The control of damping-off of coniferous seedlings Hartley, Carl (Carl Pierce), 1887- creator Pierce, Roy G. (Roy Gifford), 1884-1958 contributor text book Washington, D.C U.S. Dept. of Agriculture 1917 1917
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ENG Caption title. "January 20, 1917." "Professional paper." Conifers Diseases and pests Seedlings Wood-decaying fungi Control of damping off of coniferous seedlings Bulletin of the U.S. Department of Agriculture, no. 453 https://www.biodiversitylibrary.org/bibliography/64423 16564207890420 10.5962/bhl.title.64423 RQF