Vaartaja, O.
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Production d'inhibiteurs de Pythium dans le sol.
Year: 1979
Catalog ID: 38199
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Effect of seed exudates of Pinus resinosa on the germination of sporangia and on the population of Pythium irregular in the soil.
Agnihotri, V. P.; Vaartaja, O.
Year: 1970
Catalog ID: 33101
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Selective tolerance of fungi to toxicants particularly to organic acids.
Year: 1969
Catalog ID: 38197
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Stimulation of Waitea circinata by root exudates of Pinus cembroides.
Agnihotri, V. P.; Vaartaja, O.
Year: 1969
Catalog ID: 33115
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Interaction of nutrients and four antifungal antibiotics in their effects on pythium species in vitro and in soil.
Vaartaja, O.; Agnihotri, V. P.
Year: 1969
Catalog ID: 33107
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Pythium and Mortierella in soils of Ontario forest nurseries.
Year: 1968
Catalog ID: 38198
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Wood inhabiting fungi in a pine plantation in Australia.
Year: 1968
Catalog ID: 38196
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Isolation of Thelephora terrestris from soil and hyphal strands on seedlings.
Year: 1968
Catalog ID: 38195
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Seed exudates from Pinus resinosa and their effects on growth and zoospore germination of Pythium afertile.
Agnihotri, V. P.; Vaartaja, O.
Year: 1968
Catalog ID: 33112
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Reinfestation of sterilized nursery seedbeds by fungi.
Year: 1967
Catalog ID: 38194
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Organisms associated with root rots of conifers in South Australian nurseries.
Year: 1967
Catalog ID: 38193
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Occurrence of Falcate antheridia in Pythium species, particularly in P. irregulare and its synonym, P. polymorphon.
Year: 1967
Catalog ID: 38192
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Damping-off pathogens in south Australian nurseries.
Year: 1967
Catalog ID: 38191
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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The influence of nitrogenous compounds on growth of pythium species.
Agnihotri, V. P.; Vaartaja, O.
Year: 1967
Catalog ID: 33116
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Root exudates from red pine seedlings and their effects on pythium ultimum.
Agnihotri, V. P.; Vaartaja, O.
Year: 1967
Catalog ID: 33111
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Inhibition of Pythium and Thanatephorus(Rhizoctonia) by leachates from a nursery soil.
Vaartaja, O.; Agnihotri, V. P.
Year: 1967
Catalog ID: 33106
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Effects of amendments, soil moisture contents, and temperatures on germination of pythium sporangia under the influence of soil mycostasis.
Agnihotri, V. P.; Vaartaja, O.
Year: 1967
Catalog ID: 33105
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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A comparison of rhizosphere floras in conifer beds treated with fungitoxicants.
Vaartaja, O.; Agnihotri, V. P.
Year: 1967
Catalog ID: 33102
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Biological control of seedling diseases in nursery soils. O-X-3.
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Fungi associated with a wood wasp in dying pines in Tasmania.
Year: 1964
Catalog ID: 38190
Issued by: Great Lakes Forestry Centre
Availability: PDF (request by e-mail)
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Chemical treatment of seedbeds to control nursery diseases
Year: 1964
Catalog ID: 30441
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Inoculation experiments with Amylostereum sp., from a wood wasp
Year: 1964
Catalog ID: 30440
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (download)
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Fungicide trials to control damping-off of conifers
Vaartaja, O.; Wilner, J.; Cram, W.H.; Salisbury, P.J.; Crookshanks, A.W.; Morgan, G.A.
Year: 1964
Catalog ID: 30439
Issued by: Northern Forestry Centre
Availability: PDF (download)
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Ecotypic variation in photoperiodism of trees with special reference to Pinus resinosa and Thuja occidentalis
Year: 1962
Catalog ID: 30656
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Photoperiodic ecotypes in trees
Year: 1961
Catalog ID: 30706
Issued by: Northern Forestry Centre
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Demonstration of photoperiodic ecotypes in Liriodendron and Quercus
Year: 1961
Catalog ID: 30705
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Damping-off etiology especially in forest nurseries
Vaartaja, O.; Cram, W.H.; Morgan, G.A.
Year: 1961
Catalog ID: 30704
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Potential pathgenicity of pythium isolates from forest nurseries
Year: 1961
Catalog ID: 30702
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Taxonomy, morphology, and pathogenicity of Rhizoctonia species from forest nurseries
Year: 1961
Catalog ID: 30684
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Ecotypic variation of photoperiodic response in trees especially in two Populus species
Year: 1960
Catalog ID: 30753
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Effect of photoperiod on drought resistance of white spruce seedlings
Year: 1960
Catalog ID: 30752
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Selectivity of fungicidal materials in agar cultures
Year: 1960
Catalog ID: 30751
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Photoperiodic response in seedlings of five species of Betula and Pinus
Year: 1960
Catalog ID: 30750
Issued by: Northern Forestry Centre
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Notes on growing Abies in greenhouse
Year: 1960
Catalog ID: 30749
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (download)
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Descriptions of new species of Rhizoctonia
Year: 1960
Catalog ID: 30745
Issued by: Northern Forestry Centre
Availability: PDF (request by e-mail)
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Evidence of photoperiodic ecotypes in trees
Year: 1959
Catalog ID: 26176
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Prevention of injury to tree seedlings during cellar storage
Year: 1958
Catalog ID: 26183
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Photoperiodic responses in seedlings of northern tree species
Year: 1957
Catalog ID: 26175
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Rate and timing of fungicidal soil treatments
Year: 1957
Catalog ID: 25616
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Screening fungicides for controlling damping-off of tree seedlings
Year: 1956
Catalog ID: 26173
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Principles and present status of chemical control of seedling diseases
Year: 1956
Catalog ID: 26169
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Field tests with fungicides to control damping-off of Scots pine
Year: 1956
Catalog ID: 26168
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Photoperiodic response in germination of seed of certain trees
Year: 1956
Catalog ID: 26163
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Damping-off pathogens of conifers and of caragana in Saskatchewan
Year: 1956
Catalog ID: 26162
Issued by: Northern Forestry Centre
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Toxicity of eight pesticides to spruce and caragana seed
Year: 1955
Catalog ID: 25615
Issued by: Northern Forestry Centre
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Review of chemical control of damping-off in forest nurseries.
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Temperature and evaporation at and near ground level on certain forest sites
Year: 1954
Catalog ID: 26161
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Factors causing mortality of tree seeds and succulent seedlings
Year: 1954
Catalog ID: 26160
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)
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Photoperiodic ecotypes of trees
Year: 1954
Catalog ID: 26159
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (request by e-mail)