Al-Kinany, A. (1981) “Effect of Auxins on Root formation in the Vegetative Propagation of <I>Populus alba, Populus tremula, Picea abies</I> and <I>Juniperus Communis</I>”;, Indian Forester, 107(9), pp. 537–550. doi: 10.36808/if/1981/v107i9/11072.