Annual report of the North Carolina Agricultural Experiment Station . Fig. 28.—Ascochyta Chrysanthemi of spores from 4 per cent pea agar. TTTi 111; j j m h 11 mil 111! 111111111 [-{! Cowpea agar. M= + ;r= + ±—214 Fig. 29.—Ascochyta Chrysanthemi Stevens. Polygonof spores from cowpea agar. It is seen that on these different media the mode varies materially, being low onpure agar, higher on cba+sodium asparaginate, and still higher when glucose orstarch is added. The mode is high also in natural media, such as pea agar andcowpea agar
Annual report of the North Carolina Agricultural Experiment Station . Fig. 28.—Ascochyta Chrysanthemi of spores from 4 per cent pea agar. TTTi 111; j j m h 11 mil 111! 111111111 [-{! Cowpea agar. M= + ;r= + ±—214 Fig. 29.—Ascochyta Chrysanthemi Stevens. Polygonof spores from cowpea agar. It is seen that on these different media the mode varies materially, being low onpure agar, higher on cba+sodium asparaginate, and still higher when glucose orstarch is added. The mode is high also in natural media, such as pea agar andcowpea agar. 6S THIRTY-SECOND ANNUAL REPORT, 1909. In the terms of the systematist, spores from pure agar measured ASmostly ; those from cba4-sodium asparaginate *, mostly *. Septoria Lycopersici Speg. of Tomato. Grown on apple agar. M= + a= ± C. ± n=278. Fig. 30.—Septoria Lycopersici Speg. Poly-gon of spores on apple agar.
Size: 1360px × 1837px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauth, bookcentury1900, bookdecade1900, booksubjectagriculture
