R. H. M. Langer

Growth of lucerne following defoliation

John M. Keoghan, R. Langer, R. H. M. Langer, 1970 .

How grasses grow

R. Langer, R. H. M. Langer, 1980 .

A study of New Zealand wheats. III. Effects of soil moisture stress at different stages of development.

R. Langer, R. H. M. Langer, A. Ampong, 1970 .