Survival of artificial cohorts of larvae of the imported cabbageworm, Pieris rapae (L.), was assessed in a collard (Brassica oleracea L., var. acephala) patch on an organic vegetable farm in western ...

A butterfly for a beer? Suds for a bug? The annual “Butterfly for a Beer” contest, sponsored by Art Shapiro, distinguished professor of evolution and ecology at the University of California, Davis, ...

Plants exist a large number of secondary metabolites with complex structures, which constitute the unique taste of each plant species. As an agricultural pest in the world, the caterpillars of cabbage ...

This is the kind of photo we WOULD be showing you if Professor Art Shapiro had netted the Pieris rapae he spotted last Thursday (Jan. 30) in Putah Creek Nature Park. This photo shows his winning catch ...

KNOXVILLE, Tenn. -- The caterpillar form of an unassuming, small, white butterfly is among the world's most invasive pests affecting agricultural crops, and a newly published paper by a consortium of ...

Over more than four decades of running his annual Beer for a Butterfly Contest, Professor Art Shapiro hasn’t had to buy many pitchers for anyone but himself. The beer (or its equivalent) is for ...

Over more than four decades of running his annual Beer for a Butterfly Contest, Professor Art Shapiro hasn’t had to buy many pitchers for anyone but himself. The beer (or its equivalent) is for ...

A simple white butterfly caterpillar (Pieris rapae) nibbles blissfully on a cabbage leaf, completely unaware of the complex interspecies interactions he has just set in motion. The cabbage, displeased ...

Through close examination of genetic variation and similarities between existing populations, and comparisons of historical data regarding infestations of Pieris rapae in Brassicaceae crops, a ...