wiley okt 1986 (3 Ergebnisse)

Taschenbuch. Zustand: Neu. Neuware - Directions in Sociolinguistics is a now classic collection of pioneering essays by leading sociolinguists. It is published here for the first time in paperback and incorporates an extensive new bibliography.

Buch. Zustand: Neu. Neuware - An integrated treatment of forest nutrition management that draws on the fields of silviculture, soil studies, ecology, and economics to provide broad-based information on how to enhance the nutritional status of forest soils in order to increase their long-term stand productivity. Covers the use of fertilizers to enhance biological nitrogen fixation and how the nutrition status of forests is affected by other operations, such as harvesting and site preparation. Includes methods for assessing nutrient status, the economics of nutrition management, and models to aid in decision making. Written for the non-specialist needing a clear conceptual base for applying forest nutrition science to management. Numerous examples of successful forest management illustrate concepts.

Buch. Zustand: Neu. Neuware - Describes the diseases of important vegetable crops and tells how to control them. Covers all disease types: bacterial, fungal, viral, nematode, and abiotic, and provides information on their cycles. Describes control measures, including resistant varieties, fungicides, crop rotation, and seed treatments. Well-illustrated and readable. Completely revised from first edition.