L darwin christdhas (49 resultados)

Condición: New. pp. xxi + 470 90 Figures.

Condición: New.

Condición: New.

Condición: New. pp. xxi + 470 Index 1st Edition.

Condición: New. pp. 210.

Condición: New. pp. 210.

Condición: New.

Condición: New. pp. xxi + 470.

Condición: New. pp. 210.

Hardcover. Condición: New. ISBN:9789380235080.

Condición: New. pp. xxxi + 620 Figures.

Condición: New. pp. xxxi + 620 Index.

Condición: New. pp. xxxi + 620.

Hardcover. Condición: New. ISBN:9788119103140.

Hardcover. Condición: New. ISBN:9789391383978.

Hardcover. Condición: New. ISBN:9789358872620.

Hardcover. Condición: New. Contents: I. Insects. II. Morphology of insects. III. Anatomy of insects. IV. Classification. Insects are ubiquitous and are found all over the world, in the Lithosphere, Hydrosphere and Biosphere. According to evidences insects appeared on this planet Earth some 440 million years ago, long before the appearance of man in this world. Because of their dynamic adaptational traits insects have escaped extinction all these years. Insects have the innate ability to adapt themselves to any kind of adverse environmental conditions. The morphology and anatomy of insects, as well as their mode of life are quite important factors that help in the development of traits for adaptation. In this book the authors have given a detailed account of the general aspects of insects, as well as morphology and anatomy of insects. Studies on such aspects about insects are ultimately aimed at devising and adopting physical, mechanical, chemical or biological control measures to combat the insects, which have turned into pests and pose a serious problem to mankind. The text is substantiated with many fine, hand-drawn figures that will help better understanding of the book and make the reading more interesting.…

Hardcover. Condición: New. Contents: 1. Introduction. 2. Diseases of spice crops. 3. General characters of pathogens affecting spice crops. A spice is a seed, fruit, root, bark or any other plant parts. Spices give aroma, color, flavor, taste and texture to food. Each spice has its unique, specific compounds that impart these sensual qualities. Spices are often used in medicines, religious rituals, cosmetics and perfume production. In this book the diseases affecting 29 spice crops have been dealt with. Description about each crop and the produce as well as the symptoms and possible control measures of the diseases attacking the crop is described in detail. A number of color photographs of the crops and produce and symptoms manifested by the diseases have been given. Further general characters of different genera of fungi causing the diseases along with figures depicting the life cycle of the fungal pathogens have also been included.…

Hardcover. Condición: As New. Contents Foreword. Preface. 1. Fundamentals of plant pathology. 2. Principles of plant disease management. References. Glossary of scientific terms. Subject index. Plant Disease Management requires a basic knowledge about the disease causing organism whether fungi bacteria viruses Mycoplasma or any other microorganisms. In this book Illustrated Plant Pathology Basic Concepts the authors have covered Detailed account of the various pathogenic microorganisms responsible for causing diseases. Their classification life cycle mode of survival spread and infection factors responsible for epidemics physiological specialization of pathogens. Disease surveillance assessment of disease intensity methods of disease control plant protection chemicals plant protection appliances and other aspects which may go a long way in adopting suitable measures to combat the diseases. Management of seed borne soil borne and foliar diseases use of plant products in disease management and biological approaches in disease management have also been dealt with. Numerous illustrations have also been given to make the text easily understandable. Though intended for the students of Agriculture the book will be highly useful for the people working in the Department of agriculture and to the elite public who are interested in scientific agriculture. 470 pp.…

Hardcover. Condición: New. This book provides a comprehensive introduction to the history, development, and application of pest control methods, with a particular focus on chemical pesticides and plant protection technologies. Designed primarily for undergraduate students of agriculture, it also serves as a valuable resource for postgraduate students of entomology, professionals in plant protection, and enthusiasts in the field. The text traces the evolution of pest management, from the early use of natural and inorganic compounds to the advent of synthetic pesticides like DDT and the development of modern formulations with reduced mammalian toxicity and quick knockdown effects. It also covers advancements in plant protection appliances, from hand-operated sprayers to aerial spraying techniques for large-scale pest control. Enriched with hand-drawn illustrations and insights from both Indian and international sources, the book combines scientific rigor with practical relevance. The authors extend their gratitude to colleagues and publishers for their support in bringing this resource to fruition.…

Condición: New. 2009. paperback. . . . . .

Hardcover. Condición: As New. Contents Foreword Preface I Diseases of field crops 1 Cereals 2 Pulses 3 Oilseeds 4 Cash crops II Diseases of horticultural crops 1 Fruit crops 2 Vegetable crops 3 Tuber and root crops 4 Spices and condiments 5 Plantation crops 6 Ornamental plants III Edi 620 pp. 87 colour plates, 126 figs, 17 tables (ilustrador).…

Condición: New. 2009. paperback. . . . . . Books ship from the US and Ireland.

Condición: New. Num Pages: 492 pages, 90 figures, 9 tables. BIC Classification: PSTP. Category: (UF) Further/Higher Education. Dimension: 250 x 190 x 27. Weight in Grams: 1057. . 2009. hardcover. . . . .

Condición: New.

Condición: New.

Condición: As New. Unread book in perfect condition.

Condición: New. Num Pages: 492 pages, 90 figures, 9 tables. BIC Classification: PSTP. Category: (UF) Further/Higher Education. Dimension: 250 x 190 x 27. Weight in Grams: 1057. . 2009. hardcover. . . . . Books ship from the US and Ireland.

Condición: As New. Unread book in perfect condition.

Condición: New.