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The effects of 3 different lime wastes at rates of 10-200 t/ha in combination with 45-220 kg superphosphate/ha on reclamation of acid mine spoil by (a...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
Chemical analyses of spoil from twenty sites showed a considerable range of variation in pyrite content and acid neutralizing capacity (calcium carbon...Read more
Growth of Trifolium repens in acidic colliery spoil (pH 2.5) was suppressed by >90% when agricultural ground calcitic limestone was applied at >...Read more
The effects of mycorrhizal infection on the growth of white clover were assessed, using gamma -irradiated soil of the Malham series amended with P fer...Read more
The upward flux of CO2 at the soil surface was calculated from the weight increase of soda lime granules exposed inside a glass tank covering 400 cm2 ...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
Roots collected from 3 contrasting types of permanent grassland in the Pennines were consistently infected by vesicular-arbuscular (VA) mycorrhizal fu...Read more
Fourteen grass swards which had been reclaimed from colliery spoil and urban clearance materials 1-7 years previously were dressed with nitrogen, phos...Read more
The effects of different grades of limestone, up to 2.4 mm diam., and incorporation depths of 15 and 25 cm, on growth of Lolium perenne cv. S23 was in...Read more