-
3
-
-
0004176099
-
-
Ethiopian Mapping Authority, Addis Ababa
-
Anon., 1988. National Atlas of Ethiopia. Ethiopian Mapping Authority, Addis Ababa, 76 pp.
-
(1988)
National Atlas of Ethiopia
-
-
-
4
-
-
0013502335
-
-
Ph.D. Thesis. Department of Forest Ecology, Swedish University of Agricultural Sciences, Silvestria 147, Umea, Sweden
-
Eshetu, Z., 2000. Forest soils of Ethiopian highlands: their characteristics in relation to site history. Studies based on stable isotopes. Ph.D. Thesis. Department of Forest Ecology, Swedish University of Agricultural Sciences, Silvestria 147, Umea, Sweden.
-
(2000)
Forest Soils of Ethiopian Highlands: Their Characteristics in Relation to Site History. Studies Based on Stable Isotopes
-
-
Eshetu, Z.1
-
5
-
-
0036731882
-
4 vegetation pattern on forested mountain slopes: Its implication for ecological rehabilitation of degraded highlands of Ethiopia by afforestation
-
4 vegetation pattern on forested mountain slopes: its implication for ecological rehabilitation of degraded highlands of Ethiopia by afforestation. J. Trop. Ecol. 18, 743-758.
-
(2002)
J. Trop. Ecol.
, vol.18
, pp. 743-758
-
-
Eshetu, Z.1
-
6
-
-
0343673465
-
13C natural abundance of soils
-
13C natural abundance of soils. Ambio 29, 87-89.
-
(2000)
Ambio
, vol.29
, pp. 87-89
-
-
Eshetu, Z.1
Högberg, P.2
-
7
-
-
0033838395
-
15N natural abundance of soils in Ethiopian highlands
-
15N natural abundance of soils in Ethiopian highlands. Plant Soil 222, 109-117.
-
(2000)
Plant Soil
, vol.222
, pp. 109-117
-
-
Eshetu, Z.1
Högberg, P.2
-
8
-
-
0025594044
-
14N ratios
-
14N ratios. Oecologia 84, 229-231.
-
(1990)
Oecologia
, vol.84
, pp. 229-231
-
-
Högberg, P.1
-
9
-
-
2642705826
-
15N natural abundance in soil-plant systems
-
15N natural abundance in soil-plant systems. New Phytol. 137, 179-203.
-
(1997)
New Phytol.
, vol.137
, pp. 179-203
-
-
Högberg, P.1
-
10
-
-
0027142603
-
15N abundance of forests is correlated with losses of nitrogen
-
15N abundance of forests is correlated with losses of nitrogen. Plant Soil 157, 147-150.
-
(1993)
Plant Soil
, vol.157
, pp. 147-150
-
-
Högberg, P.1
Johannisson, C.2
-
11
-
-
0029818312
-
15N abundance of surface soils, roots, and mycorrhizas in profiles of European forest soils
-
15N abundance of surface soils, roots, and mycorrhizas in profiles of European forest soils. Oecologia 108, 207-214.
-
(1996)
Oecologia
, vol.108
, pp. 207-214
-
-
Högberg, P.1
Högbom, L.2
Schinkel, H.3
Högberg, M.4
Johannisson, C.5
Wallmark, H.6
-
12
-
-
0002112350
-
Stable isotope studies of soil nitrogen
-
Griffiths, H. (Ed.), BIOS Scientific Publishers Ltd., Oxford
-
Hopkins, D.W., Wheatley, R.E., Robinson, D., 1998. Stable isotope studies of soil nitrogen. In: Griffiths, H. (Ed.), Stable Isotopes Integration of Biological, Ecological and Geochemical Processes. Environmental Plant Ecology. BIOS Scientific Publishers Ltd., Oxford, pp. 75-88.
-
(1998)
Stable Isotopes Integration of Biological, Ecological and Geochemical Processes. Environmental Plant Ecology
, pp. 75-88
-
-
Hopkins, D.W.1
Wheatley, R.E.2
Robinson, D.3
-
13
-
-
0002200341
-
Erosion-productivity-conservation systems in Ethiopia
-
November 3-9, 1985, Maracay, Venezuela
-
Hurni, H., 1987. Erosion-productivity-conservation systems in Ethiopia. In: Proceedings of the Fourth International Conference on Soil Conservation, November 3-9, 1985, Maracay, Venezuela, pp. 2-20.
-
(1987)
Proceedings of the Fourth International Conference on Soil Conservation
, pp. 2-20
-
-
Hurni, H.1
-
15
-
-
0027067146
-
Seasonal variation of soil microbial biomass - The effects of clearfalling a tropical rainforest and establishment of pasture in the central Amazon
-
Luizão, R.C.C., Bonde, T.A., Rosswall, T., 1992. Seasonal variation of soil microbial biomass - the effects of clearfalling a tropical rainforest and establishment of pasture in the central Amazon. Soil Biol. Biochem. 24, 805-813.
-
(1992)
Soil Biol. Biochem.
, vol.24
, pp. 805-813
-
-
Luizão, R.C.C.1
Bonde, T.A.2
Rosswall, T.3
-
16
-
-
0021086944
-
15N abundance measurements
-
15N abundance measurements. Nature 303, 685-687.
-
(1983)
Nature
, vol.303
, pp. 685-687
-
-
Mariotti, A.1
-
17
-
-
0019221007
-
The abundance of natural nitrogen-15 in the organic matter of soils along an altitudinal gradient
-
Mariotti, A., Pierre, D., Vedy, J.C., Bruckert, S., Guillemot, J., 1980. The abundance of natural nitrogen-15 in the organic matter of soils along an altitudinal gradient. Catena 7, 293-300.
-
(1980)
Catena
, vol.7
, pp. 293-300
-
-
Mariotti, A.1
Pierre, D.2
Vedy, J.C.3
Bruckert, S.4
Guillemot, J.5
-
18
-
-
0032803823
-
Nitrogen stable isotopic composition of leaves and soils: Tropical versus temperate forests
-
Martinelli, L.A., Piccolo, M.C., Townsend, A.R., Vitousek, P.M., Cuevas, E., McDowell, W., Robertson, G.P., Santos, O.C., Treseder, K., 1999. Nitrogen stable isotopic composition of leaves and soils: tropical versus temperate forests. Biogeochemistry 46, 45-65.
-
(1999)
Biogeochemistry
, vol.46
, pp. 45-65
-
-
Martinelli, L.A.1
Piccolo, M.C.2
Townsend, A.R.3
Vitousek, P.M.4
Cuevas, E.5
McDowell, W.6
Robertson, G.P.7
Santos, O.C.8
Treseder, K.9
-
19
-
-
0032794895
-
The globalization of N deposition: Ecosystem consequences in tropical environments
-
Matson, P.A., McDowell, W.H., Townsend, A.R., Vitousek, P.M., 1999. The globalization of N deposition: ecosystem consequences in tropical environments. Biogeochemistry 46, 67-83.
-
(1999)
Biogeochemistry
, vol.46
, pp. 67-83
-
-
Matson, P.A.1
McDowell, W.H.2
Townsend, A.R.3
Vitousek, P.M.4
-
20
-
-
85040211201
-
-
Department of Geology and Palaeontology, University of Florence, Firenze, Italy
-
Merla, G., Ernesto, A., Azzaroli, A., Bruni, P., Canuti, P., Fazzuoli, M., Sagri, M., Tacconi, P., 1979. A Geological Map of Ethiopia and Somalia (1973) 1:2 000 000 and Comment with a Map of Major Land Forms. Department of Geology and Palaeontology, University of Florence, Firenze, Italy, 95 pp.
-
(1979)
A Geological Map of Ethiopia and Somalia (1973) 1:2 000 000 and Comment with a Map of Major Land Forms
-
-
Merla, G.1
Ernesto, A.2
Azzaroli, A.3
Bruni, P.4
Canuti, P.5
Fazzuoli, M.6
Sagri, M.7
Tacconi, P.8
-
21
-
-
0024106170
-
Controls on natural nitrogen-15 and carbon-13 abundances in forest soil organic matter
-
Nadelhoffer, K.J., Fry, B., 1988. Controls on natural nitrogen-15 and carbon-13 abundances in forest soil organic matter. Soil Sci. Soc. Am. J. 52, 1633-1640.
-
(1988)
Soil Sci. Soc. Am. J.
, vol.52
, pp. 1633-1640
-
-
Nadelhoffer, K.J.1
Fry, B.2
-
22
-
-
0002738494
-
Nitrogen isotope studies in forest ecosystems
-
Lajtha, K., Michener, R. (Eds.), Blackwell Scientific Publications, Boston, MA
-
Nadelhoffer, K.J., Fry, B., 1994. Nitrogen isotope studies in forest ecosystems. In: Lajtha, K., Michener, R. (Eds.), Stable Isotopes in Ecology and Environmental Science. Blackwell Scientific Publications, Boston, MA, pp. 23-44.
-
(1994)
Stable Isotopes in Ecology and Environmental Science
, pp. 23-44
-
-
Nadelhoffer, K.J.1
Fry, B.2
-
23
-
-
0028983010
-
Nitrogen dynamics in soils of forests and active pastures in the western Brazilian Amazon Basin
-
Neill, C., Piccolo, M.C., Steudler, P.A., Melillo, J.M., Feigel, B.J., Cerri, C.C., 1995. Nitrogen dynamics in soils of forests and active pastures in the western Brazilian Amazon Basin. Soil Biol. Biochem. 27, 1167-1175.
-
(1995)
Soil Biol. Biochem.
, vol.27
, pp. 1167-1175
-
-
Neill, C.1
Piccolo, M.C.2
Steudler, P.A.3
Melillo, J.M.4
Feigel, B.J.5
Cerri, C.C.6
-
24
-
-
0032939848
-
13C and total carbon in biological material
-
13C and total carbon in biological material. Analyst 124, 571-577.
-
(1999)
Analyst
, vol.124
, pp. 571-577
-
-
Ohlsson, A.K.E.1
Wallmark, H.P.2
-
25
-
-
0037165159
-
Nitrogen loss from unpolluted South American forests mainly via dissolved organic compounds
-
Perakis, S.S., Hedin, L.O., 2002. Nitrogen loss from unpolluted South American forests mainly via dissolved organic compounds. Nature 415, 416-419.
-
(2002)
Nature
, vol.415
, pp. 416-419
-
-
Perakis, S.S.1
Hedin, L.O.2
-
26
-
-
0028164617
-
15N in soils along forest to pasture chronosequences in the western Brazilian Amazon Basin
-
15N in soils along forest to pasture chronosequences in the western Brazilian Amazon Basin. Oecologia 99, 112-117.
-
(1994)
Oecologia
, vol.99
, pp. 112-117
-
-
Piccolo, M.C.1
Neill, C.2
Cerri, C.C.3
-
28
-
-
0025197818
-
Yield models for Eucalyptus globulus fuelwood plantations in Ethiopia
-
Pukkala, T., Pohjonen, V., 1990. Yield models for Eucalyptus globulus fuelwood plantations in Ethiopia. Biomass 21, 129-143.
-
(1990)
Biomass
, vol.21
, pp. 129-143
-
-
Pukkala, T.1
Pohjonen, V.2
-
30
-
-
0001847329
-
Modification of the soil environment by vegetation fires, with particular reference to nitrogen transformations: A review
-
Raison, R.J., 1979. Modification of the soil environment by vegetation fires, with particular reference to nitrogen transformations: a review. Plant Soil 51, 73-108.
-
(1979)
Plant Soil
, vol.51
, pp. 73-108
-
-
Raison, R.J.1
-
32
-
-
0034711976
-
Site index equation for Cupressus lusitanica stands in Munessa forest
-
Teshome, T., Petty, J.A., 2000. Site index equation for Cupressus lusitanica stands in Munessa forest. Ethiopia For. Ecol. Manage. 126, 339-347.
-
(2000)
Ethiopia For. Ecol. Manage.
, vol.126
, pp. 339-347
-
-
Teshome, T.1
Petty, J.A.2
|