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- Brazil
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- TropSoils : technical report 1985-1986, an other usaid supported study/document from 1987 PN-ABJ-588
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- Management of soil acidity, an other usaid supported study/document from 1987 PN-ABL-434
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- Comissao II - quimica e mineralogia do solo : efeitos de adicoes de alfafa e oxalato na mineralizacao de enxofre e na adsorcao de sulfato em latossolos dos cerrados, a journal article from 1987 PN-ABL-439
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- Morphology, mineralogy and genesis of a hydrosequence of oxisols in Brazil, a journal article from 1987 PN-ABL-441
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- TropSoils : administrative report, 1981-1986, a final contractor/grantee report from 1988 PN-ABB-903
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- Screening legume green manures as nitrogen sources to succeeding non-legume crops : I. The fallow soil method, a journal article from 1988 PN-ABL-436
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- Screening legume green manures as nitrogen sources to succeeding non-legume crops : II. Incubation in laboratory, a journal article from 1988 PN-ABL-437
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- Administrative management review of the soil management collaborative research support program, a special evaluation from 1988 XD-ABC-510-A
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- Calcium and sulfate retention by two oxisols of the Brazilian Cerrado, a journal article from 1989 PN-ABJ-995
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- Comparison of the titration and ion adsorption methods for surface charge measurement in oxisols, a journal article from 1989 PN-ABK-004
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- Possibilities and constraints for crop production on acid sandy soils (quartz sands) in Brazil, a conference proceedings/paper from 1989 PN-ABL-440
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- Evaluation of N recovery from mucuna placed on the surface or incorporated in a Brazilian oxisol, a journal article from 1990 PN-ABG-521
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- Brazil
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- Estimating nitrogen mineralization in a `cerrado' dark - red latosol by laboratory incubation, and the effect of soil sample disturbance, a journal article from 1990 PN-ABL-438
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- CRSP - soil management, 10/17-21/89, an evaluation summary from 1991 PD-ABC-510
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- Physical constraints to root growth in savanna oxisols, a journal article from 1991 PN-ABH-281
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- Prediction of long-term fertilizer nitrogen requirements of maize in the tropics using a nitrogen balance model, a journal article from 1992 PN-ABL-709
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- Nitrate sorption in the profile of an acid soil, a journal article from 1992 PN-ABP-416
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- Evaluation of the nitrogen submodel of CERES - maize following legume green manure incorporation, a journal article from 1993 PN-ABQ-150
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- Cation and nitrate leaching in an oxisol of the Brazilian Amazon, a journal article from 1993 PN-ABQ-816
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- Amelioration of subsoil acidity in an oxisol of the humid tropics, a journal article from 1993 PN-ABQ-817
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- Bibliography of technical publications from the soil management collaborative research support program, 1981-1992, a bibliography/literature review from 1994 PN-ABQ-913
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- Annual progress report : decision aids for integrated soil nutrient management (IntDSS) -- February 11, 1999-February 10, 2000, an annual report from 2000 PD-ACF-643
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