Constricted growth of grass roots through rigid pores D. ScholefieldD. M. Hall OriginalPaper Pages: 153 - 162
Response of potatoes to N fertilizer: Quantitative relations for components of growth D. J. GreenwoodJ. J. NeetesonAnn Draycott OriginalPaper Pages: 163 - 183
Response of potatoes to N fertilizer: Dynamic model D. J. GreenwoodJ. J. NeetesonAnn Draycott OriginalPaper Pages: 185 - 203
Grapevine root system and VA mycorrhizae in some soils of Piedmont (Italy) P. NappiR. JodiceL. Corino OriginalPaper Pages: 205 - 210
14C-glucose utilization byRhizobium lupini bacteroids W. L. KretovichV. I. RomanovN. G. Fedulova OriginalPaper Pages: 211 - 217
Salt effects on urea hydrolysis and nitrification during leaching through laboratory soil columns Vinod KumarR. J. Wagenet OriginalPaper Pages: 219 - 227
Relationships between root permeability to water, leaf conductance and transpiration rate in sunflower (Helianthus annuus L.) cultivars Luis F. HernandezGustavo A. Orioli OriginalPaper Pages: 229 - 235
Non-destructive measurement of wheat roots in large undisturbed and repacked clay soil cores W. S. MeyerH. D. Barrs OriginalPaper Pages: 237 - 247
The effect of moisture stress on stolon and adventitious root development in white clover (Trifolium repens L.) C. A. StevensonA. S. Laidlaw OriginalPaper Pages: 249 - 257
Transformation of rock phosphate during composting and the effect of humic acid K. C. BangarK. S. YadavM. M. Mishra OriginalPaper Pages: 259 - 266
Alleu cropping sequentially cropped maize and cowpea with Leucaena on a sandy soil in Southern Nigeria B. T. KangH. GrimmeT. L. Lawson OriginalPaper Pages: 267 - 277
Effect of exchangeable sodium percentage and presubmergence on yield and nutrition of rice under field conditions Anand Swarup OriginalPaper Pages: 279 - 288
A root observation and sampling chamber (rhizotron) for pot studies B. R. JamesR. J. BartlettJ. F. Amadon Short Communication Pages: 291 - 293
The effect of bulk application of lime under two tillage depths on soil pH and crop yield K. B. AdeoyeL. Singh Short Communication Pages: 295 - 297
Water relations of differentially salinized ash-tree in view of the effect of a protective nutrient solution S. LeonardiW. Flückiger Short Communication Pages: 299 - 304