Parliamentary Papers, Nide 9H.M. Stationery Office, 1957 |
Kirjan sisältä
Tulokset 1 - 3 kokonaismäärästä 96
Sivu 33
... soil and the intensity of drying prior to wetting . These observations have revealed a principle of fundamental importance in humus decomposition and soil fertility as affected by climate , soil , burning , ploughing , fallow , etc. It ...
... soil and the intensity of drying prior to wetting . These observations have revealed a principle of fundamental importance in humus decomposition and soil fertility as affected by climate , soil , burning , ploughing , fallow , etc. It ...
Sivu 57
... soils and 1,462 of plant material , involving 22,000 separate determinations . These figures do not include several thousand spectrographic determinations . Soil and Land - use Surveys 182. Jamaica during the year the soil survey has ...
... soils and 1,462 of plant material , involving 22,000 separate determinations . These figures do not include several thousand spectrographic determinations . Soil and Land - use Surveys 182. Jamaica during the year the soil survey has ...
Sivu 253
... soils suggests that the theoretical method of estimating the moisture distribution under roads from the suction properties of the soil and the position of the water table , as developed at the Road Research Laboratory for use in Great ...
... soils suggests that the theoretical method of estimating the moisture distribution under roads from the suction properties of the soil and the position of the water table , as developed at the Road Research Laboratory for use in Great ...
Sisältö
INTRODUCTORY | 6 |
Actual issues in respect of Research Schemes 19401957 | 18 |
CONTENTS | 140 |
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