D. Ratcliffe

Adaptation to Habitat in a Group of Annual Plants

D. Ratcliffe, 1961 .

The Effect of Nutrient Medium Composition on the Growth Cycle of Catharanthus roseus G. Don Cells Grown in Batch Culture

H. Street, D. Ratcliffe, J. Maccarthy, 1980 .

AN ECOLOGICAL ACCOUNT OF ATLANTIC BRYOPHYTES IN THE BRITISH ISLES

D. Ratcliffe, 1968 .

The Habitat of Koenigia Islandica L. in Scotland

D. Ratcliffe, 1959 .