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With the aid of aerial photographs, a survey of the geology, soils, vegetation and land use and an assessment of land capability were made. Erosion is...
Read moreT. repens plants from 5 populations from calcareous soils and 5 populations from acid soils were grown in sand cultures with varying levels of Ca, Mg ...
Read moreThe Cu or Zn tolerance of populations of Agrostis tenuis[Agrostis capillaris], A. stolonifera, Festuca rubra, F. ovina and Anthoxanthum odoratum from ...
Read moreIf the "root absorbing power" (α) for a nutrient is given by the flux across the root surface divided by a concentration in solution at the root surfa...
Read moreA classification system for the land-use survey to be conducted as a basis for management planning in the Luangwa Valley is described. The classificat...
Read moreIn 2 glasshouse experiments, one in summer, the other in winter, Helxine soleirolii growing in John Innes No. 1 potting compost was either irrigated s...
Read moreThe trees Nothofagus fusca and Wienmannia racemosa and the shrubs Coprosma australis and Quintinia acutifolia were found to have an α activity and U c...
Read moreThe following is substantially the authors' summary. To provide means of predicting with precision the duration of the puparial stage of Glossina mors...
Read moreThe following is substantially the authors' summary. Investigations on the diurnal activity and seasonal distribution of Glossina morsitans orientalis...
Read moreClimax grassland consisting mainly of Trachypogon spicatus, Tristachya hispida, Elyonurus argenteus, Digit-aria tricholaenoides and Heteropogon contor...
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