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Chronological changes in the physical composition of colliery waste were studied on nine tips of ages 0-178 years, in the Somerset Coalfield.Surface i...Read more
The iodine content of the top 15 cm of 132 soils formed from a variety of parent materials within the UK ranged from 0.5 to 98.2 mu g g-1 on a dry wei...Read more
Average summer sheep population densities in ewe units/ha at 56 sites in Snowdonia in 1957-68 were 4.99-10.65 on herb-rich Agrostis tenuis/Festuca ovi...Read more
Mineral nitrogen concentrations were greater in acid spoils (pH<5) than in limed or neutral spoils. In acid spoils, the predominant form was NH4-N....Read more
The effect of livestock on African rangelands has been a major focus of recent research, but little attention has been paid to the way livestock affec...Read more
The magnitude of drought and dieback was examined using the rainfall records for Queensland and historical records of dieback. Tree dieback was examin...Read more
A fire history (1980 to the present) developed for Kakadu National Park, derived mostly from manual interpretation of LANDSAT MultiSpectral Scanner (M...Read more
Limited information exists on approaches to effectively revegetate severely disturbed, barren, subgrade (unconsolidated parent material) serpentine su...Read more