31.
In flowering plants archesporium gives rise to

32.
Yellow mosaic virus disease of moong spreads by

33.
The active compound in mineral gypsum and phosphogysum is

34.
Who is regarded as father of Indian Phytopathology?

35.
Tundu disease (yellow ear rot) of wheat caused by Clavibacter tritici is usually associated with

36.
Lactic acid fermentation does not produce

37.
The downey mildew disease of pearlmillet is primarily a

38.
Ug 99 race specific to

39.
PR-9 has the property of

40.
Who described the first plant nematode disease, the seed gall caused by Anguini tritici in 1743 AD