CONTENTS 



Page 

 Introduction, R. A. Perry 1 



Paper No. 1 — Effects of water stress on 



plant morphogenesis, R. O. Slatyer — , 3 



Paper No. 2 — Development and reversal of 

 plant responses to salinity and water 

 stress, J. W. O'Leary 14 



Paper No. 3 — Effect of temperature on 



morphogenesis, H. M. Laude 25 



Paper No. 4 — Plant environment studies 

 with controlled soil temperature field 

 plots, A. M. Decker 34 



Paper No. 5 — Environmental control of the 

 growth and development of peren- 

 nial herbage species, R. J. Bula 49 



Paper No. 6 — Morphogenesis and manage- 

 ment of woody perennials in Australia, 

 D. G Wilcox 60 



Paper No. 7 — Morphogenesis and manage- 

 ment of woody perennials in the 

 United States. A. P. Plummer 72 



Paper No. 8 — Morphogenesis and manage- 

 ment of perennial grasses in Australia, 

 D. M. Calder 81 



Paper No. 9 — Morphogenesis and manage- 

 ment of perennial grasses in the 

 United States, D. N. Hyder 89 



Paper No. 10 — Morphogenesis and manage- 

 ment of annual range plants in Aus- 

 tralia, R. M. Moore 99 



Page 



Paper No. 11 — Morphogenesis and manage- 

 ment of annual range plants in the 

 United States, C. M. McKell 111 



Paper No. 12 — Strategies available for 

 managing multispecific communities in 

 Australia, R. A. Perry 124 



Paper No. 13 — A review of research re- 

 lated to development of grazing sys- 

 tems on native ranges of the western 

 United States, C. H. Herbel 138 



Paper No. 14 — A study of the phenology 

 and germination of Eremophila gilesii 

 in semiarid Queensland, W. H. Bur- 

 rows 150 



Paper No. 15 — Strategies used in manag- 

 ing blue-grama range on the Central 

 Great Plains, R, E. Bement 160 



Paper No. 16 — Effects of stock on micro- 

 environments in Australia rangelands. 

 J. K. Marshall . r 167 



Paper No. 17 — Effects of grazing on micro- 

 environment of United States range- 

 lands, R. J. Lorenz 186 



Paper No. 18 — Effects of past grazing in 

 determining range management prin- 

 ciples in Australia, J. C. Newman 197 



Paper No. 19 — Influence of grazing in the 

 microclimate of mixed grass prairie, 

 W. C. Whitman - 207 



Paper No. 20 — Effects of light and photo- 

 period on morphogenesis, F. B. Salis- 

 bury 219 



The statements made by the participants are 

 their own and do not necessarily represent the 

 views of the U.S. Department of Agriculture. 



Italic numbers in parentheses refer to Litera- 

 ture Cited or references at the end of each paper. 

 References, figures, and tables are reproduced es- 

 sentially as supplied by the author of each paper. 



IV 



U S Department of Agriculture 

 "National Agricultural Library. 



Division of Lending 

 U ,.tsviUe, Maryland 20,0a 



