Haku
Viitteet 1-2 / 2
On The Effects of the club root fungus (Plasmodiophora brassicae woron) and winter frost on the overwintering of winter turnip rape
(Suomen maataloustieteellinen seura, 1959)
Abstracts of papers concerning horticulture, plant pathology and pest investigations at the annual meeting of the agricultural research centre in 1959
(Suomen maataloustieteellinen seura, 1959)