Potassium influx and efflux of 2,4-D- and MCPA-treated rice plants F. ZsoldosE. Haunold OriginalPaper Pages: 219 - 228
The phytiatric influence of treatments with cation exchangers in a soil, contaminated with heavy metals, on the growth and the mineral composition ofZea mays L. andPhaseolus vulgaris L. G. JansenC. van Assche OriginalPaper Pages: 229 - 249
Symbiotic effectiveness of phage-resistant mutants of two strains of Lotus rhizobia J. J. Patel OriginalPaper Pages: 251 - 257
Influence of straw and CO2 on N2-fixation and yield of field-grown soybeans K. ShivashankarK. Vlassak OriginalPaper Pages: 259 - 266
Influence of film mulches and soil pesticides on root diseases and populations of soil-borne fungi in vegetables Donald R. SumnerA. W. JohnsonR. B. Chalfant OriginalPaper Pages: 267 - 283
Evaluation of phosphorus in forest soils: Comparison of phosphorus uptake, extraction method and soil properties O. KadebaJ. R. Boyle OriginalPaper Pages: 285 - 297
Two simple volumetric methods for respiration measurements with oxygen supply to the sample J. Gloser OriginalPaper Pages: 299 - 304
Effect of water stress on subsequent uptake of chloride by wheat plants A. M. AlstonM. H. Miller OriginalPaper Pages: 305 - 315
Nitrogen and carbon mineralization during incubation of two Bangladesh soils in relation to temperature M. S. ChoudhuryA. H. Cornfield OriginalPaper Pages: 317 - 321
The effect of phosphate withdrawal by plant and by an anion-exchange resin on the phosphate potential of a soil M. A. ElrashidiS. Larsen OriginalPaper Pages: 323 - 331
Uptake and transport of cadmium by perennial ryegrass from flowing solution culture with a constant concentration of cadmium S. C. JarvisL. H. P. Jones OriginalPaper Pages: 333 - 342
Iron deficiency in pea plants effect on catalase, peroxidase, chlorophyll and proteins of leaves L. A. Del RioM. GomezJ. Lopez Gorge OriginalPaper Pages: 343 - 353
Studies on soil fungistasis: Effect of certain physical and biological factors R. R. MishraK. K. Pandey OriginalPaper Pages: 355 - 366
The effect of potassium and nitrogen on ionic relations and organic acid accumulation inPanicum maximum var.trichoglume F. W. Smith OriginalPaper Pages: 367 - 379
Simulation der winterlichen Nitratverlagerung in Böden J. RichterH. C. ScharpfJ. Wehrmann OriginalPaper Pages: 381 - 393
Critical levels of twenty potentially toxic elements in young spring barley R. D. DavisP. H. T. BeckettE. Wollan OriginalPaper Pages: 395 - 408
Effect of iron and manganese on65Zn absorption and translocation in soybean seedlings K. R. ReddyM. C. SaxenaU. R. Pal OriginalPaper Pages: 409 - 415
Extraction of phosphorus from the major soils of Cyprus with water or bicarbonate P. I. Orphanos Short Communication Pages: 417 - 420
Some effects of increased atmospheric carbon dioxide on white clover (Trifolium repens) and pea (Pisum sativum) C. L. MastersonMarie T. Sherwood Short Communication Pages: 421 - 426
A relationship between premature sprouting on the cob and the molybdenum and nitrogen status of maize grain P. D. Tanner Short Communication Pages: 427 - 432
Effect of mycorrhizal status of avocado seedlings on root rot caused byPhytophthora cinnamomi R. MataréM. J. Hattingh Short Communication Pages: 433 - 435
Effect of different levels of gypsum application on soil characteristics and growth and yield of rice (Oryza sativa L.) H. N. ShahiM. S. MaskinaP. S. Gill Short Communication Pages: 437 - 442
Effect of root temperature on floral morphology in cowpea (Vigna unguiculata (L.) Walp.) cv K 2809 K. A. StewartR. J. Summerfield Short Communication Pages: 443 - 448