3 edition of economics of fertilizer use on Sahelian cereals found in the catalog.
economics of fertilizer use on Sahelian cereals
|Series||Sahel, documents and dissertations -- AS 095.|
|The Physical Object|
|Number of Pages||109|
Fortunately for growers, the return on fertilizer expenditures remains very positive and optimum economic fertilizer rates have remained similar to rates before the increases in both grain and fertilizer prices. Print this page. Tweet; Related. Food production and economics of fertilizer use. We use farm household survey data from Burkina Faso to examine how agro-ecological factors, measured at several scales of analysis (plot, village, and zone), affect the yield response of maize and the profitability of fertilizer use on maize. We focus on maize because it is the only dryland cereal with significant fertilizer use.
Fertilizer demand is influenced by the evolution of planted area and yields, the crop mix, crop prices and fertilizer-to-crop price ratios, fertilizer subsidy regimes, nutrient management regulations, nutrient recycling practices and innovation. Nitrogen is by far the largest nutrient, accounting for almost 60% of total consumption. 1. using the case of fertilizer application by a large-scale commercial farm producing cereals for the domestic market, illustrate the concept of externalities. 2. What is an unconstrained optimization problem? Briefly indicate how you would proceed to solve an unconstrained optimization problem. 3.
Fertilizers are key for meeting the world s demands for food, fiber, and fuel. Featuring nearly 4, terms of interest to all scientists and researchers dealing with fertilizers, The Fertilizer Encyclopedia compiles a wealth of information on the chemical composition of fertilizers, and includes information on everything from manufacturing and applications to economical and environmental. Positive economic returns and less use of water, labor, nitrogen, and fossil fuel energy per unit food produced were achieved. In comparison with S1, S4, in which BMPs, CA and crop diversification were implemented in the most integrated manner, achieved 54% higher grain energy yield with a % increase in economic returns, 35% lower total.
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Abstract. Sub-Saharan Africa has some of the lowest rates of fertilizer consumption in the world. Between and its share of world nitrogen consumption was about % and its share of the developing countries’ nitrogen consumption about %.Cited by: International Fertilizer Industry Association.
Integrated use of fertilizer micro-dosing and Acacia tumida mulching increases millet yield and water use efﬁciency in Sahelian semi-arid environment Ali Ibrahim.
Robert Clement Abaidoo. Dougbedji Fatondji. Andrews Opoku in the Sahelian cereal by: Transporting this fertilizer to each country’s agricultural heartland generates cross-sectional variation due to economic geography, akin to Redding and.
As a consequence, the value: cost ratio for fertilizer use on cotton and on the staple cereals has deteriorated, but the deterioration has been worse for the cereals. Inthe use of fertilizers for cereal production was attractive to farmers, even with a fertilizer response of less than 10 kg kg −1, but in a higher fertilizer Cited by: Soil amendments are often unavailable in adequate quantities for increased crop production in smallholder cereal-based cropping systems in Africa.
In order to increase crop yields and encourage farmers to apply inorganic fertilizers, fertilizer micro-dosing technology was developed. Fertilizer micro-dosing or “micro-fertilization” consists of the application of a small quantity of.
Cereal technology introduction in Burkina Faso and Niger In these sandy dune soils the low soil organic matter content makes the utilization of organic fertilizers especially important. Sahelian (Northern limit of cultivation mm) This region has traditionally been settled by transhumant pastoralists (the Fulani or Peuhl).
Fertilizer was as important as seed in the Green Revolution contributing as much as 50% of the yield growth in Asia (Wigg and Hopper ). Several studies have found that one-third of the cereal production worldwide is due to the use of fertilizer and related factors of production (Bumbciting FAO and Van Keulen and Breman ).
Integrated use of fertilizer micro-dosing and Acacia tumida mulching increases millet yield and water use efficiency in Sahelian semi-arid environment. Nutrient Cycling in. Soil nutrient deficiency and rainfall variability impair the production of sorghum (Sorghum bicolor (L). Moench) in Sudano-Sahelian zone.
The aim is to study the environmental factors that can determine the effect of fertilizer application on sorghum grain yield and to formulate tailored fertilization strategies according to sorghum varieties (hybrid and open pollinated improved varieties) and.
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text.
Cereal-cowpea intercropping has become an integral part of the farming system in Mali. Still, information is lacking regarding integrated benefits of the whole system, including valuing of the biomass for facing the constraints of animal feedings.
We used farmers’ learning networks to evaluate performance of intercropping systems of millet-cowpea and sorghum-cowpea in southern Mali. Downloadable. In sub-Saharan Africa, greater use of mineral fertilizers is crucial to increasing food production and slowing the rate of environmental degradation.
Regional growth rates in fertilizer consumption have never been particularly high, in part because the real price of fertilizer is higher in Africa than in many other developing regions.
Andre Bationo's 35 research works with citations and 3, reads, including: Improving Agronomic Efficiency of Mineral Fertilizers through Microdose on Sorghum in the Sub-arid Zone of Burkina Faso. Ibrahim, A and Abaidoo, R C and Fatondji, D and Opoku, A () Integrated use of fertilizer micro-dosing and Acacia tumida mulching increases millet yield and water use efficiency in Sahelian semi-arid environment.
Nutrient Cycling in Agroecosystems, (3). ISSN 2 The Concept and Importance of NUE Meeting societal demand for food is a global challenge as recent estimates indicate that global crop demand will increase by to % from to (Tilman et al., ).Others have estimated that the world will need 60% more cereal production.
The economic analysis of each farming system was conducted by the data gathered by the farmers’ interviews along with LCA data collection.
The analysis considered the on-farm activities, which were required to produce 1 kg of wheat and rice. It included energy use, production, and farming inputs such as fertilizer and agrochemicals. Because of the various resources needed to produce it and the enormous scope of distribution around the world, fertilizer is closely tied with many other industries.
Its cost then can be affected by several economic factors, including supply and demand, responses to commodity prices and global supply.
These factors are: Commodity Prices The prices for corn, wheat, soybeans and. Fertilizer consumption (kilograms per hectare of arable land) from The World Bank: Data Learn how the World Bank Group is helping countries with COVID (coronavirus).
Find Out. Purchase Cereal Grains - 2nd Edition. Print Book & E-Book. ISBN. 1. Mineral fertilizer use and projected nutrient demand to in developing regions 2 2. Cereal production, supply and demand in developing regions 10 3. Crop production base in developing regions 11 4.
Yields of sorghum and maize on smallholder and commercial farms in Zimbabwe 14 5. Examples of plant nutrients exported and imported through.studies on the economics of chemical fertilizer production in Burkina Faso, then by nine months to complete the final audit and the study on the impact of the removal of fertilizer subsidies on cereals fertilizer consumption and cereals production and finally by three months for the same purpose.
The Credit Agreement was amended four times.A statistical analysis on the effect of NPK fertilizer on crop growth (a case study of MichaelOpara University of agriculture, UmuahiaAbia state) CHAPTER ONE Introduction Background of the study Agriculture is a cardinal sector in the economy of any nation.
Fertilizer application has over the period been essential in the effective growth of.