Translocation of phosphorus-32 into wilting and healthy fruits of cacao (Theobroma Cacao) R. NicholsD. Walmsley OriginalPaper Pages: 149 - 160
A Sr-90 survey in the netherlands presenting a relation between the contamination of soil and grass P. PoelstraM. J. FrisselA. C. Schuffelen OriginalPaper Pages: 171 - 180
Die Aufnahme von Kohlendioxid durch Pflanzenwurzeln H. KickD. SauerbeckF. Führ OriginalPaper Pages: 181 - 191
Plant growth and mineral content as related to varying bicarbonate ion levels in irrigation water M. A. Abdel SalamS. A. SabetA. A. Harga OriginalPaper Pages: 192 - 202
Nitrogen fixation and mycorrhiza in podocarpus root nodules J. H. Becking OriginalPaper Pages: 213 - 226
Zur mikrobiologischen Luftstickstoffbindung in Buchenstreu und Buchenmull R. Hüser OriginalPaper Pages: 236 - 246
Untersuchungen zur N2-Binding bei der Verrottung von Waldgräserwurzeln unter Mikroaeroben Bedingungen H. J. Dubber OriginalPaper Pages: 247 - 257
Effects of Ca++ on plant sensitivity to high NaCl concentrations S. Z. HyderH. Greenway Short Communication Pages: 258 - 260
Determination of potentially available nitrogen in soils — A rapid procedure Rajendra Prasad Short Communication Pages: 261 - 264
Decomposition of grass litters in three kinds of soil B. C. Barratt Short Communication Pages: 265 - 269
Electrical A. C. resistance and capacitance of Zea Mays L John M. Walker Short Communication Pages: 270 - 274