R Hammerschmidt

The National Plant Diagnostic Network.

R. Bostock, G. Wisler, R. Loria, 2006, Plant disease.

Systemic Induction of Salicylic Acid Accumulation in Cucumber after Inoculation with Pseudomonas syringae pv syringae.

R. Hammerschmidt, J. Rasmussen, J. Rasmussen, 1991, Plant physiology.