Determination of economic injury levels and economic threshodls of viruliferous cereal aphids on a winter and a spring wheat / [mikrofilem]

Thesis (PhD) - Purdue University, 1987

Detalles Bibliográficos
Autor Principal:	432490 Brahim, Noureddine
Formato:
Subjects:	Agriculture Wheat Winter wheat Cereal products

Títulos similares