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2. Erysiphe graminis DC. on barley. V. The resistance of barley varieties to physiological races of Erysiphe graminis DC. detected in Czechoslovakia and the possibility to use it in breeding-up for resistance;Brückner;Rostlinná Vyroba,1964
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4. Some metabolic consequences of infection by obligate parasites;Daly,1967
5. A colorimetric method for the determination of sugars;Dubois;Nature,1951