An examination of the soil washing technique by its application to several soils S. T. WilliamsD. ParkinsonN. A. Burges OriginalPaper Pages: 167 - 186
Mycorrhiza development of loblolly pine seedlings in relation to soil reaction and the supply of nitrate B. N. Richards OriginalPaper Pages: 187 - 199
Divalent cations and the permeability to Na of the root meristem ofZea Mays Raymond HandleyAbdel MetwallyRoy Overstreet OriginalPaper Pages: 200 - 206
Alteration of microbial activities, mineral nitrogen and free amino acid constituents of soils by physical treatment E. A. PaulC. M. Tu OriginalPaper Pages: 207 - 219
The population level of presumptive nitrosomonas and nitrobacter in some English soils H. BarkworthMary Bateson OriginalPaper Pages: 220 - 228
The relationship between glucose consumption byRhizobium spp. from some common cultivated legumes and their efficiencies K. G. GuptaA. Sen OriginalPaper Pages: 229 - 238
Distribution of fungi on living roots of certainGramineae and the effect of root decomposition on soil structure P. D. Gadgil OriginalPaper Pages: 239 - 259
Studies on the nutrition of the forage legumes S. B. WilsonE. G. Hallsworth OriginalPaper Pages: 260 - 279
The incidence, in soils and other habitats, of micro-organisms producing 2-ketogluconic acid D. M. WebleyR. B. Duff OriginalPaper Pages: 307 - 313
The supply of soluble phosphorus to the wheat plant from inorganic soil phosphorus A. N. Smith Short Communication Pages: 314 - 316