1-9 of 9 Books

Effects of application rate and timing of ethephon treatments on abscission of ponderosa pine dwarf mistletoe 4 years following treatment
By D.W. Johnson

Reduction of ponderosa pine dwarf mistletoe with the plant growth regulator ethephon
By D.W. Johnson

Effects of application rate and timing of ethephon treatments on abscission of ponderosa pine dwarf mistletoe
By D.W. Johnson

Simulation of management options for stands of Southwestern Ponderosa Pine attacked by Armillaria root disease and dwarf mistletoe
By M.A. Marsden

Vertical spread of dwarf mistletoe in thinned ponderosa pine in Arizona
By F.G. Hawksworth

Silvicultural control of dwarf mistletoe in southwestern ponderosa pine
By L.J. Heidmann

Carlos Bates' dwarf mistletoe resistant ponderosa pines: a postscript after half a century
By F.G. Hawksworth

Effects of application rate and timing of ethephon treatments on abscission of ponderosa pine dwarf mistletoe 3 years following treatment
By D.W. Johnson

Effects of application rate and timing of ethephon treatments on abscission of ponderosa pine dwarf mistletoe two years following treatment
By D.W. Johnson