A method for comparing cost and productivity of aerial spray delivery /

Mode of access: Internet.

Wood residue : productivity improvement report : challenge, opportunity, risk, value.

Cover title.

Increasing productivity of multipurpose tree species : a blueprint for action : IUFRO Planning Workshop for Asia, 16-28 July 1984, Kandy, Sri Lanka /

At head of title: International Union of Forestry Research Organizations; Union Internationale des Instituts de Recherches Forestieres; Internationaler Verband Forstlicher Forschungsanstalten.