List price   € 26     This title is available in ActaHort CD-rom format only - not available in print format Convener   E. Kooistra  Editor   S.J. Wellensiek  Publication date   1 July 1973  ISSN   0567-7572  Number of articles   13  Volumes   1  Place   Naaldwijk, The Netherlands  Online articles: PREFACE (D.I.P.J. de Lint, E. Kooistra) RANGES OF PRIMARY ENVIRONMENTAL EFFECTS ON PLANTS (P. Gaastra) ANALYSE DU BILAN D'ENERGIE SOUS SERRE: DISPOSITIF EXPERIMENTAL (J. Damagnez, Mme. Mermier, C. Samie, B. Seguin, O. de Villele) DYNAMICS OF PLANT PERFORMANCE (R. Brouwer) A QUANTITATIVE APPROACH TO RESPIRATION AND PRODUCTION (F.W.T. Penning de Vries) ASPECTS OF ECOTYPIC DIFFERENTIATION IN THE PERENNIAL SOWTHISTLE (D.M. Pegtel) ENCLOSURES FOR RESEARCH ON CONTROL OF A ERIAL ENVIRONMENT FOR PROTECTED CROPS (L.G. Morris) GROWING-ROOMS (P. Newton) PRINCIPLES OF CO2 NUTRITION RESEARCH (H.Z. Enoch, N. Zieslin, Y. Biran, A.H. Halevy, M. Schwarz, B. Kesler, D. Shimsi) CARBON DIOXIDE SUPPLY AND NET PHOTOSYNTHESIS (J.F. Bierhuizen) PLANT AND CLIMATE: MEASURING PROCEDURES AND INSTRUMENTS (J. Warren Wilson) TECHNIQUES FOR MEASURING CO2 ASSIMILATION IN CONTROLLED-ENVIRONMENT ENCLOSURES (D.W. Hand) LIGHT INTERCEPTION AND YIELD OF PEPPERS GROWN UNDER GLASS IN RELATION TO PLANT SPACING (E.W.M. Verheij, F.L.J.A. Verwer) OBSERVATIONS ON GROWTH AND DEVELOPMENT RATES OF TOMATO SEEDLINGS (P.J.A.L. de Lint, D. Klapwijk)