Factors Affecting the Efficiency of Nonconventional Phosphorus Fertilizers in Lowland and Upland Cropping Systems PDF Download
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Author: Deborah Tanner Hellums
Publisher:
ISBN:
Category : Cropping systems
Languages : en
Pages : 424
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Book Description
Author: Deborah Tanner Hellums
Publisher:
ISBN:
Category : Cropping systems
Languages : en
Pages : 424
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Book Description
Author: Tom Vandenbosch
Publisher: World Agroforestry Centre
ISBN: 9290591471
Category : Agricultural education
Languages : en
Pages : 348
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Book Description
Author:
Publisher:
ISBN:
Category : Dissertation abstracts
Languages : en
Pages : 724
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Book Description
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 832
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Book Description
Sept.-Oct. issue includes list of theses and dissertations for U.S. and Canadian graduate degrees granted in crop science, soil science, and agronomic science during the previous academic year.
Author: Food and Agriculture Organization of the United Nations. Land and Water Development Division
Publisher: Fao
ISBN:
Category : Business & Economics
Languages : en
Pages : 186
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Book Description
Extensive research on the agronomic potential and actual effectiveness of phosphate rocks (PRs) as sources of phosphorus has been carried out in Africa, Asia, Latin America and elsewhere. This publication brings together a wide range of available information on key issues regarding the use of PRs in agriculture, including world deposits; characteristics of sources; evaluation methodologies for direct application of PR (DAPR); analysis of biophysical and farming factors; development and use of decision-support systems for DAPR; soil P testing for PR application; available technologies for enhancing the agronomic effectiveness of indigenous PR sources; environmental issues; legislation guidelines; and future research priorities.
Author:
Publisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 830
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Book Description
Author: Nteranya Sanginga
Publisher: CIAT
ISBN: 9290592613
Category : Soil fertility
Languages : en
Pages : 270
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Book Description
Forward. A call for integrated soil fertility management in Africa. Introduction. ISFM and the African farmer. Part I. The principles of ISFM: ISFM as a strategic goal, Fertilizer management within ISFM, Agro-minerals in ISFM, Organic resource management, ISFM, soil biota and soil health. Part II. ISFM practices: ISFM products and fields practices, ISFM practice in drylands, ISFM practice in savannas and woodlands, ISFM practice in the humid forest zone, Conservation Agriculture. Part III. The process of implementing ISFM: soil fertility diagnosis, soil fertility management advice, Dissemination of ISFM technologies, Designing an ISFM adoption project, ISFM at farm and landscape scales. Part IV. The social dimensions of ISFM: The role of ISFM in gender empowerment, ISFM and household nutrition, Capacity building in ISFM, ISFM in the policy arena, Marketing support for ISFM, Advancing ISFM in Africa. Appendices: Mineral nutrient contents of some common organic resources.
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 820
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Book Description
Author:
Publisher:
ISBN:
Category : Chemistry
Languages : en
Pages : 2692
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Book Description
Author: John A. Dixon
Publisher: Food & Agriculture Org.
ISBN: 9789251046272
Category : Business & Economics
Languages : en
Pages : 424
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Book Description
A joint FAO and World Bank study which shows how the farming systems approach can be used to identify priorities for the reduction of hunger and poverty in the main farming systems of the six major developing regions of the world.
