Published April 30, 1974
Volume 51 Number 2

Research Papers

R. Bradfield
Intensive multiple cropping
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H. Quiñones, R. Allende
Formation of the lithified carapace of calcareous nature which covers most of the Yucatan peninsula and its relation to the soils and geomorphology of the region
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Lj. Nalovic
Iron-silica interactions: mobility of the crystalline iron compounds
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H. Vine
Toposequences in Soils of Central Trinidad
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F. Colmet-Daage, J. Gautheyrou
Soil associations on volcanic material in tropical America with special reference to Martinique and Guadeloupe
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J.L. Rapaire, P.F.S. Lobo, J.M. Flexor
Determination of the amount of carbon and the isotopic ratio 14C: 12C of a ferrallitic horizon under isovolumetric weathering in the humid tropical region of Bahia (Brazil)
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J.F. Turenne
Molecular weights of humic acids in podzol and ferrallitic soils of the savannas of French Guyana and their evolution related to soil moisture
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I.S. Cornforth
A review of work on nitrogen in West Indian soils
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J.H.L. Messing
Long term changes in potassium, magnesium and calcium content of banana plants and soils in the Windward Islands
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B.H. Janssen
A double pot technique for rapid soil testing
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C. Shand, N. Ahmad
Effect of nitrate inhibition and slow release nitrogen fertilizers on nitrification rates in some Trinidad soils
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R. Pinto
Forms of soil phosphate and their availability to plants
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N. Rodriguez
Potassium supplying capacity of some Venezuelan soils
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R.L. Fox
Examples of anion and cation adsorption by -soils of tropical America*
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H. Vine
Studies of cation exchange in some soils of Central Trinidad
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C.C. Weir
Effect of lime and nitrogen application on citrus yields and on the downward movement of calcium and magnesium in a soil
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F.V. Novoah, R. Nunez
Efficiency of five phosphate fertilizer sources in soils with different phosphate fixing capacities
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L.J. Cajuste, W.R. Kussow
Use and limitations of the North Carolina method to predict available phosphorus in some oxisols
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I. Haque, D. Walmsley
Sulphur investigations in some West Indian soils
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R.C. Dalal
Mechanism and extent of adsorption of urea by some Trinidad soils
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F. Hardy
Root room
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B.P. Warkentin
Physical properties related to clay minerals in soils of the Caribbean
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C.L. Paul
Effects of filter-press mud on soil physical conditions in a sandy soil
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B.W. Eavis, E.R. St. J. Cumberbatch, D.L. Medford
Factors influencing regeneration of natural vegetation on reformed Scotland District soils of Barbados
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J.C. Hudson
Use of large soil monoliths in the study of soil/ plant relationships
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N. Ahmad, E. Breckner
Soil erosion on three Tobago soils
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R. Van Der Weert
Influence of mechanical forest clearing on soil conditions and the resulting effects on root growth
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G.W. Morgan
Crop productivity as affected by depths of topsoil spread for reclaiming bauxite-mined lands in Jamaica
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H.W. Payne
Fertilizer response of groundnuts (Arachis hypogaea) on two soils of Jamaica
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N.D. Singh, K.M. Farrell
Quantitative and qualitative composition of the plant parasitic nematode population associated with tobacco in Trinidad
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