1. Perennial ryegrass;Alberda,1977
2. Crop photosynthesis: methods and compilation of data obtained with a mobile field equipment;Alberda;Agric. Res. Rep.,1977
3. Influence of age on the temperature coefficient of the respiration rate in leaves of Scolopendrium scolopendrium Karst;Belehrádek;New Phytol.,1929
4. Post-harvest development of cut-tulip flowers;Benschop;Acta Hortic.,1971
5. Barley and its environment; IV Sources of assimilate for the grain;Biscoe;J. Appl. Ecol.,1975