Open AccessSCLERODERRIS LAGERBERGII GREMMEN, A NEW THREAT TO NURSERIES IN NORTHERN ONTARIO
Author(s) -
David Punter
Publication year - 1967
Publication title -
the forestry chronicle
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.335
H-Index - 49
eISSN - 1499-9315
pISSN - 0015-7546
DOI - 10.5558/tfc43161-2
Subject(s) - neighbourhood (mathematics) , sanitation , geography , pinus <genus> , environmental protection , forestry , agroforestry , environmental science , biology , botany , environmental engineering , mathematical analysis , mathematics
The occurrence of Scleroderris lagerbergii Gremmen on Pinus ssp. in and near Northern Ontario nurseries is reported. Symptoms and damage are described. Sanitation in the neighbourhood of nurseries is advocated as a first step in control.
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