Water stress effects on leaf elongation, leaf water potential, transpiration, and nutrient uptake of rice, maize, and soybean V. C. TanguiligE. B. YambaoS. K. De Datta OriginalPaper Pages: 155 - 168
Ionic balance, proton efflux, nitrate reductase activity and growth ofHippophaë rhamnoides L. ssp.rhamnoides as influenced by combined-N nutrition or N2 fixation S. R. TroelstraT. BlacquièreC. Van Dijk OriginalPaper Pages: 169 - 183
Characteristics of aSerratia plymuthica isolate from plant rhizospheres Sadhna AlströmBerndt Gerhardson OriginalPaper Pages: 185 - 189
Heavy metal contents of vegetable crops treated with refuse compost and sewage sludge L. M. ChuM. H. Wong OriginalPaper Pages: 191 - 197
Effects of switches in nutrient levels during the life cycle of spring wheat B. BengtssonL. ErdeiA. Kylin OriginalPaper Pages: 199 - 204
Model of ammonia volatilization from calcareous soils Zhenia FleisherA. KenigJ. Hagin OriginalPaper Pages: 205 - 212
Infection by the VA-mycorrhizal fungusGlomus caledonium inHedysarum coronarium as influenced by host plant and P content of soil Lucia LioiManuela Giovannetti OriginalPaper Pages: 213 - 219
Effect of inoculation withKlebsiella oxytoca andEnterobacter cloacae on dinitrogen fixation by rice-bacteria associations T. FujiiYi-De HuangR. A. Dixon OriginalPaper Pages: 221 - 226
Stimulation ofBradyrhizobium japonicum by allelochemicals from green plants M. A. B. MallikK. Tesfai OriginalPaper Pages: 227 - 231
Dinitrogen fixation (C2H2 reduction) by bacterial strains at various temperatures D. K. JainD. BeyerR. J. Rennie OriginalPaper Pages: 233 - 237
A comparative study of ammonium toxicity at different constatn pH of the nutrient solution G. R. Findenegg OriginalPaper Pages: 239 - 243
The response of two rice cultivars to external Na/Ca ratio C. M. GrieveH. Fujiyama OriginalPaper Pages: 245 - 250
The effect of soil aggregate size on early shoot and root growth of maize (Zea mays L.) R. G. DonaldB. D. KayM. H. Miller OriginalPaper Pages: 251 - 259
The influence of zinc and sulphur deficiency on oil-filling in peanut (Arachis hypogaea L.) kernels P. S. SukhijaV. RandhawaS. K. Munshi OriginalPaper Pages: 261 - 267
The effect of grass maturing and root decay on N2O production in soil Hanne BeckSøren Christensen Short Communications Pages: 269 - 273
In vitro nodulation of micropropagated plants ofLeucaena leucocephala byRhizobium Vibha DhawanSant S. Bhojwani Short Communications Pages: 274 - 276
Improved methods of estimating root length using a photocopier, a light box and a bar code reader P. R. CollinsP. J. GregoryB. Lancashire Short Communications Pages: 277 - 280
A comparison of microbially and chemically reducible iron in three soils A. JugsujindaR. D. DelauneW. H. Patrick Jr. Short Communications Pages: 281 - 284
A technique to measure the components of root water potential using screen-caged thermocouple psychrometers D. M. Oosterhuis Short Communications Pages: 285 - 288
Intermittent wetting of soils at high temperature reduces survival of the take-all fungus P. J. CotterillK. Sivasithamparam Short Communications Pages: 289 - 291
Toxicity ofParthenium hysterophorus extracts toChlorella vulgaris andSynechococcus elongatus M. MegharajA. Prabhakara RaoA. S. Rao Short Communications Pages: 292 - 294
Influence of plant genotype on mycorrhizal infection: Response of three pea cultivars V. EstaúnC. CalvetD. S. Hayman Short Communications Pages: 295 - 298