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Agroforestry systems and tree cover on agricultural land make an important contribution to climate change mitigation, but are not systematically accounted for in either global carbon budgets or national carbon accounting. This paper assesses the role of trees on agricultural land and their signif...


Zomer, Robert J.Neufeldt, HenryXu, JianchuAhrends, AntjeBossio, Deborah A.Trabucco, AntonioNoordwijk, Meine vanWang, Mingcheng[Global tree cover and biomass carbon on agricultural land: The contribution of agroforestry to global and national carbon budgets]Global tree cover and biomass carbon on agricultural land: The contribution of agroforestry to global and national carbon budgets
Quintero, MarcelaComerford, N.B.[Effects of conservation tillage on total and aggregated soil organic carbon in the Andes]Effects of conservation tillage on total and aggregated soil organic carbon in the Andes

Conservation agriculture (CA), comprising minimum soil disturbance, retention of crop residues and crop diversification, is widely promoted for reducing soil degradation and improving agricultural sustainability. It is also claimed to mitigate climate change through soil carbon sequestration: we ...


Powlson, David S.Stirling, Clare M.Thierfelder, ChristianWhite, Rodger P.Jat, Mangi Lal[Does conservation agriculture deliver climate change mitigation through soil carbon sequestration in tropical agro-ecosystems?]Does conservation agriculture deliver climate change mitigation through soil carbon sequestration in tropical agro-ecosystems?

Controlled grazing management is considered as an effective strategy to enhance soil carbon sequestration, but empirical evidences are scarce. Particularly, the role of livestock exclusion related to soil carbon sequestration is not well understood in arid and semiarid savannas of Africa. We inve...


Aynekulu, ErmiasMekuria, Wolde M.Tsegaye, D.Feyissa, K.Angassa, A.Leeuw, Jan deShepherd, Keith D.[Long-term livestock exclosure did not affect soil carbon in southern Ethiopian rangelands]Long-term livestock exclosure did not affect soil carbon in southern Ethiopian rangelands

Establishing parkland agroforestry on currently treeless cropland in the West African Sahel may help mitigate climate change. To evaluate its potential, we used climatically suitable ranges for parklands for 19 climate scenarios, derived by ecological niche modeling, for estimating potential carb...


Luedeling, EikeNeufeldt, Henry[Carbon sequestration potential of parkland agroforestry in the Sahel]Carbon sequestration potential of parkland agroforestry in the Sahel

Cacao is an important smallholder crop in West Africa, often grown under a forest canopy. Yields from cacao farms are low so farmers consider removing shade trees, however, the impacts on pest and disease dynamics, soil fertility and thus yield in the longer term are not understood. We estimated ...


Norgrove LHauser S[Carbon stocks in shaded Theobroma cacao farms and adjacent secondary forests of similar age in Cameroon]Carbon stocks in shaded Theobroma cacao farms and adjacent secondary forests of similar age in Cameroon

Better information on greenhouse gas (GHG) emissions and mitigation potential in the agricultural sector is necessary to manage these emissions and identify responses that are consistent with the food security and economic development priorities of countries. Critical activity data (what crops or...


Olander, LWollenberg, Eva K.Tubiello, F.N.Herold, Martin[Advancing agricultural greenhouse gas quantification]Advancing agricultural greenhouse gas quantification

A number of studies have recommended application of large quantities of manure alone or in combination with inorganic fertilizer in sub-Saharan Africa (SSA). However, yield responses of cereals such as maize are very modest even at manure application rates exceeding 10 t ha−1 year−1. We conducted...


Sileshi, Gudeta W.Nhamo, N.Mafongoya, P.L.Tanimu, J.[Stoichiometry of animal manure and implications for nutrient cycling and agriculture in sub-Saharan Africa]Stoichiometry of animal manure and implications for nutrient cycling and agriculture in sub-Saharan Africa
Kemeuze, V.A.Mapongmetsem, P.M.Sonwa, D.J.Fongnzossie, E.F.Nkongmeneck, B.A.[Plant diversity and carbon stock in sacred groves of semi-arid areas of Cameroon: case study of Mandara Mountains]Plant diversity and carbon stock in sacred groves of semi-arid areas of Cameroon: case study of Mandara Mountains
Frolking, S.Talbot, JSubin, Z.M.[Exploring the relationship between peatland net carbon balance and apparent carbon accumulation rate at century to millennial time scales]Exploring the relationship between peatland net carbon balance and apparent carbon accumulation rate at century to millennial time scales

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