Allium leafminer was found to be active in Lancaster County March 31 with an adult fly and some leaf damage seen in overwintered scallions, reports Extension Horticulture Educator Tim Elkner. The ...

Darlington, C D. 1937. Recent Advances in Cytology. London: Churchill. Darlington, C D, and La Cour, L F. 1945. Chromosome breakage and the nucleic acid cycle. J ...