1. Diaphotonastic and parahelionastic leaf movements in Stylosanthes humilis HBK (Townsville Stylo);Begg;Roy. Soc. N. Z. Bull.,1974
2. Solar tracking: Light avoidance influenced by water stress in leaves of Kidney bean seedlings in the field;Berg;Crop Science,1986
3. Leaf orientation of soybean seedlings. I. Effect of water potential and photosynthetic flux density;Berg;Crop Science,1990
4. Utilization de l'énergie solaire par une culture de Vigna sinensis. II. Assimilation nette et acroisement de matière sèche, influence du phototropisme sur la photosynthèse des premières feuilles;Bonhomme;Ann. Agron.,1974
5. Phototropismus und Photonastie der Laubblätter;Brauner,1959