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CONIFERS
PEST AND DISEASES

Pinus_densiflora.jpg (72662 bytes)

Gymnosporangium_juniperi-virginianae.jpg (82242 bytes)

Pinus densiflora 'Pendula'©

Juniperus scopulorum 'Moonglow'© infected with
Gymnosporangium juniperi-virginianae
Cedar apple rust


 "Insect Pests, Plant Diseases and Viruses, Bio Control, Landscape Alerts, IBM, Pesticide Info and much more"



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LANDSCAPE ALERTS - IBM/CAT Alerts: Diseases of Conifers:
Michigan State Univ. Extension Pine Diseases - Penn State
Morton Arboretum Insect and Fungal Pathogens of Pines - sw. Missouri
Ohio State Univ. Extension
Conifer Killer Tree Diseases
Phytosanitary Pest Alert (NAPPO) Juniper Blight Diseases - Univ. of Nebraska, Ext.
Plant Viruses
Longwood's IPM Program - described on their web site with examples, articles, and links
Morris Arboretum Plant Clinic - University of Pennsylvania
Virtual Plant & Pest Diagnostic Laboratory - Pest and Disease info. Insect Pests of Conifers:
Plant Pathology - Amer.Phytopathological Soc. Conifer pest in midwest USA
Conifer Pest - North Carolina State Univ.
Pests of Conifers - Univ. of Minnesota
Scale Insects - Colorado State Univ.Ext.
Biological Pest Control: Top Five Conifer Killing Insects
Biological Pest Control - Cornell University hosts a site that provides information on beneficial insects and biological controls, including a list of suppliers. Insects that feed on leaves: sawflies, caterpillars, leafminers, and leaf beetles
Biocontrol Network - Biological Pestcontrol - IPM Insects that bore into the wood
Insects that feed by sucking plant juices: scale insects, spider mites, and aphids
Managing the Japanese Beetle

Pesticide Information: Plant Viruses:
Hazards of Pesiticides
Extoxnet - Insecticides, toxicity, side effects
MSU Pesticide Education
Plant Disease Diagnostics - University of Minnesota - Descriptions of Plant Viruses
Description of Plant Viruses - Over 400 viruses are currently listed in the database: Characteristics of the viruses include the species, diseases caused, geographical distribution of virus & host, symptomatology, strains, means of transmission and much more. 
The site is maintained by scientists at Rothamsted Research.

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