Blar i Vitenskapelige artikler på forfatter "Aamlid, Trygve"
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Dehardening resistance of six turfgrasses used on golf greens
Espevig, Tatsiana; Höglind, Mats; Aamlid, Trygve (Journal article; Peer reviewed, 2014-02-20)Winter injuries on golf greens cause big economic losses in Scandinavia. Dehardening resistance and rehardening capacity are important traits for survival of low freezing temperatures following warm spells during winter ... -
Effect of nitrogen in late autumn on microdochium patch on Nordic golf greens
Espevig, Tatsiana; Aamlid, Trygve; Pettersen, Trond; Kvalbein, Agnar (Chapter, 2018) -
Evaluation of pre-harvest desiccation strategies in red clover (Trifolium pratense L.) and white clover (Trifolium repens L.) seed crops
Havstad, Lars T.; Øverland, John Ingar; Aamlid, Trygve; Gunnarstorp, Trond; Knudsen, Geir; Sæland, Jon (Peer reviewed; Journal article, 2022-07-07)Desiccation with diquat about one week before seed harvest has been common practise in Norwegian clover seed production. However, after withdrawal of diquat in 2020, clover seed growers no longer have desiccators available. ... -
Leaching and surface runoff after fall application of fungicides on putting greens
Aamlid, Trygve; Almvik, Marit; Pettersen, Trond; Bolli, Randi (Peer reviewed; Journal article, 2020-12-08)Many greenkeepers and authorities are concerned about the environmental risks resulting from pesticide use on golf courses. We studied leaching and surface runoff of fungicides and metabolites during two winter seasons ... -
Practical reestablishement of golf greens following winter damages - A field study
Lönnberg, Carl Johan; Aamlid, Trygve (Peer reviewed; Journal article, 2021-04-16)Dead greens in spring due to winterkill is common on Nordic golf courses. The objective of this research was to evaluate drop seeding, spike seeding and slit seeding of creeping bentgrass (Agrostis stolonifera L.‘007’) and ... -
Repellency of insecticides and the effect of thiacloprid on bumble bee colony development in red clover (Trifolium pratense L.) seed crops
Havstad, Lars T.; Øverland, John Ingar; Valand, Silja; Aamlid, Trygve (Journal article; Peer reviewed, 2019-03-20)The study intended to compare repellency of three insecticides on bumble bees and honey bees in Norwegian red clover (Trifolium pratense L.) seed crops, and to examine effects of thiacloprid on bumble bee colony development ... -
Temperature effects on phosphorus requirements for creeping bentgrass establishment and spring growth
Øgaard, Anne Falk; Aamlid, Trygve (Peer reviewed; Journal article, 2020-05-17)Phosphorus is an essential plant nutrient, but primary resources are limited and overfertilization may cause eutrophication of freshwater. Our objectives were to examine temperature effects on (a) optimal P rate for turfgrass ...