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Experiments on the control of the woolly aphis : tests of pine tar creosote emulsion on infested two year apple trees
Content Provider | HathiTrust Digital Library |
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Author | Cory, Ernest Neal |
Editor | Ernest N. Cory |
Volume Number | 252 |
Language | English |
Publisher | University of Maryland, Agricultural Experiment Station |
Publisher Date | 1923-01-01 |
Publisher Place | Maryland College Park |
Access Restriction | Open |
Rights License | Items in this record are available as Public Domain, Google-digitized. View the access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements |
Subject Keyword | Diseases and pests Control Aphis Apples |
Content Type | Text |
Resource Type | Book |