1986] BIBLIOTHECA 259

(paper) . . . . a series of essays on the endangered biota; not just listings of plants and animals, but in relation to specific habitats and ecosystems.

Trace Elements in Plants. M. Y. Shkolnik. Developments in Crop Science, Volume 6. Elsevier Science Publishing Co., 52 Vanderbilt Ave., New York, NY 10017. 1984. 464 pp. $79�9 . . . . reviews and summarizes advances made in trace element research, including a part on trace elements and botanical problems (taxonomy, phytocenology, anatomy, embryology, genetics, and ad- aptation to unfavorable environments).

Trends in Ecological Research for the 1980s. June H. Cooley and Frank B. Golley (eds.). NATO Conf. Series, Volume 7. Plenum Press, 233 Spring St., New York, NY 10013. 1984. 344 pp. $52.50. �9 considers the dichotomy of approach among ecologists: empirical scientists who are fun- damentally naturalists who enjoy the immense complexity of the natural world and devote their research to the description of the many adaptive characteristics of the hundreds of thou- sands of species, and theoretical researchers who contend that natural history without mathe- matics is muddled and advocate the use of the "hypothetico-deductive method" and inductive models.

U.S. Forest Service Grazing and Rangeland: A History. William D. Rowley. Texas A�9 University Press, Drawer C, College Station, TX 77843-4354. 1985. 336 pp. $29.50 . . . . no chapter in the story of the development of the West is more full of misunderstanding, prejudice, and misinformation than that concerning the advance of grazing interests over large areas of the region.

Voir, Savoir, Pouvoir: Le Chamanisme Chez les Yagua du Nord-East Peruvien. Jean-Pierre Chaumeil. Editions de l'Ecole des Hautes Etudes en Sciences Sociales, Paris�9 1983. 352 pp. No price given. �9 an in-depth, multi-faceted analysis of shamanism as practiced by the Yagua, an Amazonian people of Peru (fully reviewed in J. Ethnobiol. 5: 78, 1985).

Wheat Growth and Modelling. W. Day and R. K. Atkin (eds.). NATO ASI Series, Volume 86. Plenum Press, 233 Spring St., New York, NY 10013. 1985. 407 pp. $65.00 . . . . using mathematical models to investigate wheat growth and productivity�9

1986 Wiley Science Calendar and Planning Guide. John Wiley & Sons, 605 Third Ave., New York, NY 10158. 1985. 167 pp. $17.95 . . . . created especially for professionals in the life, natural, mathematical, computer, medical, and engineering sciences, and includes such useful infor- mation as dates for over 1,000 major science meetings and technical conventions worldwide, addresses and telephone numbers of major science associations, and a record of all Nobel Prize winners in the sciences!

Membership in the Society for Economic Botany is open to all i n d i v i d u a l s

who are in te res ted in the past, present , a n d fu ture uses of p lan t s by people. Three types of m e m b e r s h i p are avai lable . A n n u a l dues for each are: Regula r m e m b e r s h i p , $20.00; S tuden t m e m b e r s h i p , $15.00; F a m i l y m e m b e r s h i p ,

$25.00; payable at par in U n i t e d States currency. Each m e m b b r s h i p inc ludes an a n n u a l subsc r ip t ion to ECONOMIC BOTANY.

Application for Membership, a c c o m p a n i e d by dues for one year, shou ld be

sent to Dr . Edward M . Croom, J r . , Research Institute for Pharamaceutical Sciences, University of Mississippi, University, M S 38677.