-
1
-
-
0001634075
-
A recalibration of the hydrometer for making mechanical analysis of soils
-
Bouyoucos, G.H. (1951) A recalibration of the hydrometer for making mechanical analysis of soils. Agron. J. 43 434-438
-
(1951)
Agron. J.
, vol.43
, pp. 434-438
-
-
Bouyoucos, G.H.1
-
2
-
-
0002113712
-
Effects of soil drainage on root growth and crop production
-
Chichester. John Wiley and Sons
-
Cannell, R.Q. (1979) Effects of soil drainage on root growth and crop production, in: Soil Physical Properties and Crop Production in the Tropics. Chichester. John Wiley and Sons, pp. 183-198
-
(1979)
Soil Physical Properties and Crop Production in the Tropics
, pp. 183-198
-
-
Cannell, R.Q.1
-
3
-
-
0007553027
-
Evaluation of ridge planting systems on poorly drained Lake Plains soils
-
Eckert, D.J. (1987) Evaluation of ridge planting systems on poorly drained Lake Plains soils, J. Soil Water Conseru. 42 208-211
-
(1987)
J. Soil Water Conseru.
, vol.42
, pp. 208-211
-
-
Eckert, D.J.1
-
4
-
-
0006271218
-
Effects of cultivation on the distribution of nutrients in the soil and the uptake of nitrogen and phosphorus by spring barley and winter wheat on three soil types
-
Ellis, F.B. and Howse. K.R. (1980) Effects of cultivation on the distribution of nutrients in the soil and the uptake of nitrogen and phosphorus by spring barley and winter wheat on three soil types. Soil Tillage Res. 1 35-46
-
(1980)
Soil Tillage Res.
, vol.1
, pp. 35-46
-
-
Ellis, F.B.1
Howse, K.R.2
-
5
-
-
0022199864
-
Nutrient distribution in the basement complex soils of the tropical, dry rainforest of southwestern Nigeria: I. Macronutrients - Ca. Mg, and K
-
Fagbami, A., Ajayi, S.O. and Ali, E.M. (1985) Nutrient distribution in the basement complex soils of the tropical, dry rainforest of southwestern Nigeria: I. Macronutrients - Ca. Mg, and K, Soil Sci. 139 431-436
-
(1985)
Soil Sci.
, vol.139
, pp. 431-436
-
-
Fagbami, A.1
Ajayi, S.O.2
Ali, E.M.3
-
6
-
-
0007507516
-
Valley bottom soils of the subhumid tropical southwestern Nigeria on basement complex: Characteristics and classification
-
Fagbami, A. and Ajayi, F.O. (1990) Valley bottom soils of the subhumid tropical southwestern Nigeria on basement complex: characteristics and classification, Soil Sci. Plant Nutr. 36 179-194
-
(1990)
Soil Sci. Plant Nutr.
, vol.36
, pp. 179-194
-
-
Fagbami, A.1
Ajayi, F.O.2
-
7
-
-
0021644638
-
Drainage-tillage interaction on clarmont soil
-
Fausey, N.R. (1984) Drainage-tillage interaction on Clarmont soil, Trans. ASAE 27 403-406
-
(1984)
Trans. ASAE
, vol.27
, pp. 403-406
-
-
Fausey, N.R.1
-
8
-
-
0027799528
-
Long-term effect of conventional and no-tillage on selected soil properties and crop yields in Canterbury, New Zealand
-
Francis, G.S. and Knight, T.L. (1993) Long-term effect of conventional and no-tillage on selected soil properties and crop yields in Canterbury, New Zealand, Soil Tillage Res. 26 193-210
-
(1993)
Soil Tillage Res.
, vol.26
, pp. 193-210
-
-
Francis, G.S.1
Knight, T.L.2
-
9
-
-
84918435392
-
Wetland utilization research project West Africa
-
Wageningen, The Netherlands, Intl Inst. Land Reel. Improvement (ILRI) 78 pp.
-
Hekstra, P. and Andriesse, W. (1983) Wetland Utilization Research Project West Africa, Phase 1: The Inventory. Volume II: The Physical Aspects. Wageningen, The Netherlands, Intl Inst. Land Reel. Improvement (ILRI) 78 pp.
-
(1983)
Phase 1: The Inventory. Volume II: The Physical Aspects
, vol.2
-
-
Hekstra, P.1
Andriesse, W.2
-
10
-
-
0025631424
-
Effect of seedbed preparation method and mulch on soil physical properties and yield of cowpea in a rice fallow of an inland valley swamp
-
Hulugalle, N.R. and Palada, M.C. (1990) Effect of seedbed preparation method and mulch on soil physical properties and yield of cowpea in a rice fallow of an inland valley swamp. Soil Tillage Res. 17 101-113
-
(1990)
Soil Tillage Res.
, vol.17
, pp. 101-113
-
-
Hulugalle, N.R.1
Palada, M.C.2
-
11
-
-
85101427810
-
Tillage effects on the hydraulic properties of soils: A review
-
Predicting Tillage Effects on Soil Physical Properties and Processes
-
Klute, A. (1982) Tillage effects on the hydraulic properties of soils: A review, in: Predicting Tillage Effects on Soil Physical Properties and Processes, Am. Soc. Agron. and Soil Sci. Soc. Am. Spec. Publ. Monogr. 44 29-44
-
(1982)
Am. Soc. Agron. and Soil Sci. Soc. Am. Spec. Publ. Monogr.
, vol.44
, pp. 29-44
-
-
Klute, A.1
-
12
-
-
0000753425
-
The hydrology of a small catchment basin in Samaru, Nigeria. I. Seasonal fluctuations in the height of the groundwater table
-
Kowal, J. and Omolokun, A.O. (1969) The hydrology of a small catchment basin in Samaru, Nigeria. I. Seasonal fluctuations in the height of the groundwater table, Nigerian Agric. J. 27-40
-
(1969)
Nigerian Agric. J.
, pp. 27-40
-
-
Kowal, J.1
Omolokun, A.O.2
-
13
-
-
0001897397
-
Fundamental characteristics of wetland soils
-
Los Banos, Philippines, Intl Rice Res. Inst. (IRRI)
-
Kyuma, K. (1985) Fundamental characteristics of wetland soils, in: Wetland Soils: Characterization, Classification and Utilization, Los Banos, Philippines, Intl Rice Res. Inst. (IRRI), pp. 191-206
-
(1985)
Wetland Soils: Characterization. Classification and Utilization
, pp. 191-206
-
-
Kyuma, K.1
-
14
-
-
76549087610
-
Conservation tillage for sustainable agriculture: Tropics vs temperate environments
-
Lal, R. (1989) Conservation tillage for sustainable agriculture: Tropics vs temperate environments, Adv. Agron. 42 85-197
-
(1989)
Adv. Agron.
, vol.42
, pp. 85-197
-
-
Lal, R.1
-
15
-
-
0001468414
-
Drainage and nutrient effects in a field lysimeter study. II. Mineral uptake by corn
-
Lal, R. and Taylor, G.S. (1970) Drainage and nutrient effects in a field lysimeter study. II. Mineral uptake by corn, Proc. Soil Sci. Soc. Am. 34 245-248
-
(1970)
Proc. Soil Sci. Soc. Am.
, vol.34
, pp. 245-248
-
-
Lal, R.1
Taylor, G.S.2
-
17
-
-
0342937905
-
Effect of tillage methods on growth and yield of cowpea and soybean
-
Soil Tillage and Crop Production (ed. Lal, R.), Ibadan, Nigeria, IITA
-
Nangju, D. (1979) Effect of tillage methods on growth and yield of cowpea and soybean, in: Soil Tillage and Crop Production (ed. Lal, R.), Intl Inst. Trop. Agric. (IITA) Proc. Series 2, Ibadan, Nigeria, IITA, pp. 93-106
-
(1979)
Intl Inst. Trop. Agric. (IITA) Proc. Series
, vol.2
, pp. 93-106
-
-
Nangju, D.1
-
18
-
-
0342937904
-
Influence of four years of continuous tillage on the soil properties of an Ultisol
-
Kaduna
-
Ohiri, A.C. (1988), Influence of four years of continuous tillage on the soil properties of an Ultisol, in: Proc. 16th Conf. Soil Sci. Soc. Nigeria, Kaduna, pp. 73-80
-
(1988)
Proc. 16th Conf. Soil Sci. Soc. Nigeria
, pp. 73-80
-
-
Ohiri, A.C.1
-
19
-
-
0020360178
-
Tillage practices in a tropical soil: I. Effect on soil physical and chemical properties
-
Osuji, G.E. and Babalola, O. (1982) Tillage practices in a tropical soil: I. Effect on soil physical and chemical properties, J. Environmental Mgmt 14 343-358
-
(1982)
J. Environmental Mgmt
, vol.14
, pp. 343-358
-
-
Osuji, G.E.1
Babalola, O.2
-
20
-
-
0000388384
-
Methods of soil analysis
-
Chemical and Mineralogical Properties
-
Page, A.L. (1982) Methods of Soil Analysis. Am. Soc. Agron. Monogr. 9, Part 2: Chemical and Mineralogical Properties
-
(1982)
Am. Soc. Agron. Monogr.
, vol.9
, Issue.2 PART
-
-
Page, A.L.1
-
21
-
-
84976112681
-
A comparison of the organic matter, biomas, ATP and mineralizable N contents of ploughed and direct-drilled soils
-
Powlson, D.S. and Jenkinson, D.S. (1981) A comparison of the organic matter, biomas, ATP and mineralizable N contents of ploughed and direct-drilled soils, J. Agric. Sci. 97 713-731
-
(1981)
J. Agric. Sci.
, vol.97
, pp. 713-731
-
-
Powlson, D.S.1
Jenkinson, D.S.2
-
23
-
-
0342937902
-
Effects of method of cultivation on root density and grain and crop residue yields of sorghum
-
Addis Ababa, Ethiopia
-
Tarawali, G. and Mohammed-Saleem, M.A. (1987) Effects of method of cultivation on root density and grain and crop residue yields of sorghum, International Livestock Centre for Africa (LCA), Bulletin No. 27, Addis Ababa, Ethiopia
-
(1987)
International Livestock Centre for Africa (LCA), Bulletin
, vol.27
-
-
Tarawali, G.1
Mohammed-Saleem, M.A.2
-
24
-
-
0000575596
-
Response of agricultural crops to flooding, depth of water-table and soil gaseous composition
-
Williamson, R.E. and Kritz, G.J. (1980) Response of agricultural crops to flooding, depth of water-table and soil gaseous composition. Trans. ASAE, 13 216-220
-
(1980)
Trans. ASAE
, vol.13
, pp. 216-220
-
-
Williamson, R.E.1
Kritz, G.J.2
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