4 edition of Evidence for impact of green fertilizers on maize production in sub-saharan Africa found in the catalog.
Evidence for impact of green fertilizers on maize production in sub-saharan Africa
Includes bibliographical references (p. 30-33).
|Statement||Gudeta Sileshi ... [et al.].|
|Series||Occasional paper -- 10|
|Contributions||Gudeta Sileshi., World Agroforestry Centre.|
|The Physical Object|
|Pagination||vi, 36 p. :|
|Number of Pages||36|
|LC Control Number||2009349660|
technology in developing countries, sub-Saharan Africa included (Hess, ). Smallholder maize production in sub-Saharan Africa is constrained by declining soil fertility, high fertilizer costs, poor crop and fertilizer management, and inadequate pest and disease control (Kabambe et al., ). Biotic, abiotic, institutional and. total fertilizer consumption, in most maize-producing African countries, the proportion of maize fertilizer consumption in total consumption by cereals tends to equal or exceed the proportion of maize production. Maize productions consume seventy percent of fertilizer supplied in Sub-Saharan Africa with Tanzania being first, since the mids File Size: KB.
Downloadable! It is widely believed that a Green Revolution similar to the one achieved in Asia is impossible in Sub-Saharan Africa. Although grain yields have been stagnant in this region, there are some signs of the intensification of farming systems in the face of growing population pressure on limited land resources. In this paper we focus on the new farming system based on the use of. - ii FOZ'eward This manual has been compiled to pr01lide information and guidelines relating to all aspects of maize production in the hunid and sub-~umid tropics of is designed to senre as a basic reference document forFile Size: 5MB.
Inorganic fertilizer use across Sub-Saharan Africa is generally considered to be low. Yet, this belief is predicated on the assumption that it is profitable to use rates higher than currently observed. However, there is little rigorous empirical evidence to support this notion. Green Revolution in sub-Saharan Africa (Pingali ). A farmer’s decision of whether and how much of an input like improved seed or fertilizer to use depends crucially on the price of that input and the expected output price.
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Iv Evidence for impact of green fertilizers on maize production in sub-Saharan Africa: a meta-analysis Abstract A number of studies have tested the effect of woody and herbaceous legumes on soil fertility and maize yields in sub-Saharan Africa.
Results have been mixed, however, generating debate about their effects on maize productivity. A number of studies have tested the effect of woody and herbaceous legumes on soil fertility and maize yields in sub-Saharan Africa. Results have been mixed, however, generating debate about their effects on maize by: Evidence for Impact of ‘Green Fertilizers’ on Maize Production in sub-Saharan Africa: A meta-analysis.
Abstract. Maize (Zea mays L.), an important food, feed, and industrial crop in sub-Saharan Africa (SSA), has been researched extensively for genetic enhancement for more than a half century in the subregion.
One aspect that received intensified research attention in the last three or four decades is the genetic enhancement Cited by: 4. aggregate fertilizer in Sub-Saharan Africa and that world nutrient fertili zer prices are responsible f or the low use of nutrient fertilizers in Sub-Saharan Africa respectivel y.
The low application of inorganic fertilizer in Sub-Saharan Africa is one of the major constraints to achieving a Green Revolution in this region. In this study, we estimate the direct impact of the soil fertility on the maize yield and examine if the soil fertility increases the returns to inorganic and organic fertilizer based on comparative Cited by: 1.
Fertilizer Use and Maize Production in Sub-Saharan Africa. The benefits of nature-based tourism to biodiversity conservation are often presumed but rarely quantified.
The relative value placed on attributes of nature parks is unknown, as is the contribution of biodiversity to. The paper investigates the important role of fertilizer to enhance sustainable intensification and food security in Sub-Saharan Africa (SSA) based on a multi-disciplinary literature review.
The review starts with a macro-perspective taking population growth, economic development and Cited by: 6. Inorganic fertilizer use across Sub-Saharan Africa is generally considered to be low. Yet, the notion that fertilizer use is too low is predicated on the assumption that it is profitable to use rates higher than currently observed.
There is, however, limited empirical evidence to support by: Although the use of foliar biomass (organic residues) of trees and shrubs as a source of nutrients to food crops has been recommended in many countries in sub-Saharan Africa, the effects of biomass quality on Striga (Striga hermonthica) infestation and yields of maize are not known.
With the low MPP of nitrogen for maize production in Nigeria, the proportion of maize plots for which nitrogen application is profitable (for a risk averse farmer) at the observed fertilizer acquisition prices and maize price is quite Size: 1MB. Abstract. Maize remains crucial for food security in Sub-Saharan Africa.
In some regions, the predominance of the crop in farming systems and diets implies that yield gains have the potential to jump-start a Green Revolution like those experienced in Asia for rice and by: However, the efforts to promote green revolution in Sub Saharan Africa (SSA) fall short due to lack of tenure security to increase investment in farm plots, and the low level of irrigation.
Traditionally, crop production in sub-Saharan Africa (SSA) depends primarily on mining soil nutrients. Integrated Soil Fertility Management (ISFM) is an approach for intensifying agriculture in SSA that aims at maximizing the agronomic efficiency (AE) of applied nutrient inputs.
ISFM contains the following essential components: proper fertilizer management, use of improved varieties, the Cited by: Abstract Traditionally, crop production in sub- Saharan Africa(SSA)depends primarily onminingsoil nutrients.
Integrated Soil Fertility Management (ISFM) is an approach for intensifying agriculture in SSA that aims at maximizing the agronomic efficiency (AE) of applied nutrient inputs.
Soil Fertility, Fertilizer, and the Maize Green Revolution in East Africa 1. Introduction The low application of inorganic fertilizer in Sub-Saharan Africa (hereafter Africa) is one of the major constraints to achieving a Green Revolution in this region (IFDC, ).
Although there have been many studies to ascertain the reasons behind the lowFile Size: KB. 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. Agroforestry and green manures, diversification with grain legumes, conservation agriculture and integrated nutrient management with mineral and organic fertilizers are SI options widely promoted for maize-based African smallholder by: Fertilizer use and maize production in Sub-Saharan Africa.
Heisey, P.W.; Mwangi, W.M. CIMMYT. Series: CIMMYT Economics Working Paper .Cited by: The use of quality seed is a major component of increased yields in crop production. Quality seed and seed programs in a country does not emerge by happenstance; it is created by a combination of many factors that include variety development.
Evidence for impact of green fertilizers on maize production in sub-Saharan Africa: a meta-analysis Keyphrases world agroforestry centre green fertilizer sub-saharan africa maize production.Mixed evidence on the impact of formal title in much of Africa is often used to question the relevance of dealing with land policy issues in this continent.
The authors use data from Uganda to assess the impact of a disaggregated set of rights on investment, productivity, and land values, and to test the hypothesis that individuals' lack of Cited by: Mixed evidence on the impact of formal title in much of Africa is often used to question the relevance of dealing with land policy issues in this continent.
The authors use data from Uganda to assess the impact of a disaggregated set of rights on investment, productivity, and land values, and to test the hypothesis that individuals' lack of.