Decreases over seven years in subsoil nitrate in a Vertisol with grain sorghum and grass J. StandleyG. A. ThomasSuzanne Berthelsen OriginalPaper Pages: 1 - 6
Aluminum-mycorrhizal interactions in the physiology of pitch pine seedlings Jonathan R. CummingLeonard H. Weinstein OriginalPaper Pages: 7 - 18
Effect of nickel deficiency on soluble anion, amino acid, and nitrogen levels in barley Patrick H. BrownRoss M. WelchJames T. Madison OriginalPaper Pages: 19 - 27
Nitrogen fertigation of flue-cured tobacco in a Mediterranean environment P. I. OrphanosC. Metochis OriginalPaper Pages: 29 - 37
Response of lupins (Lupinus angustifolius L.) and peas (Pisum sativum L.) to Fe deficiency induced by low concentrations of Fe in solution or by addition of HCO3 - P. F. WhiteA. D. Robson OriginalPaper Pages: 39 - 47
Nodulation of Trifolium repens with modified Bradyrhizobium and the nodulation of Parasponia with Rhizobium leguminosarum biovar trifolii M. J. TrinickP. A. Hadobas OriginalPaper Pages: 49 - 61
Comparative study on the uptake of strontium-85 from nutrient solutions and potted soils by lettuce J. F. LembrechtsJ. H. van GinkelG. M. Desmet OriginalPaper Pages: 63 - 69
The effect of silicon on the growth of Prosopis juliflora growing in saline soil M. BradburyR. Ahmad OriginalPaper Pages: 71 - 74
Factors influencing population dynamics of Macrophomina phaseolina in arid soils Satish LodhaB. K. MathurK. R. Solanki OriginalPaper Pages: 75 - 80
Nitrogen fixation and growth of soybean as influenced by varying the methods of inoculation with Bradyrhizobium japonicum S. K. A. DansoJ. KapuyaG. Hardarson OriginalPaper Pages: 81 - 86
Assessment of potential sources of error in nitrogen fixation measurements by the nitrogen-15 isotope dilution technique S. K. A. DansoK. S. Kumarasinghe OriginalPaper Pages: 87 - 93
Nitrification and nitrate uptake: Leaching balance in a declined forest ecosystem in eastern France Thierry BecquerDenis MerletFrancis Gras OriginalPaper Pages: 95 - 107
Ammonia volatilization from cattle slurry following surface application to grassland R. B. ThompsonB. F. PainD. R. Lockyer OriginalPaper Pages: 109 - 117
Ammonia volatilization from cattle slurry following surface application to grassland R. B. ThompsonB. F. PainY. J. Rees OriginalPaper Pages: 119 - 128
Conversion of 15N-ammonium in forest soils A. J. M. StamsI. J. Lutke SchipholtJ. R. W. Woittiez OriginalPaper Pages: 129 - 134
Investigation of nitrification in forest soils with soil percolation columns A. J. M. StamsE. C. L. Marnette OriginalPaper Pages: 135 - 141
Nitrate accumulation in leaves of vegetation of a forested ecosystem receiving high amounts of atmospheric ammonium sulfate A. J. M. StamsI. J. Lutke Schipholt Short Communication Pages: 143 - 145
Use of lignite slurry as inoculating medium for vesicular arbuscular mycorrhiza in chinese potato (Coleus parviflorus) V. P. Potty Short Communication Pages: 146 - 148
Identification of nitrogen-fixing enterobacteria from living Sassafras (Atherosperma moschatum Labill.) trees M. A. Line Short Communication Pages: 149 - 152
Effect of soil solarization on nodulation, infection by mycorrhizal fungi and yield of cowpea S. K. NairC. K. PeethambaranK. I. Wilson Short Communication Pages: 153 - 154
Counting error in the line-intercept method of measuring root length William L. BlandMark A. Mesarch Short Communication Pages: 155 - 157