I. J. Craib

发表

Some Aspects of Soil Moisture in the Forest

I. J. Craib, 1929 .

THE SILVICULTURE OF EXOTIC CONIFERS IN SOUTH AFRICA

I. J. Craib, 1947 .

Thinning, pruning and management studies on the main exotic conifers grown in South Africa

I. J. Craib, 1939 .