Investigations in the General Field of Mycology Continuation of the Moulds And
Investigations in the General Field of Mycology Continuation of the Moulds And
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b. With smut spores from a field of Schlanstedt wheat; of 53 stalks, 63 per cent were smutted.
c. With fresh smut spores from the same field which were sprayed on in malt; of 73 stalks, 38 per cent were smutted.
In all these experiments, controls were grown from sterilized seed from the same fields. In all, either no smut developed or an isolated smutted specimen occurred only once in a while.
II. CYLINDER INFECTION.
Wheat from Leerbeutel, just beginning to blossom, was infected in the cylinder..., July 4, 1903, with fresh smut spores from a wheat field in Grabschen. The seed was sterilized and in April, 1904, sown directly in open ground. The infection was carried out in two different places. The seed harvested in 1904 was planted in two separate beds.
In bed 1, of 442 stalks, 19 per cent were smutted. " " 2, " 625 " 24 " A control of non-infected heads from the same field gave 0. 4 per cent of smutted stalks.
III. INFECTION OF THE YOUNG GERMINATING SEEDLINGS.
1. Young germinating seedlings of a variety of wheat from Leerbeutel were sprayed with smut spores of wheat from Miinster, which were just ready to germinate, and distributed in very dilute nutrient solution.
What to read after Investigations in the General Field of Mycology Continuation of the Moulds And?
You can find similar books in the "Read Also" column, or choose other free books by Oscar Brefeld to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
b. With smut spores from a field of Schlanstedt wheat; of 53 stalks, 63 per cent were smutted.
c. With fresh smut spores from the same field which were sprayed on in malt; of 73 stalks, 38 per cent were smutted.
In all these experiments, controls were grown from sterilized seed from the same fields. In all, either no smut developed or an isolated smutted specimen occurred only once in a while.
II. CYLINDER INFECTION.
Wheat from Leerbeutel, just beginning to blossom, was infected in the cylinder..., July 4, 1903, with fresh smut spores from a wheat field in Grabschen. The seed was sterilized and in April, 1904, sown directly in open ground. The infection was carried out in two different places. The seed harvested in 1904 was planted in two separate beds.
In bed 1, of 442 stalks, 19 per cent were smutted. " " 2, " 625 " 24 " A control of non-infected heads from the same field gave 0. 4 per cent of smutted stalks.
III. INFECTION OF THE YOUNG GERMINATING SEEDLINGS.
1. Young germinating seedlings of a variety of wheat from Leerbeutel were sprayed with smut spores of wheat from Miinster, which were just ready to germinate, and distributed in very dilute nutrient solution.
What to read after Investigations in the General Field of Mycology Continuation of the Moulds And?
You can find similar books in the "Read Also" column, or choose other free books by Oscar Brefeld to read onlineMoreLess
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