Analise economica da producao de cenoura (Daucus carota L.) irrigada

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ISBN 13 :
Total Pages : 8 pages
Book Rating : 4.:/5 (71 download)

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Book Synopsis Analise economica da producao de cenoura (Daucus carota L.) irrigada by : J. de A. CARVALHO

Download or read book Analise economica da producao de cenoura (Daucus carota L.) irrigada written by J. de A. CARVALHO and published by . This book was released on 1995 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: Dentre as umbeliferas, a cenoura e a hortalica de maior importancia economica. Como as informacoes a respeito da irrigacao dessa cultura sao escassas, torna-se necessario o desenvolvimento de pesquisas sobre o assunto conduzida sobre diferentes laminas de irrigacao, considerando tambem o aspecto economico. Este trabalho teve como objetivo determinar o efeito da lamina de agua sobre a produtividade fisica e economic da cultura da cenoura. Conduziu-se um experimento no delineamento inteiramente casualisado, com cinco tratamentos (laminas de irrigacao correspondentes a 0,6, 0.8, 1,0, 1,2 e 1,4 vezes a evapotranspiracao potencial da cultura ETpc) e cinco repeticoes. A maior produtividade comercial foi 36 t/ha alcancada com a aplicacao de uma lamina de 443 mm. A lamina de irrigacao de maior retorno economico foi 438 mm, correspondendo a uma produtividade de 35,9 t/ha. Os custos variaveis da irrigacao tiveram pouca influencia sobre a determinacao da lamina de maior retorno economico devido aos altos custos de implantacao do sistema de producao dessa cultura.

Coeficientes de cultura, avaliacao economica da producao e analise do crescimento da cenoura (Daucus carota L.) irrigada

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ISBN 13 :
Total Pages : 78 pages
Book Rating : 4.:/5 (79 download)

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Book Synopsis Coeficientes de cultura, avaliacao economica da producao e analise do crescimento da cenoura (Daucus carota L.) irrigada by : J. de A. CARVALHO

Download or read book Coeficientes de cultura, avaliacao economica da producao e analise do crescimento da cenoura (Daucus carota L.) irrigada written by J. de A. CARVALHO and published by . This book was released on 1995 with total page 78 pages. Available in PDF, EPUB and Kindle. Book excerpt: Determinar o efeito da lamina de agua sobre a produtividade fisica e economica e sobre os componentes de producao, bem como os coeficientes de cultura (kc) que permitam um manejo racional da irrigacao da cultura da cenoura.

Produção de cenoura (Daucus carota L.) irrigada sob diferentes doses de fósforo e sistemas de colheira

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ISBN 13 :
Total Pages : 64 pages
Book Rating : 4.:/5 (559 download)

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Book Synopsis Produção de cenoura (Daucus carota L.) irrigada sob diferentes doses de fósforo e sistemas de colheira by : Manoel Marcos Martinez

Download or read book Produção de cenoura (Daucus carota L.) irrigada sob diferentes doses de fósforo e sistemas de colheira written by Manoel Marcos Martinez and published by . This book was released on 2001 with total page 64 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Agricultural Innovation Systems

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Publisher : World Bank Publications
ISBN 13 : 0821386840
Total Pages : 685 pages
Book Rating : 4.8/5 (213 download)

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Book Synopsis Agricultural Innovation Systems by : World Bank

Download or read book Agricultural Innovation Systems written by World Bank and published by World Bank Publications. This book was released on 2012-02-21 with total page 685 pages. Available in PDF, EPUB and Kindle. Book excerpt: Managing the ability of agriculture to meet rising global demand and to respond to the changes and opportunities will require good policy, sustained investments, and innovation - not business as usual. Investments in public Research and Development, extension, education, and their links with one another have elicited high returns and pro-poor growth, but these investments alone will not elicit innovation at the pace or on the scale required by the intensifying and proliferating challenges confronting agriculture. Experience indicates that aside from a strong capacity in Research and Development, the ability to innovate is often related to collective action, coordination, the exchange of knowledge among diverse actors, the incentives and resources available to form partnerships and develop businesses, and conditions that make it possible for farmers or entrepreneurs to use the innovations. While consensus is developing about what is meant by 'innovation' and 'innovation system', no detailed blueprint exists for making agricultural innovation happen at a given time, in a given place, for a given result. The AIS approach that looks at these multiple conditions and relationships that promote innovation in agriculture, has however moved from a concept to a sub-discipline with principles of analysis and action. AIS investments must be specific to the context, responding to the stage of development in a particular country and agricultural sector, especially the AIS. This sourcebook contributes to identifying, designing, and implementing the investments, approaches, and complementary interventions that appear most likely to strengthen AIS and to promote agricultural innovation and equitable growth. It emphasizes the lessons learned, benefits and impacts, implementation issues, and prospects for replicating or expanding successful practices. The information in this sourcebook derives from approaches that have been tested at different scales in different contexts. It reflects the experiences and evolving understanding of numerous individuals and organizations concerned with agricultural innovation, including the World Bank. This information is targeted to the key operational staff in international and regional development agencies and national governments who design and implement lending projects and to the practitioners who design thematic programs and technical assistance packages. The sourcebook can also be an important resource for the research community and nongovernmental organizations (NGOs).