Cambridge; (1993): Cambridge University Press. First Edition. Octavo. Item #011009
First printing. 500pp. Text, with figures. extensive references. Index. Although aiem at research workers and advanced students in crop physiology and ecology, agronomy and plant breeding, this book reaches conclusions of relevance to those conserned with developmental policy, agricultural research and managemnt, enviromental quality, resource depletion and human history. a handfful of pages with highlighting.