Soil receptiveness to VA mycorrhizal association: Concept and method P. DuvertR. PerrinC. Plenchette OriginalPaper Pages: 1 - 6
The effect of VA mycorrhizal fungi, phosphorus and drought stress on the growth of Acacia nilotica and Leucaena leucocephala seedlings A. MichelsenS. Rosendahl OriginalPaper Pages: 7 - 13
Interaction between aluminium and phosphorus in sorghum plants Kezheng TanWillem G. Keltjens OriginalPaper Pages: 15 - 23
Interaction between aluminium and phosphorus in sorghum plants Kezheng TanWillem G. Keltjens OriginalPaper Pages: 25 - 32
Effects of N and P nutrition on spike development in spring wheat H. NersonM. EdelsteinM. J. Pinthus OriginalPaper Pages: 33 - 37
Trajectory of the nodal roots of maize in fields with low mechanical constraints Francois TardieuSylvain Pellerin OriginalPaper Pages: 39 - 45
Germination salt resistance of alfalfa (Medicago sativa L.) germplasm in relation to subspecies and centers of diversity M. D. RumbaughB. M. Pendery OriginalPaper Pages: 47 - 51
Effects of forest clearing and succession on the carbon and nitrogen content of soils in Puerto Rico and US Virgin Islands Sandra BrownAriel E. Lugo OriginalPaper Pages: 53 - 64
Response over two growing seasons of a Sitka spruce stand to 15N-urea fertilizer Sharon C. HulmKenneth Killham OriginalPaper Pages: 65 - 72
Influence of aluminum on in vitro formation of Pinus caribaea mycorrhizae M. C. M. KasuyaR. M. C. MuchovejJ. J. Muchovej OriginalPaper Pages: 73 - 77
Decomposition of cellulose, soil organic matter and plant litter in a temperate grassland soil D. W. HopkinsD. M. IbrahimR. S. Shiel OriginalPaper Pages: 79 - 85
Selection of balancing ions for nutritional studies in nutrient culture experiments G. J. DaviesA. L. CowieR. S. Jessop OriginalPaper Pages: 87 - 90
Evaluation of N recovery from mucuna placed on the surface or incorporated in a Brazilian oxisol F. J. S. A. CostaD. R. BouldinA. R. Suhet OriginalPaper Pages: 91 - 96
Field measurement of nitrogen mineralization using soil core incubation and acetylene inhibition of nitrification D. J. HatchS. C. JarvisLois Philipps OriginalPaper Pages: 97 - 107
Biological control of bacterial wilt caused by Pseudomonas solanacearum in India with antagonistic bacteria C. S. AnurathaS. S. Gnanamanickam OriginalPaper Pages: 109 - 116
Symbiotic effectiveness of Bradyrhizobium strains isolated from Parasponia and tropical legumes on Parasponia host species M. J. TrinickP. A. Hadobas OriginalPaper Pages: 117 - 126
Nitrogen fertilization effects on dinitrogen fixation as influenced by legume species and proportion in legume-grass mixtures in Uruguay A. P. MallarinoW. F. Wedin OriginalPaper Pages: 127 - 135
Seasonal distribution of topsoil ammonium and nitrate under legume-grass and grass swards A. P. MallarinoW. F. Wedin Short Communication Pages: 137 - 140
Incidence of Gaeumannomyces graminis var. tritici and K deficiency increase rhizospheric denitrification K. PradeG. Trolldenier Short Communication Pages: 141 - 142
Phenolic substances as allelopathic agents arising during the degradation of rye (Secale cereale) tissues D. Wójcik-WojtkowiakB. PolityckaJ. Perkowski Short Communication Pages: 143 - 147