1. Einfluss der Nährstoffverteilung in Pflanzen auf den ‘Calciummangel’ in den Früchten;BÜNEMANN;Gartenbauwissenschaft,1972
2. Ion Transport;CLARKSON,1974
3. Correlations of calcium content of ‘Baldwin’ apples with leaf calcium, tree yield, and occurrences of physiological disorders and decay;DRAKE;J. Am. Soc. hort. Sci.,1974
4. Nitrogen uptake by apple seedlings as affected by light, and nutrient stress in part of the root system;FRITH;Physiologia Pl.,1975
5. 14C-studies on apple trees. 1. The effect of the fruit on the translocation and distribution of photosynthates;HANSEN;Physiologia Pl.,1967