The use ofAzotobacter paspali N2-ASE (C2H2-reduction activity) to measure molybdenum deficiency in soils A. A. FrancoJ. R. R. PeresM. Nery OriginalPaper Pages: 1 - 11
Influence of soil temperature on niacin and thiamine in honey mesquite Conrad S. BrumleyRonald E. Sosebee OriginalPaper Pages: 13 - 23
Some aspects of relation between nitrogen metabolism inPisum sativum and mineral nutrition H. KleinH. J. Jäger OriginalPaper Pages: 25 - 35
Comparison of the short term phosphate uptake by plants to the decrease in resin extractable phosphate in a cropped soil P. L. WaterhouseS. W. Bille OriginalPaper Pages: 67 - 79
Nodulation of annual medicago by strains ofR. Meliloti in a commercial inoculant as influenced by soil phosphorus and pH George H. WagnerGhiath M. KassimStefan Martyniuk OriginalPaper Pages: 81 - 89
The effect of fire on soil humic substances Gustavo A. OrioliNéstor R. Curvetto OriginalPaper Pages: 91 - 98
Nitrification activities and the changes in the populations of nitrifying bacteria in soil perfused at two different H-ion concentrations S. U. Sarathchandra OriginalPaper Pages: 99 - 111
Yield response of tea (Camelia Sinensis) to fertilizer and irrigation in two locations of Iran A. A. Salardini OriginalPaper Pages: 113 - 123
Interaction effect of calcium and sulphur on the growth and nutrient composition of alfalfa (Medicago sativa L. pers.), using35S M. S. AulakhG. Dev OriginalPaper Pages: 125 - 134
Absorption d'aluminium par des racines de plantes entieres de feverole et de lupin jaune Gilles Guerrier OriginalPaper Pages: 135 - 144
Tolerance of wheat and pea to boron in irrigation water R. P. S. ChauhanS. L. Powar OriginalPaper Pages: 145 - 149
Zinc toxicity in corn as a result of a geochemical anomaly Judith A. RosenCarl S. PikeJacob Freedman OriginalPaper Pages: 151 - 159
Effects of nitrogen and sulphur fertilization on the digestibility and chemical composition of perennial ryegrass (Lolium perenne L.) K. M. GohK. K. Kee OriginalPaper Pages: 161 - 177
Effect of potassium nutrition of three tomato varieties on incidence of blossom-end rot R. T. Besford OriginalPaper Pages: 179 - 191
Ursachen der Chlorosen an Mandarinen (Citrus Reticulata Blanco) der Ägäischen region I. KovanciH. HakerlerlerW. Höfner OriginalPaper Pages: 193 - 205
Platinum uptake by horticultural crops James E. Pallas Jr.J. Bentom Jones Jr. Short Communication Pages: 207 - 212
A procedure for securing large and undisturbed soil cores for field simulation studies V. T. TadrosJ. W. McGarity Short Communication Pages: 213 - 219
Movement of iron and zinc applied as EDTA complexes in soil columns M. HochbergN. Lahav Short Communication Pages: 221 - 225
Mineral composition ofCuscuta nevadensis Johnston (dodder) in relationship to its hosts A. WallaceE. M. RomneyG. V. Alexander Short Communication Pages: 227 - 231
The pattern of deposition of air-borne salt of marine origin under a forest canopy Michael J. Potts Short Communication Pages: 233 - 236
Exudation of terpenoids by cotton roots R. E. HunterJ. M. HalloinW. W. Carter Short Communication Pages: 237 - 240
Effect of some biological factors on soil variability in the tropics B. T. Kang OriginalPaper Pages: 241 - 251
Effect of spray of the culture of a bacterium from the phyllosphere of water hyacinth (Eichornia crassipes mort solms) on the yield of paddy and wheat V. IswaranV. D. PatilAbhiswar Sen OriginalPaper Pages: 253 - 255
The effects of lime-pelleting and lime-superphosphate fertilizer on the growth of three annual legumes in an acid sandy soil Santos CorderoGraeme J. Blair OriginalPaper Pages: 257 - 268
Etude de L'influence de la Concentration Saline et du Rapport Sodium/Calcium du Milieu Nutritif sur la Sensibilite de la Tomate a la Fusariose Vasculaire J. -Y. StandaertH. MaraiteJ. A. Meyer OriginalPaper Pages: 269 - 286
Effect of silicon on manganese tolerance of bean plants (Phaseolus vulgaris L.) W. J. HorstH. Marschner OriginalPaper Pages: 287 - 303
An investigation of the anion-exchange resin method for soil phosphate extraction Erik Sibbesen OriginalPaper Pages: 305 - 321
The effect of growing alfalfa on subseouent cotton plant development and on nitrate formation in peat soil Y. LeshemI. Levin OriginalPaper Pages: 323 - 328
Absorption, distribution and binding of cadmium and zinc in irrigated rice plants P. DabinE. MarafanteC. Myttenaere OriginalPaper Pages: 329 - 341
Some effects of micronutrients and liming on the yield, quality and micronutrient status of tomatoes grown in peat C. J. GravesP. AdamsM. H. Adatia OriginalPaper Pages: 343 - 354
The relationship between pathogenic fungal metabolities (fusaric and picolinic acid), endogenous ethylene evolution and the development of ethylene-like symptoms David M. WilsonStanley J. KaysBud Etherton OriginalPaper Pages: 355 - 362
The quantity-intensity relations of potassium in soils from plots having nine fixed crop rotations for six years Bijay SinghK. N. SharmaD. S. Rana OriginalPaper Pages: 363 - 370
Effects of nitrate, ammonium and pH on the growth of conifer seedlings and their production of nitrate reductase William L. BiggT. W. Daniel OriginalPaper Pages: 371 - 385
The phosphorus efficiency of three annual legumes Graeme J. BlairSantos Cordero OriginalPaper Pages: 387 - 398
Effect of replacing nutrient potassium by sodium on uptake and distribution of sodium in tomato plants R. T. Besford OriginalPaper Pages: 399 - 409
A model experiment to study the influence of living plants on the accumulation of soil organic matter in pastures J. L. M. HuntjensR. A. J. M. Albers OriginalPaper Pages: 411 - 418
Using forage crops to reduce nitrate accumulation in hula peat soils I. LevinY. Leshem OriginalPaper Pages: 419 - 426
Effect of sodium in the nutrient medium on the incidence of potassium-deficiency symptoms in tomato plants R. T. Besford OriginalPaper Pages: 427 - 432
Nutrient content of throughfall and stemflow in fertilized and irrigatedPinus resinosa ait. Stands Harry W. YawneyAlbert L. LeafRaymond E. Leonard OriginalPaper Pages: 433 - 445
The rhizosphere microflora of wheat grown under controlled conditions I. The effect of soil fertility and urea leaf treatment on the rhizoplane microflora J. W. L. van Vuurde OriginalPaper Pages: 447 - 460
The rhizosphere microflora of wheat grown under controlled conditions II. Influence of the stage of growth of the plant, soil fertility and leaf treatment with urea on the rhizosphere soil microflora J. W. L. van VuurdeA. De Lange OriginalPaper Pages: 461 - 472
Effect of foliar application of urea on wheat growth in relation to plant age, soil fertility and light intensity J. W. L. van VuurdeA. E. G. Tonneyck Short Communication Pages: 473 - 477
Herbicidal influence on the uptake of phosphorus by paddy (Oryza sativa L.) and maize (Zea mays L.) R. K. RajooC. P. Ghonsikar Short Communication Pages: 479 - 484
Rhizosphere microflora ofCajanus cajan in relation to Fusarium wilt resistance G. S. MurthyD. J. Bagyaraj Short Communication Pages: 485 - 487
Iron deficiency in pasture species on coralline rubble soils R. C. Gutteridge Short Communication Pages: 489 - 492
Infestation of legume root nodules by a chloropidan larva S. K. Nair Short Communication Pages: 493 - 495
Analysis of iron in organic materials: an unrecognized problem of volatility J. R. EtheringtonM. S. Davies Short Communication Pages: 497 - 502
Copper and cobalt in African species ofAeolanthus Mart. (Plectranthinae, Labiatae) R. R. BrooksR. S. MorrisonF. Malaisse Short Communication Pages: 503 - 507
