Simulation of nitrogen mineralization and transport in loess-parabrownearthes: Plot experiments J. RichterA. NuskeJ. Wehrmann OriginalPaper Pages: 329 - 337
Forest-floor nitrogen dynamics in a 60-year-old paper birch ecosystem in interior Alaska Keith Van CleveRobert White OriginalPaper Pages: 359 - 381
Reaction of labelled65ZnCl2,65ZnEDTA and65ZnDTPA with different clay-systems and some alluvial Egyptian soils I. H. Elsokkary OriginalPaper Pages: 383 - 393
Nitrate reductase activity of nonmycorrhizal Douglas-fir rootlets and of some associated mycorrhizal fungi Iwan HoJames M. Trappe OriginalPaper Pages: 395 - 398
Differential foliar responses of northern hardwoods to fertilization R. LeaW. C. TiersonA. L. Leaf OriginalPaper Pages: 419 - 439
Effect of urea placement on leaching losses of nitrogen from flooded rice soils P. L. G. VlekB. H. ByrnesE. T. Craswell OriginalPaper Pages: 441 - 449
Manganous oxide as a seed-pellet additive for controlling manganese deficiency in sugar-beet seedlings R. F. Farley OriginalPaper Pages: 451 - 459
Chemical composition of five deciduous tree species in four-year-old, closely spaced plantations Robert F. WittwerMark J. Immel OriginalPaper Pages: 461 - 467
Aflatoxin contamination caused by natural fungal infection of preharvest corn E. B. LillehojW. F. KwolekL. M. Josephson OriginalPaper Pages: 469 - 475
Effect of concentration of boron on the uptake and yield of tomato and wheat at different levels of irrigation K. L. GulatiM. C. OswalK. K. Nagpaul Short Communications Pages: 479 - 484
Effects of humic and fulvic acids on growth of tobacco V. A. MylonasC. B. McCants Short Communications Pages: 485 - 490
Studies on uptake of heavy metals by the Scandinavian ‘Kisplanten’Lychnis alpina andSilene dioica R. R. BrooksH. M. Crooks Short Communications Pages: 491 - 496
