Electron microscopic studies on the root hairs and cortex of a susceptible and a resistant variety of Brassica campestris infected with Plasmodiophora brassicae H. M. Dekhuijzen OriginalPaper Pages: 1 - 17
The viscosity of mineral oils in relation to their ability to inhibit the transmission of stylet-borne viruses J. J. De WijsE. SturmF. J. Schwinn OriginalPaper Pages: 19 - 22
The long-term preservation of potato virus Y and watermelon mosaic virus in liquid nitrogen in comparison to other preservation methods J. J. De WijsFrieda Suda-Bachmann OriginalPaper Pages: 23 - 29