n Studie van Botrytis cinerea met verwysing na die effek van swaeldioksiedtoedienings, verskillende tye na bespuiting van druiwekorrels met konidia, op die intensiteit van vaalvrot

Combrink, J. C. (Jacob Coenraad), 1918- (1972-12)

Thesis (MScAgric)--Stellenbosch University, 1972.

Thesis

ENGLISH ABSTRACT: no abstract available

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