 ... swept by fire. The rapid spread of the disease, which is caused by a parasitic fungus, is dependent in large measure upon certain conditions of moisture and heat. A daily mean or normal temperature of from 72° to 74° F. for any considerable time,...  A Handbook of Agriculture - Page 60by Wisconsin Farmers' Institutes - 1902Full view - About this book
 | United States. Department of Agriculture - Agriculture - 1898 - 770 pages
...moisture and heat. A daily mean or normal temperature of from 72° to 74° F. for any considerable time, accompanied by moist weather, furnishes the best conditions...spread of the parasite. On the other hand, if the daily mean or normal temperature exceeds 77° for a few days, the development of the disease is checked.... | |
 | Maine. Board of Agriculture - Agriculture - 1901 - 468 pages
...for any considerable time, accompanied by moist weather, furnishes the best conditions for the soread of the parasite. On the other hand, if the daily temperature exceeds 77° for a few days, the development of the disease is checked. This fact explains why the fungus seldom... | |
 | Massachusetts - 1902 - 1258 pages
...of moisture and heat. A daily mean temperature of from 7 '2° to 74° F. for any considerable time, accompanied by moist weather, furnishes the best conditions...other hand, if the daily temperature exceeds 77° for a few days, the development of the disease is checked. This fact explains why the fungus seldom... | |
 | John Warren Smith - Meteorology, Agricultural - 1920 - 360 pages
...from Galloway, "A daily mean or normal temperature of from 72° to 74° for any considerable time, accompanied by moist weather, furnishes the best conditions for the spread of the disease." 499. Most favorable temperatures. — It should be noted that while the authors quoted above... | |
 | Maine Agricultural Experiment Station - Agriculture - 1898 - 1150 pages
...for any considerable time, accompanied by moist weather, furnishes the best conditions for the soread of the parasite. On the other hand, if the daily temperature exceeds ~~ for a few days, the development of the disease is checked. This fact explains why the fungus seldom... | |
| |
