Authors: Broothaerts, W Wiersma, PA Lane, WD

Citation: W. Broothaerts et al., Multiplex PCR combining transgene and S-allele control primers to simultaneously confirm cultivar identity and transformation in apple, PL CELL REP, 20(4), 2001, pp. 349-353

Authors: Wiersma, PA Wu, Z Zhou, L Hampson, C Kappel, F

Citation: Pa. Wiersma et al., Identification of new self-incompatibility alleles in sweet cherry (Prunusavium L.) and clarification of incompatibility groups by PCR and sequencing analysis, THEOR A GEN, 102(5), 2001, pp. 700-708

Authors: Gong, YP Toivonen, PMA Lau, OL Wiersma, PA

Citation: Yp. Gong et al., Antioxidant system level in 'Braeburn' apple is related to its browning disorder, BOTAN B A S, 42(4), 2001, pp. 259-264

Authors: Broothaerts, W McPherson, J Li, BC Randall, E Lane, WD Wiersma, PA

Citation: W. Broothaerts et al., Fast apple (Malus x domestica) and tobacco (Nicotiana tobacum) leaf polyphenol oxidase activity assay for screening transgenic plants, J AGR FOOD, 48(12), 2000, pp. 5924-5928

Authors: Gong, YP Toivonen, PMA Wiersma, PA Lu, CW

Citation: Yp. Gong et al., Effect of freezing on the activity of catalase in apple flesh tissue, J AGR FOOD, 48(11), 2000, pp. 5537-5542