Comparison of greenhouse and 32P isotopic laboratory methods for evaluating the agronomic effectiveness of natural and modified rock phosphates in some acid soils of Ghana E. Owusu-BennoahF. ZapataJ.C. Fardeau OriginalPaper Pages: 1 - 12
Evaluating the Effectiveness of Phosphate Fertilizers in some Venezuelan soils E. CasanovaA.M. SalasM. Toro OriginalPaper Pages: 13 - 20
Field evaluation of partially acidulated phosphate rocks in a Ferralsol from Cuba R. RodriguezJ. Herrera OriginalPaper Pages: 21 - 26
Rape genotypic differences in P uptake and utilization from phosphate rocks in an Andisol of Chile A. MontenegroF. Zapata OriginalPaper Pages: 27 - 33
The application of isotopic (32P and 15N) dilution techniques to evaluate the interactive effect of phosphate-solubilizing rhizobacteria, mycorrhizal fungi and Rhizobium to improve the agronomic efficiency of rock phosphate for legume crops J.M. BareaM. ToroR. Azcón OriginalPaper Pages: 35 - 42
Phosphorus availability from phosphate rock and sewage sludge as influenced by the addition of water soluble phosphate fertilizer F. ZapataA.R. Zaharah OriginalPaper Pages: 43 - 48
Does the Pi strip method allow assessment of the available soil P?: Comparison against the reference isotope method Martina AignerJean-Claude FardeauFelipe Zapata OriginalPaper Pages: 49 - 58
Evaluating and quantifying the liming potential of phosphate rocks F.J. Sikora OriginalPaper Pages: 59 - 67
Phosphorus fertility recapitalization of nutrient-depleted tropical acid soils with reactive phosphate rock: An assessment using the isotopic exchange technique Jean-Claude FardeauFelipe Zapata OriginalPaper Pages: 69 - 79
Long-term field evaluation of phosphate rock and superphosphate use strategies in acid soils of Hungary: Two comparative field trials T. NémethM. MagyarI. Németh OriginalPaper Pages: 81 - 89
Isotopic assessment of soil phosphorus fertility and evaluation of rock phosphates as phosphorus sources for plants in subtropical China L.M. XiongZ.G. ZhouR.K. Lu OriginalPaper Pages: 91 - 98