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Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city: a scenario analysis

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Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city : a scenario analysis. / Diogo, Rodrigue V. C.; Schlecht, Eva; Buerkert, Andreas et al.

In: Agricultural Systems, Vol. 114, 01.2013, p. 64-72.

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Diogo RVC, Schlecht E, Buerkert A, Rufino MC, van Wijk MT. Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city: a scenario analysis. Agricultural Systems. 2013 Jan;114:64-72. Epub 2012 Oct 6. doi: 10.1016/j.agsy.2012.09.001

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Diogo, Rodrigue V. C. ; Schlecht, Eva ; Buerkert, Andreas et al. / Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city : a scenario analysis. In: Agricultural Systems. 2013 ; Vol. 114. pp. 64-72.

Bibtex

@article{2943b6c1bfc148a9a05604e1cf69b3fb,
title = "Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city: a scenario analysis",
abstract = "In many African cities urban and peri-urban agriculture (UPA) plays a major role in creating jobs and contributing to food security. However, many small-scale UPA systems are characterised by excessive nutrient inputs to the livestock unit and poor handling of manure. To assess the impact of improved feeding and manure management on nutrient use efficiency within the cattle unit, simulation modelling was used to compare three typical UPA farm types in Niamey, Niger, that comprised: animal husbandry alone (AH), animal husbandry plus gardening (AH+G), and animal husbandry plus gardening plus millet cultivation (AH+G+M). Improved feeding increased annual body weight gain and milk offtake from cattle and reduced the amount of nitrogen (N) excreted in urine, thereby lowering the risk of N emissions. With improved manure management, dry matter (DM) and nutrients recycled per animal and year, and potentially available for cropping, ranged from 321-690. kg. DM, 8-22. kg. N, 1.2-2.5. kg phosphorus (P), and 3.0-5.6. kg potassium (K) in AH as well as AH+G+M farms compared to 221-479. kg. DM, 5.0-14.0. kg. N, 0.7-1.6. kg. P, and 2.0-4.0. kg. K in AH+G farms. These amounts were up to 2.2-, 2.5-, 1.9- and 1-fold higher than the quantities of DM, N, P and K recycled under current practices. Feeding dairy cattle according to their requirements will enhance milk and meat production; if coupled with regular manure collection and low-cost covering of manure heaps, substantial amounts of nutrients are recycled to cropland and vegetable gardens and environmental pollution is reduced.",
keywords = "Cattle husbandry, Feeding management, Livestock simulator, Urban agriculture",
author = "Diogo, {Rodrigue V. C.} and Eva Schlecht and Andreas Buerkert and Rufino, {Mariana C.} and {van Wijk}, {Mark T.}",
year = "2013",
month = jan,
doi = "10.1016/j.agsy.2012.09.001",
language = "English",
volume = "114",
pages = "64--72",
journal = "Agricultural Systems",
issn = "0308-521X",
publisher = "ELSEVIER SCI LTD",

}

RIS

TY - JOUR

T1 - Increasing nutrient use efficiency through improved feeding and manure management in urban and peri-urban livestock units of a West African city

T2 - a scenario analysis

AU - Diogo, Rodrigue V. C.

AU - Schlecht, Eva

AU - Buerkert, Andreas

AU - Rufino, Mariana C.

AU - van Wijk, Mark T.

PY - 2013/1

Y1 - 2013/1

N2 - In many African cities urban and peri-urban agriculture (UPA) plays a major role in creating jobs and contributing to food security. However, many small-scale UPA systems are characterised by excessive nutrient inputs to the livestock unit and poor handling of manure. To assess the impact of improved feeding and manure management on nutrient use efficiency within the cattle unit, simulation modelling was used to compare three typical UPA farm types in Niamey, Niger, that comprised: animal husbandry alone (AH), animal husbandry plus gardening (AH+G), and animal husbandry plus gardening plus millet cultivation (AH+G+M). Improved feeding increased annual body weight gain and milk offtake from cattle and reduced the amount of nitrogen (N) excreted in urine, thereby lowering the risk of N emissions. With improved manure management, dry matter (DM) and nutrients recycled per animal and year, and potentially available for cropping, ranged from 321-690. kg. DM, 8-22. kg. N, 1.2-2.5. kg phosphorus (P), and 3.0-5.6. kg potassium (K) in AH as well as AH+G+M farms compared to 221-479. kg. DM, 5.0-14.0. kg. N, 0.7-1.6. kg. P, and 2.0-4.0. kg. K in AH+G farms. These amounts were up to 2.2-, 2.5-, 1.9- and 1-fold higher than the quantities of DM, N, P and K recycled under current practices. Feeding dairy cattle according to their requirements will enhance milk and meat production; if coupled with regular manure collection and low-cost covering of manure heaps, substantial amounts of nutrients are recycled to cropland and vegetable gardens and environmental pollution is reduced.

AB - In many African cities urban and peri-urban agriculture (UPA) plays a major role in creating jobs and contributing to food security. However, many small-scale UPA systems are characterised by excessive nutrient inputs to the livestock unit and poor handling of manure. To assess the impact of improved feeding and manure management on nutrient use efficiency within the cattle unit, simulation modelling was used to compare three typical UPA farm types in Niamey, Niger, that comprised: animal husbandry alone (AH), animal husbandry plus gardening (AH+G), and animal husbandry plus gardening plus millet cultivation (AH+G+M). Improved feeding increased annual body weight gain and milk offtake from cattle and reduced the amount of nitrogen (N) excreted in urine, thereby lowering the risk of N emissions. With improved manure management, dry matter (DM) and nutrients recycled per animal and year, and potentially available for cropping, ranged from 321-690. kg. DM, 8-22. kg. N, 1.2-2.5. kg phosphorus (P), and 3.0-5.6. kg potassium (K) in AH as well as AH+G+M farms compared to 221-479. kg. DM, 5.0-14.0. kg. N, 0.7-1.6. kg. P, and 2.0-4.0. kg. K in AH+G farms. These amounts were up to 2.2-, 2.5-, 1.9- and 1-fold higher than the quantities of DM, N, P and K recycled under current practices. Feeding dairy cattle according to their requirements will enhance milk and meat production; if coupled with regular manure collection and low-cost covering of manure heaps, substantial amounts of nutrients are recycled to cropland and vegetable gardens and environmental pollution is reduced.

KW - Cattle husbandry

KW - Feeding management

KW - Livestock simulator

KW - Urban agriculture

U2 - 10.1016/j.agsy.2012.09.001

DO - 10.1016/j.agsy.2012.09.001

M3 - Journal article

AN - SCOPUS:84867031025

VL - 114

SP - 64

EP - 72

JO - Agricultural Systems

JF - Agricultural Systems

SN - 0308-521X

ER -