L. W. Drewlow

The effect of cycloheximide and 6-methylpurine on in vivo compatible and incompatible pollen tube growth in Lilium longiflorum

P. Ascher, L. W. Drewlow, 2004, Theoretical and Applied Genetics.

The effect of prepollination injection with stigmatic exudate on interspecific pollen tube growth in Lilium longiflorum thunb. styles

P. Ascher, L. W. Drewlow, 1975 .

Effect of Stigmatic Exudate Injected into the Stylar Canal on Compatible and Incompatible Pollen Tube Growth in Lilium longiflorum Thunb.

P. Ascher, L. W. Drewlow, 1971 .

Genetic studies of self incompatibility in the garden chrysanthemum, Chrysanthemum morifolium ramat

P. Ascher, R. E. Widmer, L. W. Drewlow, 2004, Theoretical and Applied Genetics.

Rapid method of determining pollen incompatibility in Chrysanthemum morifoliumRamat

P. Ascher, R. E. Widmer, L. W. Drewlow, 1975, Euphytica.