Environmental effects on crop physiology : proceedings of a symposium held at Long Ashton Research Station, University of Bristol, 13-16 April 1975 / edited by J. J. Landsberg and C. V. Cutting. Long Ashton Symposium (5th : 1975) Landsberg, J. J. Cutting, C. V. Crops and climate Congresses. Crops Physiology Congresses. Crops Ecology Congresses. S600.2 .L66 1975 581.152 LAE At head of title: Fifth Long Ashton Symposium 1975. Includes bibliographies and indexes. London ; New York : Academic Press; 1977. 1977. 1977 Text xvi, 388 p. : eng