-
1
-
-
48249113647
-
Farmers' seed management and innovation in varietal selection: Implications for barley breeding in Tigray, northern Ethiopia
-
Abay, F., A. Waters-Bayer, and A. Bjørnstad. 2008. Farmers' seed management and innovation in varietal selection: Implications for barley breeding in Tigray, northern Ethiopia. Ambio 37: 312-320.
-
(2008)
Ambio
, vol.37
, pp. 312-320
-
-
Abay, F.1
Waters-Bayer, A.2
Bjørnstad, A.3
-
2
-
-
0005779938
-
Critical levels for soil pH, available P, K, Zn and Mn and maize ear-leaf content of P, Cu and Mn in sedimentary soils of south-western Nigeria
-
Adeoye, G.O., and A.A. Agboola. 1985. Critical levels for soil pH, available P, K, Zn and Mn and maize ear-leaf content of P, Cu and Mn in sedimentary soils of south-western Nigeria. Nutr. Cycling Agroecosyst. 6: 65-71.
-
(1985)
Nutr. Cycling Agroecosyst.
, vol.6
, pp. 65-71
-
-
Adeoye, G.O.1
Agboola, A.A.2
-
3
-
-
0000412827
-
14C-labelled glucose and legume material in soils: Properties influencing the accumulation of organic residue C and microbial biomass C
-
14C- labelled glucose and legume material in soils: Properties influencing the accumulation of organic residue C and microbial biomass C. Soil Biol. Biochem. 24: 455-464.
-
(1992)
Soil Biol. Biochem.
, vol.24
, pp. 455-464
-
-
Amato, M.A.1
Ladd, J.N.2
-
4
-
-
71549148667
-
Effects of grazing pressure, age of enclosures and seasonality on bush cover dynamics and vegetation composition in southern Ethiopia
-
Angassa, A., and G. Oba. 2010. Effects of grazing pressure, age of enclosures and seasonality on bush cover dynamics and vegetation composition in southern Ethiopia. J. Arid Environ. 74: 111-120.
-
(2010)
J. Arid Environ.
, vol.74
, pp. 111-120
-
-
Angassa, A.1
Oba, G.2
-
5
-
-
49649093638
-
Biomass, organic carbon and mineral matter contents of abaca (Musa textilis Nee) at different stages of growth
-
Armecin, R.B., and F.M. Gabon. 2008. Biomass, organic carbon and mineral matter contents of abaca (Musa textilis Nee) at different stages of growth. Ind. Crops Prod. 28: 340-345.
-
(2008)
Ind. Crops Prod.
, vol.28
, pp. 340-345
-
-
Armecin, R.B.1
Gabon, F.M.2
-
6
-
-
0037287464
-
An assessment of restoration of biodiversity in degraded high mountain grazing lands in northern Ethiopia
-
Assefa, D., G. Oba, R.B. Weladji, and J.E. Colman. 2003. An assessment of restoration of biodiversity in degraded high mountain grazing lands in northern Ethiopia. Land Degrad. Dev. 14: 25-38.
-
(2003)
Land Degrad. Dev.
, vol.14
, pp. 25-38
-
-
Assefa, D.1
Oba, G.2
Weladji, R.B.3
Colman, J.E.4
-
7
-
-
78751472290
-
Enclosures to enhance woody species diversity in the drylands of Tigray
-
Berhane, E., D. Teketay, and P. Barklund. 2007. Enclosures to enhance woody species diversity in the drylands of Tigray. East Afr. J. Sci. 1: 136-147.
-
(2007)
East Afr. J. Sci.
, vol.1
, pp. 136-147
-
-
Berhane, E.1
Teketay, D.2
Barklund, P.3
-
8
-
-
0037225520
-
Effects of agroecological land use succession on soil properties in Chemoga watershed, Blue Nile basin, Ethiopia
-
DOI 10.1016/S0016-7061(02)00255-0, PII S0016706102002550
-
Bewket, W., and L. Stroosnijder. 2003. Effects of agroecological land use succession on soil properties in Chemoga watershed, Blue Nile basin, Ethiopia. Geoderma 111: 85-98. (Pubitemid 36093037)
-
(2003)
Geoderma
, vol.111
, Issue.1-2
, pp. 85-98
-
-
Bewket, W.1
Stroosnijder, L.2
-
9
-
-
84958083769
-
Bulk density
-
A. Klute (ed.) ASA and SSSA, Madison, WI
-
Blake, G.R., and K.H. Hartge. 1986. Bulk density, p. 363-375. In A. Klute (ed.) Methods of soil analysis. Part 1. Physical and mineralogical methods. Agron. Monogr. 9. ASA and SSSA, Madison, WI.
-
(1986)
Methods of Soil Analysis. Part 1. Physical and Mineralogical Methods. Agron. Monogr.
, vol.9
, pp. 363-375
-
-
Blake, G.R.1
Hartge, K.H.2
-
10
-
-
42049101479
-
-
Bureau of Agriculture and Natural Resource Development. Tigray BoANRD, Mekelle, Ethiopia
-
Bureau of Agriculture and Natural Resource Development. 1996. Tigray Forestry Action Plan. Tigray BoANRD, Mekelle, Ethiopia.
-
(1996)
Tigray Forestry Action Plan.
-
-
-
11
-
-
78751551281
-
-
Bureau of Agriculture and Natural Resource Development. Tigray BoANRD, Mekelle, Ethiopia
-
Bureau of Agriculture and Natural Resource Development. 1997. Tigray livestock development action program: Executive summary. Vol. II. Tigray BoANRD, Mekelle, Ethiopia.
-
(1997)
Tigray Livestock Development Action Program: Executive Summary.
, vol.2
-
-
-
12
-
-
78751537905
-
-
Bureau of Planning and Economic Development. Tigray BoPED, Mekelle, Ethiopia
-
Bureau of Planning and Economic Development. 1998. Atlas of Tigray. Tigray BoPED, Mekelle, Ethiopia.
-
(1998)
Atlas of Tigray.
-
-
-
14
-
-
1642357688
-
Quantification of carbon sequestration in soils following pasture to forest conversion in northwestern Ecuador
-
de Koning, G.H.J., E. Veldkamp, and M. López-Ulloa. 2003. Quantification of carbon sequestration in soils following pasture to forest conversion in northwestern Ecuador. Global Biogeochem. Cycles 17: 1-12.
-
(2003)
Global Biogeochem. Cycles
, vol.17
, pp. 1-12
-
-
De Koning, G.H.J.1
Veldkamp, E.2
López-Ulloa, M.3
-
15
-
-
33747090257
-
Litter production and organic matter accumulation in exclosures of the Tigray Highlands, Ethiopia
-
Descheemaeker, K., B. Muys, J. Nyssen, J. Poesen, D. Raes, M. Haile, and J. Deckers. 2006a. Litter production and organic matter accumulation in exclosures of the Tigray Highlands, Ethiopia. For. Ecol. Manage. 233: 21-35.
-
(2006)
For. Ecol. Manage.
, vol.233
, pp. 21-35
-
-
Descheemaeker, K.1
Muys, B.2
Nyssen, J.3
Poesen, J.4
Raes, D.5
Haile, M.6
Deckers, J.7
-
16
-
-
33646482701
-
Sediment deposition and pedogenesis in exclosures in the Tigray Highlands, Ethiopia
-
Descheemaeker, K., J. Nyssen, J. Rossi, J. Poesen, M. Haile, J. Moeyersons, and J. Deckers. 2006b. Sediment deposition and pedogenesis in exclosures in the Tigray Highlands, Ethiopia. Geoderma 132: 291-314.
-
(2006)
Geoderma
, vol.132
, pp. 291-314
-
-
Descheemaeker, K.1
Nyssen, J.2
Rossi, J.3
Poesen, J.4
Haile, M.5
Moeyersons, J.6
Deckers, J.7
-
17
-
-
78751487650
-
-
Ethiopian Meteorological Service Agency. Ministry of Water Resour., Addis Ababa, Ethiopia
-
Ethiopian Meteorological Service Agency. 2007. Annual climate bulletin for the year 2007. Ministry of Water Resour., Addis Ababa, Ethiopia.
-
(2007)
Annual Climate Bulletin for the Year 2007.
-
-
-
18
-
-
0032552069
-
Soil carbon changes from conversion of forest to pasture in Brazilian Amazonia
-
Fearnside, P.M., and R.I. Barbosa. 1998. Soil carbon changes from conversion of forest to pasture in Brazilian Amazonia. For. Ecol. Manage. 108: 147-166.
-
(1998)
For. Ecol. Manage.
, vol.108
, pp. 147-166
-
-
Fearnside, P.M.1
Barbosa, R.I.2
-
19
-
-
85075752961
-
Particle size analysis
-
A. Klute (ed.) ASA and SSSA, Madison, WI
-
Gee, G.W., and J.W. Bauder. 1982. Particle size analysis, p. 383-411. In A. Klute (ed.) Methods of soil analysis. Part 1. Physical and mineralogical methods. Agron. Monogr. 9. ASA and SSSA, Madison, WI.
-
(1982)
Methods of Soil Analysis. Part 1. Physical and Mineralogical Methods. Agron. Monogr.
, vol.9
, pp. 383-411
-
-
Gee, G.W.1
Bauder, J.W.2
-
20
-
-
69849101244
-
Runoff and sedimentassociated nutrient losses under different land uses in Tigray, northern Ethiopia
-
Girmay, G., B.R. Singh, J. Nyssen, and T. Borrosen. 2009. Runoff and sedimentassociated nutrient losses under different land uses in Tigray, northern Ethiopia. J. Hydrol. 376: 70-80.
-
(2009)
J. Hydrol.
, vol.376
, pp. 70-80
-
-
Girmay, G.1
Singh, B.R.2
Nyssen, J.3
Borrosen, T.4
-
22
-
-
33846089168
-
Tropical deforestation as a source of greenhouse gas emissions
-
P. Moutinho and S. Schwartzman (ed.) Amazon Inst, for Environ. Res., Brasilia, Brazil
-
Houghton, R.A. 2005. Tropical deforestation as a source of greenhouse gas emissions. p. 13-21. In P. Moutinho and S. Schwartzman (ed.) Tropical deforestation and climate change. Amazon Inst, for Environ. Res., Brasilia, Brazil.
-
(2005)
Tropical Deforestation and Climate Change
, pp. 13-21
-
-
Houghton, R.A.1
-
23
-
-
58549093755
-
World reference base for soil resources 2006
-
IUSS Working Group WRB. FAO, Rome
-
IUSS Working Group WRB. 2007. World reference base for soil resources 2006. World Soil Resour. Rep. 103. FAO, Rome.
-
(2007)
World Soil Resour. Rep.
, vol.103
-
-
-
24
-
-
0001315658
-
World cropland soils as a source or sink for atmospheric C
-
Lal, R. 2001. World cropland soils as a source or sink for atmospheric C. Adv. Agron. 71: 145-174.
-
(2001)
Adv. Agron.
, vol.71
, pp. 145-174
-
-
Lal, R.1
-
25
-
-
5544265071
-
Soil carbon stocks and turnovers in various vegetation types and arable lands along an elevation gradient in southern Ethiopia
-
DOI 10.1016/j.geoderma.2004.02.004, PII S0016706104000539
-
Lemenih, M., and F. Itanna. 2004. Soil carbon stocks and turnovers in various vegetation types and arable lands along an elevation gradient in southern Ethiopia. Geoderma 123: 177-188. (Pubitemid 39365162)
-
(2004)
Geoderma
, vol.123
, Issue.1-2
, pp. 177-188
-
-
Lemenih, M.1
Itanna, F.2
-
26
-
-
20344363194
-
Soil organic matter dynamics after deforestation along a farm field chronosequence in southern highlands of Ethiopia
-
Lemenih, M., E. Karltun, and M. Olsson. 2005. Soil organic matter dynamics after deforestation along a farm field chronosequence in southern highlands of Ethiopia. Agric. Ecosyst. Environ. 109: 9-19.
-
(2005)
Agric. Ecosyst. Environ.
, vol.109
, pp. 9-19
-
-
Lemenih, M.1
Karltun, E.2
Olsson, M.3
-
27
-
-
22744432510
-
Soil carbon stabilization in converted tropical pastures and forests depends on soil type
-
López-Ulloa, M., E. Veldkamp, and G.H.J. de Koning. 2005. Soil carbon stabilization in converted tropical pastures and forests depends on soil type. Soil Sci. Soc. Am J. 69: 1110-1117.
-
(2005)
Soil Sci. Soc. Am J.
, vol.69
, pp. 1110-1117
-
-
López-Ulloa, M.1
Veldkamp, E.2
De Koning, G.H.J.3
-
28
-
-
77954816989
-
Effectiveness of exclosures to control soil erosion and local community perception on soil erosion in Tigray, Ethiopia
-
Mekuria, W., E. Veldkamp, M. Haile, K. Gebirehiwot, B. Muys, and J. Nyssen. 2009. Effectiveness of exclosures to control soil erosion and local community perception on soil erosion in Tigray, Ethiopia. Afr. J. Agric. Res. 4: 365-377.
-
(2009)
Afr. J. Agric. Res.
, vol.4
, pp. 365-377
-
-
Mekuria, W.1
Veldkamp, E.2
Haile, M.3
Gebirehiwot, K.4
Muys, B.5
Nyssen, J.6
-
29
-
-
33845649412
-
Effectiveness of exclosures to restore degraded soils as a result of overgrazing in Tigray, Ethiopia
-
DOI 10.1016/j.jaridenv.2006.10.009, PII S0140196306003491
-
Mekuria, W., E. Veldkamp, M. Haile, J. Nyssem, B. Muys, and K. Gebirehiwot. 2007. Effectiveness of exclosures to restore degraded soils as a result of overgrazing in Tigray, Ethiopia. J. Arid Environ. 69: 270-284. (Pubitemid 44958964)
-
(2007)
Journal of Arid Environments
, vol.69
, Issue.2
, pp. 270-284
-
-
Mekuria, W.1
Veldkamp, E.2
Haile, M.3
Nyssen, J.4
Muys, B.5
Gebrehiwot, K.6
-
30
-
-
78751552806
-
Economic valuation of land restoration: The case of exclosures established on communal grazing lands in Tigray, Ethiopia
-
in press, doi:10.1002/ldr.1001.
-
Mekuria, W., E. Veldkamp, M. Tilahun, and R. Olschewski. 2010. Economic valuation of land restoration: The case of exclosures established on communal grazing lands in Tigray, Ethiopia. Land Degrad. Dev. (in press), doi:10.1002/ldr.1001.
-
(2010)
Land Degrad. Dev.
-
-
Mekuria, W.1
Veldkamp, E.2
Tilahun, M.3
Olschewski, R.4
-
31
-
-
4944249741
-
The role of enclosures in the recovery of woody vegetation in degraded dryland hillsides of central and northern Ethiopia
-
DOI 10.1016/j.jaridenv.2004.03.014, PII S0140196304000965
-
Mengistu, T., D. Teketay, H. Hulten, and Y. Yemshaw. 2005. The role of enclosures in the recovery of woody vegetation in degraded dryland hillsides of central and northern Ethiopia. J. Arid Environ. 60: 259-281. (Pubitemid 39320373)
-
(2005)
Journal of Arid Environments
, vol.60
, Issue.2
, pp. 259-281
-
-
Mengistu, T.1
Teketay, D.2
Hulten, H.3
Yemshaw, Y.4
-
32
-
-
45849133102
-
Reducing greenhouse gas emissions from deforestation and forest degradation: Global land-use implications
-
DOI 10.1126/science.1155358
-
Miles, L., and V. Kapos. 2008. Reducing greenhouse gas emissions from deforestation and forest degradation: Global land-use implications. Science 320: 1454-1455. (Pubitemid 351929392)
-
(2008)
Science
, vol.320
, Issue.5882
, pp. 1454-1455
-
-
Miles, L.1
Kapos, V.2
-
33
-
-
78751488643
-
-
Drylands Coordination Group, Oslo, Norway.
-
Nedessa, B., J. Ali, and I. Nyborg. 2005. Exploring ecological and socio-economic issues for the improvement of area enclosure management: A case study from Ethiopia. Drylands Coordination Group, Oslo, Norway.
-
(2005)
Exploring Ecological and Socio-economic Issues for the Improvement of Area Enclosure Management: A Case Study from Ethiopia.
-
-
Nedessa, B.1
Ali, J.2
Nyborg, I.3
-
34
-
-
85101890823
-
An introduction to organic matter in mineral soils
-
In J.B. Dixon and S.B. Weed (ed.) 2nd ed. SSSA Book Ser. SSSA, Madison, WI
-
Oades, J.M. 1989. An introduction to organic matter in mineral soils, p. 89-159. In J.B. Dixon and S.B. Weed (ed.) Minerals in soil environments. 2nd ed. SSSA Book Ser. 1. SSSA, Madison, WI.
-
(1989)
Minerals in Soil Environments.
, vol.1
, pp. 89-159
-
-
Oades, J.M.1
-
35
-
-
44449112198
-
Determinants of agricultural and land management practices and impacts on crop production and household income in the highlands of Tigray, Ethiopia
-
Pender, J., and B. Gebremedhin. 2008. Determinants of agricultural and land management practices and impacts on crop production and household income in the highlands of Tigray, Ethiopia. J. Afr. Econ. 17: 395-450.
-
(2008)
J. Afr. Econ.
, vol.17
, pp. 395-450
-
-
Pender, J.1
Gebremedhin, B.2
-
36
-
-
0036069236
-
Geographic and vertical patterns of stable carbon isotopes in tropical rain forest soils of Costa Rica
-
Powers, J.S., and W.H. Schlesinger. 2002. Geographic and vertical patterns of stable carbon isotopes in tropical rain forest soils of Costa Rica. Geoderma 109: 141-160.
-
(2002)
Geoderma
, vol.109
, pp. 141-160
-
-
Powers, J.S.1
Schlesinger, W.H.2
-
37
-
-
78751533972
-
-
Available at (accessed 23 Mar. 2010; verified 10 Nov. 2010). Utah State Univ. Coop. Ext., Logan
-
Pratt, M., and G.A. Rasmussen. 2001. Determining your stocking rate. Range Management Fact Sheet. Available at extension.usu.edu/files/publications/ publication/NR-RM-04.pdf (accessed 23 Mar. 2010; verified 10 Nov. 2010). Utah State Univ. Coop. Ext., Logan.
-
(2001)
Determining Your Stocking Rate. Range Management Fact Sheet.
-
-
Pratt, M.1
Rasmussen, G.A.2
-
38
-
-
0034477329
-
The potential for carbon sequestration through reforestation of abandoned tropical agricultural and pasture lands
-
Silver, W.L., R. Ostertag, and A.E. Lugo. 2000. The potential for carbon sequestration through reforestation of abandoned tropical agricultural and pasture lands. Restor. Ecol. 8: 394-407.
-
(2000)
Restor. Ecol.
, vol.8
, pp. 394-407
-
-
Silver, W.L.1
Ostertag, R.2
Lugo, A.E.3
-
39
-
-
0006450929
-
Protocol for sampling tree and stand biomass
-
Aust. Greenhouse Office, Canberra, ACT.
-
Snowdon, P., J. Raison, H. Keith, P. Ritson, P. Grierson, M. Adams, K. Montagu, B.B. Hui-quan, and D. Eamus. 2002. Protocol for sampling tree and stand biomass. Natl. Carbon Account. Syst. Tech. Rep. 31. Aust. Greenhouse Office, Canberra, ACT.
-
(2002)
Natl. Carbon Account. Syst. Tech. Rep.
, vol.31
-
-
Snowdon, P.1
Raison, J.2
Keith, H.3
Ritson, P.4
Grierson, P.5
Adams, M.6
Montagu, K.7
Hui-quan, B.B.8
Eamus, D.9
-
40
-
-
0003692562
-
-
Soil Survey Staff 7th ed. U.S. Gov. Print. Office, Washington, DC
-
Soil Survey Staff 1996. Keys to Soil Taxonomy. 7th ed. U.S. Gov. Print. Office, Washington, DC.
-
(1996)
Keys to Soil Taxonomy.
-
-
-
47
-
-
0030840515
-
Pedotransfer functions for the estimation of moisture retention characteristics of Ferralsols and related soils
-
van den Berg, M., E. Klamt, L.P. van Reeuwijk, and W.G. Sombroek. 1997. Pedotransfer functions for the estimation of moisture retention characteristics of Ferralsols and related soils. Geoderma 78: 161-180.
-
(1997)
Geoderma
, vol.78
, pp. 161-180
-
-
Van Den Berg, M.1
Klamt, E.2
Van Reeuwijk, L.P.3
Sombroek, W.G.4
-
48
-
-
0028159938
-
Organic carbon turnover in three tropical soils under pasture after deforestation
-
Veldkamp, E. 1994. Organic carbon turnover in three tropical soils under pasture after deforestation. Soil Sci. Soc. Am. J. 58: 175-180.
-
(1994)
Soil Sci. Soc. Am. J.
, vol.58
, pp. 175-180
-
-
Veldkamp, E.1
-
49
-
-
56549093847
-
Chronosequence analysis of two enclosure management strategies in degraded rangeland of semi-arid Kenya
-
Verdoodt, A., S.M. Mureithi, L. Ye, and E.V. Ranst. 2009. Chronosequence analysis of two enclosure management strategies in degraded rangeland of semi-arid Kenya. Agric. Ecosyst. Environ. 129: 332-339.
-
(2009)
Agric. Ecosyst. Environ.
, vol.129
, pp. 332-339
-
-
Verdoodt, A.1
Mureithi, S.M.2
Ye, L.3
Ranst, E.V.4
-
50
-
-
84871555569
-
An examination of the Degtjareff method for determining organic carbon in soils: Effect of variations in digestion conditions and of inorganic soil constituents
-
Walkley, A., and I.A. Black. 1934. An examination of the Degtjareff method for determining organic carbon in soils: Effect of variations in digestion conditions and of inorganic soil constituents. Soil Sci. 63: 251-263.
-
(1934)
Soil Sci.
, vol.63
, pp. 251-263
-
-
Walkley, A.1
Black, I.A.2
-
51
-
-
58149463918
-
Effects of livestock exclusion on tree regeneration in church forests of Ethiopia
-
Wassie, A., F.J. Sterck, D. Teketay, and F. Bongers. 2009. Effects of livestock exclusion on tree regeneration in church forests of Ethiopia. For. Ecol. Manage. 257: 765-772.
-
(2009)
For. Ecol. Manage.
, vol.257
, pp. 765-772
-
-
Wassie, A.1
Sterck, F.J.2
Teketay, D.3
Bongers, F.4
-
52
-
-
78751544155
-
Impact of area enclosures on density, diversity, and population structure of woody species: The case of May Ba'ati-Douga Tembien, Tigray, Ethiopia
-
Yami, M., K. Gebirehiwot, M. Stein, and W. Mekuria. 2006. Impact of area enclosures on density, diversity, and population structure of woody species: The case of May Ba'ati-Douga Tembien, Tigray, Ethiopia. Ethiop. J. Nat. Resour. 8: 99-121.
-
(2006)
Ethiop. J. Nat. Resour.
, vol.8
, pp. 99-121
-
-
Yami, M.1
Gebirehiwot, K.2
Stein, M.3
Mekuria, W.4
-
53
-
-
60949113085
-
The effects of exclosures in restoring degraded semi-arid vegetation in communal grazing lands in northern Ethiopia
-
Yayneshet, T., L.O. Eik, and S.R. Moe. 2009. The effects of exclosures in restoring degraded semi-arid vegetation in communal grazing lands in northern Ethiopia. J. Arid Environ. 73: 542-549.
-
(2009)
J. Arid Environ.
, vol.73
, pp. 542-549
-
-
Yayneshet, T.1
Eik, L.O.2
Moe, S.R.3
-
54
-
-
34047164423
-
Changes in soil organic carbon and total nitrogen contents in three adjacent land use types in the Bale Mountains, south-eastern highlands of Ethiopia
-
Yimer, F., S. Ledin, and A. Abdelkadir. 2007. Changes in soil organic carbon and total nitrogen contents in three adjacent land use types in the Bale Mountains, south-eastern highlands of Ethiopia. For. Ecol. Manage. 242: 337-342.
-
(2007)
For. Ecol. Manage.
, vol.242
, pp. 337-342
-
-
Yimer, F.1
Ledin, S.2
Abdelkadir, A.3
|