1. Über die Beeinflussung der Samenkeimung durch den Temperaturwechsel;Abidin;Z. Botan.,1956
2. Physiology of abscission;Addicott,1965
3. Effect of sulfide on soil;Alderfer;Ind. Eng. Chem.,1944
4. On the influence of temperatures on the carbohydrate metabolism of tulips and hyacinths in relation to the development of the plants;Algera;Mededel. Landbouwhogeschool Wageningen.,1947
5. The significance for development of water supply, osmotic relations and nutrition;Allsopp,1965