1. Forty years of photosynthesis and related activities

   • Melvin Calvin

   Personal Perspectives Pages: 3 - 16

2. Photosystem II function and herbicide binding sites during photoinhibition of spinach chloroplasts in-vivo and in-vitro

   • W. S. Chow
   • C. B. Osmond
   • Lin Ke Huang

   Regular Paper Pages: 17 - 26

3. Orientation of Photosystem-I pigments: low temperature linear dichroism spectroscopy of a highly-enriched P700 particle isolated from spinach

   • Jacques Breton
   • Isaumu Ikegami

   Regular Paper Pages: 27 - 36

4. Energy transfer in the light-harvesting complex II of Dunaliella tertiolecta is unusually sensitive to Triton X-100

   • Assaf Sukenik
   • Paul G. Falkowski
   • John Bennett

   Regular Paper Pages: 37 - 44

5. Effect of abscisic acid on the photosynthetic oxygen evolution in barley chloroplasts

   • Liliana T. Maslenkova
   • Yuli Zanev
   • Losanka P. Popova

   Regular Paper Pages: 45 - 50

6. Photoacoustic characteristics of leaves of atrazine-resistant weed mutants

   • Michel Havaux

   Regular Paper Pages: 51 - 59