’n Gids tot Wingerdabnormaliteite in Suid-Afrika - P.G. GOUSSARD

VERWYSINGS

Winkler, A.J., Cook, J.A., Kliewer, W.M. & Lider, L.A., 1974. Fertilizer elements required by the vine. In: General Viticulture. University of California Press, Berkeley, Los Angeles and London. pp. 410 438. Winkler, A.J., Cook, J.A., Kliewer, W.M. & Lider, L.A., 1974. Grape diseases and disorders. In: General Viticulture. University of California Press, Berkeley, Los Angeles and London. pp. 439 502. Winkler, A.J., Cook, J.A., Kliewer, W.M. & Lider, L.A., 1974. Grape pests. In: General Viticulture. University of California Press, Berkeley, Los Angeles and London. pp. 503 555.

Z Zeeman, A.S. & Archer, E., 1981. Stokontwikkeling, wintersnoei en somerbehandeling. In: Burger, J. & Deist, J. (eds). Wingerdbou in Suid-Afrika. TrioRand/SA Litho, N’dabeni. pp. 202 233.

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