Factors associated with detrimental effects of rhizobacteria on plant growth S. Alström OriginalPaper Pages: 3 - 9
Bacterization of peanut withPseudomonas fluorescens for biological control ofRhizoctonia solani and for enhanced yield S. SavithiryS. S. Gnanamanickam OriginalPaper Pages: 11 - 15
Seasonal and diurnal variation in nitrate reductase activity of cowpeas E. G. RhodenL. I. CroyG. Doolittle OriginalPaper Pages: 17 - 19
Field calibration of liming responses of four crops using soil pH, Al and Mn Faul B. HoytMarvin Nyborg OriginalPaper Pages: 21 - 25
Carbon isotopic fractionation in subtropical brazilian grassland soils. Comparison with tropical forest soils B. VolkoffC. C. Cerri OriginalPaper Pages: 27 - 31
Anaerobic metabolism enzymes as markers of flooding stress in maize seeds T. T. VantoaiN. R. FauseyM. B. McDonald Jr OriginalPaper Pages: 33 - 39
Influence of Azolla management on the growth, yield of rice and soil fertility A. L. SinghP. K. Singh OriginalPaper Pages: 41 - 47
Influence of Azolla management on the growth, yield of rice and soil fertility A. L. SinghP. K. Singh OriginalPaper Pages: 49 - 54
Effect of salinity on soluble protein, free amino acids and nicotine contents inNicotiana rustica L. R. M. CusidoJ. PalazonC. Morales OriginalPaper Pages: 55 - 60
Tiller expansion and retranslocation of previously absorbed nitrogen among main stems, tillers and roots of two barley cultivars Harald PerbyPaul Jensén OriginalPaper Pages: 61 - 64
Accumulation of heavy metals in the metal-tolerant fern,Athyrium yokoscense, growing on various environments H. NishizonoS. SuzukiF. Ishii OriginalPaper Pages: 65 - 70
Mineralization of nitrogen from15N labelled fungi, soil microbial biomass and roots and its uptake by barley plants Johan SchnürerThomas Rosswall OriginalPaper Pages: 71 - 78
Value of cane trash in nitrogen nutrition of sugarcane K. F. NG Kee KwongJ. DevilleV. Riviere OriginalPaper Pages: 79 - 83
Effect of ionic Al in culture solutions on the growth ofArnica montana L. andDeschampsia flexuosa (L.) Trin. D. M. Pegtel OriginalPaper Pages: 85 - 92
Effect of light intensity on NH 4 + tolerance in tomato plants P. ZornozaO. CarpenaJ. Peñalosa OriginalPaper Pages: 93 - 97
Nutrient export by leaching and whole-tree harvesting in a loblolly pine and mixed oak forest D. W. JohnsonD. E. Todd OriginalPaper Pages: 99 - 109
Determination of residues of carbetamide and its derivatives in the soil and in field-grown lettuce J. RouchaudP. RoucourtH. Maraite Short Communications Pages: 111 - 113
Root regeneration as an indicator of aluminium toxicity in loblolly pine David J. PaganelliJohn R. SeilerPeter P. Feret Short Communications Pages: 115 - 118
A microcomputer method for continuous measurement, recording and control of ion activity during nitrate uptake byLolium perenne P. J. GoodmanJanet WilliamsT. E. Williams Short Communications Pages: 119 - 121
Root activity of rice as influenced by urea-insecticide combinations by a32P-absorption technique M. Abdul SalamS. Subramaniam Short Communications Pages: 123 - 126
Composition ofAzospirillum species associated with wetland rice plant grown in different soils J. K. LadhaR. B. SoI. Watanabe Short Communications Pages: 127 - 129
Uptake of nutrients by rice under rice-cum-fish culture in intermediate deep water situation (upto 50-cm water depth) M. M. PandaB. C. GhoshD. P. Sinhababu Short Communications Pages: 131 - 132
Competition for N and P between wheat and wild oats (Avena sterilis L.) according to the proximity of their time of emergence R. Gonzalez Ponce Short Communications Pages: 133 - 136
Dissolved organic nitrogen and nitrate in an acid forest soil P. A. StevensC. P. Wannop Short Communications Pages: 137 - 139
A fertigation system for experimental purposes I. PapadopoulosG. Eliades Short Communications Pages: 141 - 143
In situ nitrate reductase activity as an indicator of nitrate availability L. PassamaA. GojonL. Salsac Short Communications Pages: 145 - 148
