1. Structure of the plant stem in relation to adventitious rooting;Beakbane;Nature,1961
2. Etiolation and the rooting of cuttings;Frolich,1961
3. Etiolation as a method of rooting apple variety stem cuttings;Gardner,1937
4. The effect of etiolation upon rooting of cuttings;Herman,1963
5. The effect of shading rhododendron stock plants on flowering and rooting;Johnson;J. Amer. Soc. hort. Sci.,1971