Government Reports Annual Index

Government Reports Annual Index
Title Government Reports Annual Index PDF eBook
Author
Publisher
Pages 1364
Release 1989
Genre Government reports announcements & index
ISBN

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Families and Genera of Spermatophytes Recognized by the Agricultural Research Service

Families and Genera of Spermatophytes Recognized by the Agricultural Research Service
Title Families and Genera of Spermatophytes Recognized by the Agricultural Research Service PDF eBook
Author Charles R. Gunn
Publisher
Pages 520
Release 1992
Genre Angiosperms
ISBN

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Bibliography of Agriculture

Bibliography of Agriculture
Title Bibliography of Agriculture PDF eBook
Author
Publisher
Pages 880
Release 1989-07
Genre Agriculture
ISBN

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Bibliography of Agriculture with Subject Index

Bibliography of Agriculture with Subject Index
Title Bibliography of Agriculture with Subject Index PDF eBook
Author
Publisher
Pages 884
Release 1989
Genre Agriculture
ISBN

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Systematics, Evolution, and Biogeography of Compositae

Systematics, Evolution, and Biogeography of Compositae
Title Systematics, Evolution, and Biogeography of Compositae PDF eBook
Author Vicki Ann Funk
Publisher
Pages 1008
Release 2009
Genre Compositae
ISBN

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"This spectacular book does full justice to the Compositae (Asteraceae), the largest and most successful flowering plant family with some 1700 genera and 24,000 species. It is an indispensable reference, providing the most up-to-date hypotheses of phylogenetic relationships in the family based on molecular and morphological characters, along with the corresponding subfamilial and tribal classification. The 2009 work not only integrates the extensive molecular phylogenetic analyses conducted in the last 25 years, but also uses these to produce a metatree for about 900 taxa of Compositae. The book contains 44 chapters, contributed by 80 authors, covering the history, economic importance, character variation, and systematic and phylogenetic diversity of the family. The emphasis of this work is phylogenetic; its chapters provide a detailed, current, and thoroughly documented presentation of the major (and not so major) clades in the family, citing some 2632 references. Like the Compositae, the book is massive, diverse, and fascinating. It is beautifully illustrated, with 170 figures, and an additional 108 cladograms (all consistently color-coded, based on the geographic range of the included taxa); within these figures are displayed 443 color photographs, clearly demonstrating the amazing array of floral and vegetative form expressed by members of the clade." --NHBS Environment Bookstore.

PLANT SOCIOLOGY

PLANT SOCIOLOGY
Title PLANT SOCIOLOGY PDF eBook
Author JOSIAS. BRAUN-BLANQUET
Publisher
Pages 0
Release 2018
Genre
ISBN 9781033144091

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Global Perspectives on Underutilized Crops

Global Perspectives on Underutilized Crops
Title Global Perspectives on Underutilized Crops PDF eBook
Author Munir Ozturk
Publisher Springer
Pages 456
Release 2018-05-17
Genre Technology & Engineering
ISBN 3319777769

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Increase in world population, extreme weather conditions, decrease in fresh water supplies, and changes of dietary habits are major issues that affect global food security. We are expected to face the challenges of land use by 2050 because population will reach 9 billion while agricultural productivity losses are expected due to overuse of lands. How can we feed the next generations in a manner that respects our finite natural resources? Managing our resources in a sustainable way have only begun for selected crops. Much remains to be done to increase food yield. Cropping practices capable of sustainable production need to be elaborated, especially in fragile ecosystems. Typical applications will include the improvement and use of genetic resources; crop management and diversification; diffusion of improved varieties; development of cropping systems; sustainable cropping systems for areas prone to environmental degradation; use of agro-ecological data for crop production forecasting; and networks for regional coordination, and data exchange. The impetus behind this book is to bring attention to a cropping system that bears direct relevance to sustainable agriculture and food security. “Underutilized” crops are found in numerous agricultural ecosystems and often survive mainly in marginal areas. It is timely to review their status because, in recent decades, scientific and economic interests have emerged which focus on lesser-known cultivated species. Underutilized crops have a great potential to alleviate hunger directly, through increasing food production in challenging environments where major crops are severely limited. “Global Perspectives on Underutilized Crops” is therefore topical and highlights the unmet agricultural challenges that we face today. This book is an important resource for students and researchers of crop science and agricultural policy makers.