Banana root deterioration and impacts on production; Root anatomy and morphology; Root physiology; Soils and root development; Pathogen: root system interactions.

First Published in 1984. From Adam Smith to Karl Marx, classical economists identify work as a collection of technical operations resulting in the creation of social goods and founding value. The authors of this book deal with several societies in Asia, Africa and America. D'Adam Smith a Karl Marx, les economistes classiques identifient le travail a un emsemble d'operations techniques aboutissant a la creation de biens sociaux et fondant la valeur. Les auters de ce livre traitent de plusieurs societes d'Asie, d'Afrique at d'Amerique.

These volumes are an exhaustive source of information on the control and regulation of flowering. They present data on the factors controlling flower induction and how they may be affected by climate and chemical treatments. For each plant, specific information is provided on all aspects of flower development, including sex expression, requirements for flowering initiation and development, photoperiod, light density, vernalization, and other temperature effects and interactions. Individual species are described from the standpoint of juvenility and maturation, morphology, induction and morphogenesis to anthesis. All information is presented alphabetically for easy reference

Offering comprehensive coverage of classical music, this guide surveys more than eleven thousand albums and presents biographies of five hundred composers and eight hundred performers, as well as twenty-three essays on forms, eras, and genres of classical music. Original.