Characteristics of rhizobia isolated from three legumes indigenous to the Canadian high arctic:Astragalus alpinus, Oxytropis maydelliana, andOxytropis arctobia Danielle PrévostL. M. BordeleauH. Antoun OriginalPaper Pages: 313 - 324
Increased growth response of plants induced by rhizobacteria antagonistic to soilborne pathogenic fungi Y. EladI. ChetR. Baker OriginalPaper Pages: 325 - 330
Evaluation of a soil test method and plant analysis for determing the sulphur status of alluvial soils K. N. BansalA. R. Pal OriginalPaper Pages: 331 - 336
Use of chitin for controlling plant plant-parasitic nematodes Y. SpiegelI. ChetE. Cohn OriginalPaper Pages: 337 - 345
Etude par le δ15N de l'influence du potassium sur la fixation symbiotique de l'azote chezTrifolium pratense A. ChalametJ. M. AudergonA. M. Domenach OriginalPaper Pages: 347 - 352
Sensitivity of red clover rhizobia to soil acidity factors in pure culture and in symbiosis Kristina LindströmHeli Myllyniemi OriginalPaper Pages: 353 - 362
Nutrient variation in forest soil samples due to time of sampling and method of storage Y. Lundell OriginalPaper Pages: 363 - 375
Response of plants to calcium concentration in flowing solution culture with chloride or sulphate as the counter-ion A. K. M. S. IslamC. J. AsherD. G. Edwards OriginalPaper Pages: 377 - 395
Effects of VA mycorrhiza on yield and harvest index of field-grown pea I. Jakobsen OriginalPaper Pages: 407 - 415
Wheat and soil bromide dynamics after fumigation with methyl bromide in a mediterranean climate A. FransiR. PonsC. Bertran Short Communications Pages: 417 - 424
Nitrogen-fixing (acetylene-reducing) bacteria associated with ectomycorrhizae of Douglas-fir C. Y. LiL. L. Hung Short Communications Pages: 425 - 428
Plant-water relations in wheat as influenced by root pruning R. B. Sharma Short Communications Pages: 429 - 432
Yield reductions in winter barley grown on a range of soils and exposed to simulated acid rain T. W. AshendenShirley Bell Short Communications Pages: 433 - 437
Incidence and pathogenicity ofFomes lignosus (Klotzch) bres. onTriplochiton scleroxylon K. Schum E. R. BeghoE. J. A. Ekpo Short Communications Pages: 439 - 442
Effect of soil type on the damping-off of tomato seedlings caused bySclerotium rolfsii in the Nigerian savanna R. Chima Wokocha Short Communications Pages: 443 - 444