-
1
-
-
0031932962
-
Carbon, nitrogen, and sulfur pools in particle-size fractions as influenced by climate
-
W. Amelung, W. Zech, X. Zhang, R.F. Follett, H. Tiessen, E. Knox, and K.W. Flach Carbon, nitrogen, and sulfur pools in particle-size fractions as influenced by climate Soil Science Society of America Journal 62 1998 172 181
-
(1998)
Soil Science Society of America Journal
, vol.62
, pp. 172-181
-
-
Amelung, W.1
Zech, W.2
Zhang, X.3
Follett, R.F.4
Tiessen, H.5
Knox, E.6
Flach, K.W.7
-
3
-
-
0025243110
-
Extractability and adsorption of sulphate in soils
-
D. Curtin, and J.K. Syres Extractability and adsorption of sulphate in soils Journal of Soil Science 41 1990 295 304
-
(1990)
Journal of Soil Science
, vol.41
, pp. 295-304
-
-
Curtin, D.1
Syres, J.K.2
-
4
-
-
0036688449
-
The effect of catch crops on sulphate leaching and availability of S in the succeeding crop on sandy loam soil in Denmark
-
J. Eriksen, and K.T. Kristensen The effect of catch crops on sulphate leaching and availability of S in the succeeding crop on sandy loam soil in Denmark Agriculture, Ecosystems and Environment 90 2002 247 254
-
(2002)
Agriculture, Ecosystems and Environment
, vol.90
, pp. 247-254
-
-
Eriksen, J.1
Kristensen, K.T.2
-
6
-
-
0003415033
-
-
FAO, Rome, World Soil Resources Report
-
FAO/UNESCO, 1988. Soil Map of the World-Revised Legend. FAO, Rome, World Soil Resources Report, 60.
-
(1988)
Soil Map of the World-Revised Legend
, pp. 60
-
-
-
7
-
-
20444390029
-
-
Africa. UNESCO, Parix, xiv
-
FAO/UNESCO, 1977. Soil Map of the World. Vol. VI, Africa. UNESCO, Parix, xiv, 299pp.
-
(1977)
Soil Map of the World
, vol.6
-
-
-
9
-
-
0043273555
-
Effect of crop growth on the distribution and mineralization of soil sulfur fractions in the rhizosphere
-
Z. Hu, Z. Yang, C. Xu, S. Haneklaus, Z. Cao, and E. Schnug Effect of crop growth on the distribution and mineralization of soil sulfur fractions in the rhizosphere Journal of Plant Nutrition and Soil Science 165 2002 249 254
-
(2002)
Journal of Plant Nutrition and Soil Science
, vol.165
, pp. 249-254
-
-
Hu, Z.1
Yang, Z.2
Xu, C.3
Haneklaus, S.4
Cao, Z.5
Schnug, E.6
-
12
-
-
34250087158
-
C, N, and S mineralization of crop residues as influenced by crop species and nutrient regime
-
H.H. Janzen, and R.M.N. Kucey C, N, and S mineralization of crop residues as influenced by crop species and nutrient regime Plant Soil 106 1988 35 41
-
(1988)
Plant Soil
, vol.106
, pp. 35-41
-
-
Janzen, H.H.1
Kucey, R.M.N.2
-
14
-
-
8444250130
-
Land systems and soils of the southern Rift Valley, Ethiopia
-
LRD, Ministry of Overseas Development, Surbiton
-
King, R.B., Birchall, C.J., 1975. Land systems and soils of the southern Rift Valley, Ethiopia. Land Resource Report No. 5. LRD, Ministry of Overseas Development, Surbiton, 37pp.
-
(1975)
Land Resource Report No. 5
-
-
King, R.B.1
Birchall, C.J.2
-
17
-
-
20444412945
-
-
Montana State University, USA: Nutrient Management Module No. 6.
-
Korb, N., Jones, C., Jacobsen, J., 2002. Secondary macronutrients: cycling, testing and fertilizer recommendations. Montana State University, USA: Nutrient Management Module No. 6.
-
(2002)
Secondary Macronutrients: Cycling, Testing and Fertilizer Recommendations
-
-
Korb, N.1
Jones, C.2
Jacobsen, J.3
-
19
-
-
0009828605
-
Development prospects in the southern Rift Valley, Ethiopia
-
LRD, Ministry of Overseas Development, Surbiton, xiv
-
Makin, M.J., Kingham, T.J., Waddams, A.E., Birchall, C.J., Teffera, T., 1975. Development prospects in the southern Rift Valley, Ethiopia. Land Resource Study, 21. LRD, Ministry of Overseas Development, Surbiton, xiv, 270pp.
-
(1975)
Land Resource Study
, vol.21
-
-
Makin, M.J.1
Kingham, T.J.2
Waddams, A.E.3
Birchall, C.J.4
Teffera, T.5
-
20
-
-
0028981710
-
A risk assessment of sulphur deficiency in cereals using soil and atmospheric deposition data
-
S.P. McGrath, and F.J. Zhao A risk assessment of sulphur deficiency in cereals using soil and atmospheric deposition data Soil Use and Management 11 1995 110 114
-
(1995)
Soil Use and Management
, vol.11
, pp. 110-114
-
-
McGrath, S.P.1
Zhao, F.J.2
-
21
-
-
20444421492
-
-
National Meteorological Services Agency, 2004. Addis Ababa, Ethiopia.
-
National Meteorological Services Agency, 2004. Addis Ababa, Ethiopia.
-
-
-
-
22
-
-
0004819058
-
Sulphur mineralization and adsorption in soils
-
Y.M. Nor Sulphur mineralization and adsorption in soils Plant Soil 60 1981 451 459
-
(1981)
Plant Soil
, vol.60
, pp. 451-459
-
-
Nor, Y.M.1
-
23
-
-
0034974047
-
Dynamics of sulfur fractions in Brazilian soils submitted to consecutive harvests of sorghum
-
E.S. Ribeiro Jr., L.E. Dias, V.H. Alvarez, V.J.W.V Mello, and W.L. Daniels Dynamics of sulfur fractions in Brazilian soils submitted to consecutive harvests of sorghum Soil Science Society of America Journal 65 2001 787 794
-
(2001)
Soil Science Society of America Journal
, vol.65
, pp. 787-794
-
-
Ribeiro Jr., E.S.1
Dias, L.E.2
Alvarez, V.H.3
Mello, W.V.4
Daniels, W.L.5
-
25
-
-
0002690138
-
Impact of sulphur fertilization on fertilizer nitrogen efficiency
-
E. Schnug, and S. Haneklaus Impact of sulphur fertilization on fertilizer nitrogen efficiency Sulphur in Agriculture 17 1998 8 12
-
(1998)
Sulphur in Agriculture
, vol.17
, pp. 8-12
-
-
Schnug, E.1
Haneklaus, S.2
-
26
-
-
0343518444
-
The environment of the Ethiopian Rift Valley compared to other areas of Africa
-
A.R. Smith The environment of the Ethiopian Rift Valley compared to other areas of Africa International Livestock Center for Africa (ILCA) Bulletin 17 1984 24 36
-
(1984)
International Livestock Center for Africa (ILCA) Bulletin
, vol.17
, pp. 24-36
-
-
Smith, A.R.1
-
27
-
-
0000154286
-
Sulfur
-
A.L. Page R.H. Miller D.R. Keeney Soil Science Society of America Madison, WI
-
M.A. Tabatabai Sulfur A.L. Page R.H. Miller D.R. Keeney Methods of Soil Analysis, Part 2 1982 Soil Science Society of America Madison, WI 501 538
-
(1982)
Methods of Soil Analysis, Part 2
, pp. 501-538
-
-
Tabatabai, M.A.1
-
28
-
-
0003066990
-
Distribution of total and available sulfur in selected soils and soil profiles
-
M.A. Tabatabai, and J.M. Bremner Distribution of total and available sulfur in selected soils and soil profiles Agronomy Journal 64 1972 40 44
-
(1972)
Agronomy Journal
, vol.64
, pp. 40-44
-
-
Tabatabai, M.A.1
Bremner, J.M.2
-
29
-
-
5544300988
-
Vegetation types and forest fire management in Ethiopia
-
Ministry of Agriculture, Gesellschaft fuer Technische Zusammenarbeit (GTZ) & Global Fire Monitoring Center, Addis Ababa, Ethiopia
-
Teketay, D., 2000. Vegetation types and forest fire management in Ethiopia. Proceedings of a Round Table Conference on Integrated Forest Fire Management in Ethiopia. Ministry of Agriculture, Gesellschaft fuer Technische Zusammenarbeit (GTZ) & Global Fire Monitoring Center, Addis Ababa, Ethiopia, pp. 1-35.
-
(2000)
Proceedings of a Round Table Conference on Integrated Forest Fire Management in Ethiopia
, pp. 1-35
-
-
Teketay, D.1
-
30
-
-
85102482578
-
Atlas of sulfur deficiencies
-
M.A. Tabatabai American Society of Agronomy, Crop Science Society of America and Soil Science Society of America Madison, WI
-
S.L. Tisdale, R.B. Reneau, and J.S. Platou Atlas of sulfur deficiencies M.A. Tabatabai Sulfur in Agriculture. Agronomy Monograph, 27 1986 American Society of Agronomy, Crop Science Society of America and Soil Science Society of America Madison, WI 295 322
-
(1986)
Sulfur in Agriculture. Agronomy Monograph, 27
, pp. 295-322
-
-
Tisdale, S.L.1
Reneau, R.B.2
Platou, J.S.3
-
32
-
-
0036273569
-
Effects of nitrogen and sulfur fertilization on oats yield, quality and digestibility and nitrogen and sulphur metabolism of sheep in the Inner Mongolia steppes of China
-
S. Wang, Y. Wang, E. Schnug, and J. Fleckenstein Effects of nitrogen and sulfur fertilization on oats yield, quality and digestibility and nitrogen and sulphur metabolism of sheep in the Inner Mongolia steppes of China Nutrient Cycling in Agroecosystems 62 2002 195 202
-
(2002)
Nutrient Cycling in Agroecosystems
, vol.62
, pp. 195-202
-
-
Wang, S.1
Wang, Y.2
Schnug, E.3
Fleckenstein, J.4
-
33
-
-
0033913331
-
Sulfur nutrition of maize in four regions of Malawi
-
R.R. Weil, and S.K. Mughogho Sulfur nutrition of maize in four regions of Malawi Agronomy Journal 92 2000 649 656
-
(2000)
Agronomy Journal
, vol.92
, pp. 649-656
-
-
Weil, R.R.1
Mughogho, S.K.2
-
34
-
-
0002719217
-
The status of the vegetation in the Lakes Region of the Rift Valley of Ethiopia and the possibilities of its recovery
-
Z. Woldu, and M. Tadesse The status of the vegetation in the Lakes Region of the Rift Valley of Ethiopia and the possibilities of its recovery SINET: Ethiopian Journal of Science 13 2 1990 97 120
-
(1990)
SINET: Ethiopian Journal of Science
, vol.13
, Issue.2
, pp. 97-120
-
-
Woldu, Z.1
Tadesse, M.2
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