Horizontal resistance in some clones of Populus spp. to Melampsora larici populina Kleb.

by Heather, W.A., Forstliche Bundesversuchsanstalt, Vienna (Austria) oth, International Poplar Commission. Working Party on Poplar Diseases. Meeting eng 28-31 Aug 1978 20 Vienna (Austria), Sharma, J.K., Miller, A (Australian National Univ., Canberra (Australia). Dept. of Forestry)
Published 1979