Volume 51 Number 2

Research Papers

• Intensive multiple cropping

  R. Bradfield

  • Requires Subscription or Fee PDF (USD 25)

• 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

  H. Quiñones, R. Allende

  • Requires Subscription or Fee PDF (USD 25)

• Iron-silica interactions: mobility of the crystalline iron compounds

  Lj. Nalovic

  • Requires Subscription or Fee PDF (USD 25)

• Toposequences in Soils of Central Trinidad

  H. Vine

  • Requires Subscription or Fee PDF (USD 25)

• Soil associations on volcanic material in tropical America with special reference to Martinique and Guadeloupe

  F. Colmet-Daage, J. Gautheyrou

  • Requires Subscription or Fee PDF (USD 25)

• 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)

  J.L. Rapaire, P.F.S. Lobo, J.M. Flexor

  • Requires Subscription or Fee PDF (USD 25)

• Molecular weights of humic acids in podzol and ferrallitic soils of the savannas of French Guyana and their evolution related to soil moisture

  J.F. Turenne

  • Requires Subscription or Fee PDF (USD 25)

• A review of work on nitrogen in West Indian soils

  I.S. Cornforth

  • Requires Subscription or Fee PDF (USD 25)

• Long term changes in potassium, magnesium and calcium content of banana plants and soils in the Windward Islands

  J.H.L. Messing

  • Requires Subscription or Fee PDF (USD 25)

• A double pot technique for rapid soil testing

  B.H. Janssen

  • Requires Subscription or Fee PDF (USD 25)

• Effect of nitrate inhibition and slow release nitrogen fertilizers on nitrification rates in some Trinidad soils

  C. Shand, N. Ahmad

  • Requires Subscription or Fee PDF (USD 25)

• Forms of soil phosphate and their availability to plants

  R. Pinto

  • Requires Subscription or Fee PDF (USD 25)

• Potassium supplying capacity of some Venezuelan soils

  N. Rodriguez

  • Requires Subscription or Fee PDF (USD 25)

• Examples of anion and cation adsorption by -soils of tropical America*

  R.L. Fox

  • Requires Subscription or Fee PDF (USD 25)

• Studies of cation exchange in some soils of Central Trinidad

  H. Vine

  • Requires Subscription or Fee PDF (USD 25)

• Effect of lime and nitrogen application on citrus yields and on the downward movement of calcium and magnesium in a soil

  C.C. Weir

  • Requires Subscription or Fee PDF (USD 25)

• Efficiency of five phosphate fertilizer sources in soils with different phosphate fixing capacities

  F.V. Novoah, R. Nunez

  • Requires Subscription or Fee PDF (USD 25)

• Use and limitations of the North Carolina method to predict available phosphorus in some oxisols

  L.J. Cajuste, W.R. Kussow

  • Requires Subscription or Fee PDF (USD 25)

• Sulphur investigations in some West Indian soils

  I. Haque, D. Walmsley

  • Requires Subscription or Fee PDF (USD 25)

• Mechanism and extent of adsorption of urea by some Trinidad soils

  R.C. Dalal

  • Requires Subscription or Fee PDF (USD 25)

• Root room

  F. Hardy

  • Requires Subscription or Fee PDF (USD 25)

• Physical properties related to clay minerals in soils of the Caribbean

  B.P. Warkentin

  • Requires Subscription or Fee PDF (USD 25)

• Effects of filter-press mud on soil physical conditions in a sandy soil

  C.L. Paul

  • Requires Subscription or Fee PDF (USD 25)

• Factors influencing regeneration of natural vegetation on reformed Scotland District soils of Barbados

  B.W. Eavis, E.R. St. J. Cumberbatch, D.L. Medford

  • Requires Subscription or Fee PDF (USD 25)

• Use of large soil monoliths in the study of soil/ plant relationships

  J.C. Hudson

  • Requires Subscription or Fee PDF (USD 25)

• Soil erosion on three Tobago soils

  N. Ahmad, E. Breckner

  • Requires Subscription or Fee PDF (USD 25)

• Influence of mechanical forest clearing on soil conditions and the resulting effects on root growth

  R. Van Der Weert

  • Requires Subscription or Fee PDF (USD 25)

• Crop productivity as affected by depths of topsoil spread for reclaiming bauxite-mined lands in Jamaica

  G.W. Morgan

  • Requires Subscription or Fee PDF (USD 25)

• Fertilizer response of groundnuts (Arachis hypogaea) on two soils of Jamaica

  H.W. Payne

  • Requires Subscription or Fee PDF (USD 25)

• Quantitative and qualitative composition of the plant parasitic nematode population associated with tobacco in Trinidad

  N.D. Singh, K.M. Farrell

  • Requires Subscription or Fee PDF (USD 25)