheterocyclic compounds [PhD thesis] Naeff, H.S.D. \ 1990
structure activity relationships - xanthine - oxidoreductases
Competitive adsorption of albumin and monoclonal immuno upsilon globulin molecules on polystyrene surfaces [PhD thesis] Elgersma, F. \ 1990
adsorption - sorption - proteins - industry - plastics - synthetic materials
Initial events and inter-organ relations during senescence of orchid (Cymbidium) flowers [PhD thesis] Woltering, E.J. \ 1990
ornamental plants - orchidaceae - plant physiology - plant development - flowers - flowering - death - longevity - keeping quality - cymbidium
Analysis of the exit problem for randomly perturbed dynamical systems in applications [PhD thesis] Roozen, H. \ 1990
mathematical models - theory - stochastic processes - dynamic programming - markov processes
Antinutritional effects of legume seeds in piglets, rats and chickens [PhD thesis] Huisman, J. \ 1990
Fabaceae - fodder plants - fodder legumes - veterinary science - feeds - proteins - composition - digestive system diseases
Models to estimate genetic parameters in crossbred dairy cattle populations under selection [PhD thesis] Werf, J.H.J. van der \ 1990
breeds - performance - progeny testing - dairy cattle - dairy farming - selective breeding - models - research
Effects of processing on bean (Phaseolus vulgaris L.) : protein quality [PhD thesis] Poel, A.F.B. van der \ 1990
phaseolus vulgaris - foods - chemical composition - proteins - food preservation - vegetable products - storage - plant products
Epidemiological studies of the relationship between occupational exposures and chronic non-specific lung disease [PhD thesis] Heederik, D.J.J. \ 1990
lungs - respiratory diseases - lung function - exposure - dust - occupational hazards - occupational health
A model study on color and related structural properties of cured porcine batters [PhD thesis] Palombo, R. \ 1990
pigmeat - meat products - meat - animal products - texture - tenderness - adulteration - contamination - aging - defects - deterioration
Zygote development after delayed fertilization : a cytological and genetical analysis of embryos of the mouse [PhD thesis] Boerjan, M.L. \ 1990
muridae - mice - geomyidae - eggs - development - egg formation - oogenesis - animal tissues - bone tissue - animal anatomy
Sensitive indicators of side-effects of pesticides on the epigeal fauna of Arable land [PhD thesis] Everts, J.W. \ 1990
plant protection - pesticides - pesticide residues - persistence - soil fauna - microorganisms - nontarget effects - ecotoxicology - bioaccumulation
Use of soil survey data to improve simulation of water movement in soils [PhD thesis] Woesten, J.H.M. \ 1990
infiltration - hydraulic conductivity - seepage - permeability - measurement - soil - soil surveys - computer simulation - simulation - simulation models - models - research - geostatistics