Search Results for - Narrowed by: Folder NL - Vault - 1950-1974 - Balsam woolly adelgid.SirsiDynix Enterprisehttps://catalogue.nlpl.ca/client/en_US/default/default/qf$003dITYPE$002509Material$002bType$0025091$00253AFV$002509Folder$002bNL$002b-$002bVault$0026qf$003dPUBDATE$002509Publication$002bDate$0025091950-1974$0025091950-1974$0026qf$003dSUBJECT$002509Subject$002509Balsam$002bwoolly$002badelgid.$002509Balsam$002bwoolly$002badelgid.$0026ps$003d300$0026h$003d1?dt=list2024-07-18T17:55:30ZBalsam woolly aphid damage to the crowns of balsam fir trees / by H.O. Schooley and L. Oldford.ent://SD_ILS/0/SD_ILS:532992024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Schooley, Hugh O. Oldford, L. Newfoundland Forest Research Centre.<br/>Publication Date: 1974<br/>Format: Books<br/>Damage caused by the balsam woolly aphid in young balsam fir stands / by H.O. Schooley and L. Oldford.ent://SD_ILS/0/SD_ILS:630062024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Schooley, Hugh O. Oldford, L.<br/>Publication Date: 1974<br/>Format: Books<br/>Suggested guidelines for fertilizer trials in stands affected by the balsam woolly aphid / by D.G. Bryant...[et al.] --ent://SD_ILS/0/SD_ILS:628572024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Newfoundland Forest Research Centre. Bryant, David G.<br/>Publication Date: 1972<br/>Format: Books<br/>Sampling balsam woolly aphid populations : 1. Description of pest and host and problems of sampling / by D.G. Bryant.ent://SD_ILS/0/SD_ILS:628592024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Newfoundland Forest Research Centre. Bryant, David G.<br/>Publication Date: 1972<br/>Format: Books<br/>The effect of balsam woolly aphid attack on the development of young balsam fir stands : methods, plot design and results obtained in 1971 / by H.O. Schooley...[et al.]ent://SD_ILS/0/SD_ILS:628612024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Newfoundland Forest Research Centre. Schooley, Hugh O.<br/>Publication Date: 1972<br/>Format: Books<br/>Impact of balsam woolly aphid damage on semi-mature fir stands in western Newfoundland / by G. Page...[et al.].ent://SD_ILS/0/SD_ILS:634652024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Page, Graham.<br/>Publication Date: 1972<br/>Format: Books<br/>Balsam woolly aphid damage to stands of balsam fir regeneration / by H.O. Schooley and L. Oldford.ent://SD_ILS/0/SD_ILS:634632024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Schooley, Hugh O. Oldford, L.<br/>Publication Date: 1971<br/>Format: Books<br/>Effect of balsam woolly aphid damage on the reproductive potential of balsam fir / by Hugh O. Schooley and L. Oldford.ent://SD_ILS/0/SD_ILS:773772024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Schooley, Hugh O. Oldford, L.<br/>Publication Date: 1969<br/>Format: Books<br/>A test to determine the susceptibility of certain abies species to balsam woolly aphid injury : project NF-87 / by W.C. Wilton. --ent://SD_ILS/0/SD_ILS:634682024-07-18T17:55:30Z2024-07-18T17:55:30ZBy: Canada. Forest Research Branch. Wilton, W. C.<br/>Publication Date: 1965<br/>Format: Books<br/>