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Determinacao Do Periodo Critico De Competicao De Ervas Daninhas Na Cultura Do Abacaxi
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Book Synopsis Determinação do período crítico de competição de ervas daninhas na cultura do abacaxi by : D. H. R. C. Reinhardt
Download or read book Determinação do período crítico de competição de ervas daninhas na cultura do abacaxi written by D. H. R. C. Reinhardt and published by . This book was released on 1981 with total page 2 pages. Available in PDF, EPUB and Kindle. Book excerpt: O cultivo do abacaxizeiro e uma atividade que exige um investimento relativamente elevado, principalmente quando desenvolvida em novas áreas, constituíndo-se a mão-de-obra e os insumos nos fatores que mais encarecem o custo de produção, 43,7 e 43,1%, respectivamente lento, ressente-se bastante da competição de ervas daninhas, cuja ação poderá provocar danos consideráveis no rendimento da cultura. Na Guine obteve-se um peso médio de fruto de 609g nas parcelas testemunha, contra 1.553g (2,5 vezes mais) nas parcelas mantidas limpas (Py, 1969). Na Bahia, Reinhardt & Cunha (dados não publicados) observaram que as parcelas testemunha (sem controle) quase que não produziram frutos, os poucos colhidos apresentando peso médio de 200g, contra mais de 1.000g daqueles colhidos nas parcelas onde foi feito o controle de ervas. Dai porque recomendar-se manter as plantios de abacaxi sempre livres de plantas invasoras, sendo mencionado para as condições da Bahia de 12 a 16 capinas por ciclo (Cunha, 1973), o que torna esse item um dos mais caros do sistema de produção. Diante desse fato e pela ausência de estudos sobre as épocas de maior concorrência de ervas com o abacaxizeiro, pesquisas vem sendo desenvolvidas pela EMBRAPA/CNPMF, na Bahia, visando determinar o(s) periodo(s) critico(s) de competição de ervas daninhas na cultura do abacaxi.
Book Synopsis Weed Control by : Nicholas E. Korres
Download or read book Weed Control written by Nicholas E. Korres and published by CRC Press. This book was released on 2018-12-19 with total page 679 pages. Available in PDF, EPUB and Kindle. Book excerpt: In light of public concerns about sustainable food production, the necessity for human and environmental protection, along with the evolution of herbicide resistant weeds, call for a review of current weed control strategies. Sustainable weed control requires an integrated approach based on knowledge of each crop and the weeds that threaten it. This book will be an invaluable source of information for scholars, growers, consultants, researchers and other stakeholders dealing with either arable, row, cash, vegetables, orchards or even grassland-based production systems. The uniqueness of this book comes from the balanced coverage of herbicide effects on humans and environment in relation to best weed control practices of the most important cropping systems worldwide. Furthermore, it amalgamates and discusses the most appropriate, judicious and suitable weed control strategies for a wide range of crops. It reviews the available information and suggests solutions that are not merely feasible but also optimal.
Book Synopsis Fertilizing for High Yield and Quality by : Lindbergue Araújo Crisóstomo
Download or read book Fertilizing for High Yield and Quality written by Lindbergue Araújo Crisóstomo and published by . This book was released on 2007 with total page 240 pages. Available in PDF, EPUB and Kindle. Book excerpt: Acerola; Banana; Cashew: dwarf variety; Citrus; Coconut: green dwarf variety; Guava; Mango; Papaya; Passion-fruit; Pineapple; Soursop.
Download or read book Horticultural Abstracts written by and published by . This book was released on 1985 with total page 1832 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Agrindex written by and published by . This book was released on 1983 with total page 712 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Pulping the South by : Ricardo Carriere
Download or read book Pulping the South written by Ricardo Carriere and published by Zed Books. This book was released on 1996-08-15 with total page 290 pages. Available in PDF, EPUB and Kindle. Book excerpt: The expansion of the pulp and paper industry is one of the most important causes of land and water conflicts in the South. This book examines the threat to livelihood, soil and biodiversity generated by large-scale pulpwood plantations in the South.
Book Synopsis Integrated Management and Biocontrol of Vegetable and Grain Crops Nematodes by : A. Ciancio
Download or read book Integrated Management and Biocontrol of Vegetable and Grain Crops Nematodes written by A. Ciancio and published by Springer Science & Business Media. This book was released on 2007-12-08 with total page 364 pages. Available in PDF, EPUB and Kindle. Book excerpt: The second volume of the IMPD series describes aspects related to the most important phytoparasitic nematodes, considering the integration of biological control methods with other management practices and technologies, including the use of predatory nematodes and microbial rhizosphere antagonists. A focus is given on regional issues. A review on nematode management in cotton is integrated by a chapter on management of nematodes on wheat. New technologies are also revised.
Book Synopsis Agroecology by : Stephen R. Gliessman
Download or read book Agroecology written by Stephen R. Gliessman and published by CRC Press. This book was released on 1998 with total page 420 pages. Available in PDF, EPUB and Kindle. Book excerpt: Presents powerful arguments against "Environmental Racism", "Incrementalism" and the "Impotence of Planning." Explores case studies of urban planning, county policies, residential development and more. Submits the authors recommendations for preserving the delicate balance of Floridas ecosystem.
Book Synopsis Host Bibliographic Record for Boundwith Item Barcode 30112100650693 and Others by :
Download or read book Host Bibliographic Record for Boundwith Item Barcode 30112100650693 and Others written by and published by . This book was released on 2013 with total page 612 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Physiology of Vegetable Crops, 2nd Edition by : Hans Christian Wien
Download or read book The Physiology of Vegetable Crops, 2nd Edition written by Hans Christian Wien and published by CABI. This book was released on 2020-05-01 with total page 511 pages. Available in PDF, EPUB and Kindle. Book excerpt: Completely updated and revised, this bestselling book continues to explain the growth and developmental processes involved in the formation of vegetables. Since the publication of the successful first edition significant discoveries, particularly in the area of molecular biology, have deepened and broadened our knowledge and understanding of these processes. This new edition brings the topic up-to-date and is presented over two sections: the first provides general knowledge on germination, transplanting, flowering, the effects of stress and modelling, whilst the second section details the physiology of specific crops or crop groups.
Book Synopsis Pedagogy of Praxis by : Moacir Gadotti
Download or read book Pedagogy of Praxis written by Moacir Gadotti and published by SUNY Press. This book was released on 1996-01-01 with total page 256 pages. Available in PDF, EPUB and Kindle. Book excerpt: Presents a critical, Neo-Marxist philosophy of education.
Book Synopsis Plant Nematology, 3rd Edition by : Roland N. Perry
Download or read book Plant Nematology, 3rd Edition written by Roland N. Perry and published by CABI. This book was released on 2024-07-12 with total page 661 pages. Available in PDF, EPUB and Kindle. Book excerpt: Plant-parasitic nematodes are a major threat to crop production in all countries, and identification of nematodes and knowledge of their biology is of paramount importance. Providing a broad introduction to nematodes as plant parasites, this book begins by describing nematodes by genera, and then builds on this foundation to detail nematode biology and pest management, including resistance, and biological and chemical control. This 3rd edition is updated to address advances in our knowledge of plant-parasitic nematodes, particularly concerning the molecular aspects of host-parasite relationships, including the application of genomics to nematode biology. Changes in control and management strategies are also covered. The influence of climate change on plant-parasitic nematodes is addressed in a new chapter on ecology. Primarily aimed at students (MSc and PhD), this book is also invaluable for researchers and lecturers in nematology, plant pathology and parasitology, advisory and quarantine services, and crop protection scientists.
Download or read book Alley Farming written by B. T. Kang and published by IITA. This book was released on 1999 with total page 121 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Tropical Agriculturalist is a series of practical field guides and textbooks for: producers, farmers and farm managers, agricultural extension officers agricultural diploma, degree and vocational students, teachers and lecturers, senior secondary students, as reference books, adult education, rural and community development programmes.
Book Synopsis Weed Biology and Management by : Inderjit
Download or read book Weed Biology and Management written by Inderjit and published by Springer Science & Business Media. This book was released on 2013-11-11 with total page 550 pages. Available in PDF, EPUB and Kindle. Book excerpt: Weeds hold an enigmatic and sometimes-controversial place in agriculture, where they are generally reviled, grudgingly tolerated, and occasionally admired. In most cases, growers make considerable effort to reduce the negative economic impact of weeds because they compete with crops for resources and hinder field operations, thereby affecting crop productivity and quality, and ultimately the sustainability of agriculture. Weed control in production agriculture is commonly achieved through the integration of chemical, biological, and mechanical management methods. Chemicals (herbicides) usually inhibit the growth and establishment of weed plants by interfering with various physiological and biochemical pathways. Biological methods include crop competition, smother crops, rotation crops, and allelopathy, as well as specific insect predators and plant pathogens. Mechanical methods encompass an array of tools from short handled hoes to sophisticated video-guided robotic machines. Integrating these technologies, in order to relieve the negative impacts of weeds on crop production in a way that allows growers to optimize profits and preserve human health and the environment, is the science of weed management.
Book Synopsis Bibliografía agrícola latinoamericana by :
Download or read book Bibliografía agrícola latinoamericana written by and published by . This book was released on 1972 with total page 556 pages. Available in PDF, EPUB and Kindle. Book excerpt: Indexes material received in the Orton Memorial Library of the Inter-American Institute of Agricultural Sciences, Center for Training and Research, 1966-69; in the Library and Documentation Service of the Inter-American Institute of Agricultural Sciences, Teaching and Research Center, Jan.-Sept. 1970; and in the Library of the Inter-American Center for Agricultural Documentation and Information, Oct. 1970-1973.
Author :American Society of Civil Engineers. Technical Committee on Irrigation Water Requirements Publisher : ISBN 13 : Total Pages :236 pages Book Rating :4.3/5 (91 download)
Book Synopsis Consumptive Use of Water and Irrigation Water Requirements by : American Society of Civil Engineers. Technical Committee on Irrigation Water Requirements
Download or read book Consumptive Use of Water and Irrigation Water Requirements written by American Society of Civil Engineers. Technical Committee on Irrigation Water Requirements and published by . This book was released on 1973 with total page 236 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Pineapple by : Duane Phillip Bartholomew
Download or read book The Pineapple written by Duane Phillip Bartholomew and published by CABI. This book was released on 2003 with total page 301 pages. Available in PDF, EPUB and Kindle. Book excerpt: History, distribution and world production; Morphology, anatomy and taxonomy; Breeding and variety improvement; Biotechnology; Crop environment, plant growth and physiology; Cultural system; Plant nutrition; Inflorescence and fruit development and yield; Pest, diseases and weeds; Postharvest physiology, handling and storage of pineapple; Processing.