Results 141 to 150 of about 98,751 (359)
Nordic Journal of Botany, EarlyView.The Eurasian steppe area has been a dynamic vegetation biome during the Pleistocene with its repeated cycles of forest advances and retreats. Such a scenario allows the evolution of ecotypes at the ecotone with the potential for parallel evolution in different parts of the distribution area.
Dirk C. Albach +4 more
wiley +1 more source
Nordic Journal of Botany, EarlyView.Pollen limitation, a decrease in seed production due to insufficient pollen receipt, may influence plant demography and the evolution of sexual systems. Its empirical estimation of pollen supplementation of some of the flowers on an individual is well known to be prone to overestimation due to potential resource reallocation among the individual's ...
Xia Jiang +6 more
wiley +1 more source
Resistance management in Vf apple scab resistant organic apple orchards [PDF]
, 2006 Modern Vf scab resistant apple varieties open the way for organic growers to lower fungicide input, higher yields, better skin quality, more biological control for mites and insect pests and better consumer acceptance of their management practices ...
Trapman, Marc
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Flower Interaction Subsystem for a Precision Pollination Robot [PDF]
, 2019 Jared Strader +10 more
openalex +1 more source
Generalist‐pollinated Arabis alpina exhibits floral scent variation at multiple scales
Nordic Journal of Botany, EarlyView.Plants that depend on animals for reproduction often use complex floral traits to attract pollinators. Floral scent is recognized as part of the pollinator attraction module and can be shaped by plant‐pollinator interactions. In recent decades, research has started to reveal the dynamic properties of floral scent, identifying patterns of spatial and ...
Hanna Thosteman +5 more
wiley +1 more source
Pollinator attractiveness of five weeds [PDF]
, 2018 The number of pollinators in agro-ecosystems world wide has declined alarminglyin recent decades due to poora gricultural practices such as the intensive use of pesticides and monocultures.Postprint (published ...
Gonzalez Andujar, Jose Luis +2 more
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Nordic Journal of Botany, EarlyView.Passiflora clypeophylla, an endemic species to the Guatemalan karstic forests last seen in 1889 and deemed extinct, was rediscovered in the Department of Alta Verapaz, east of Cobán. The species was known only from a single specimen hailed from the type locality, Rubel Cruz, where it has been found again. An additional location has been identified in a
J.R. Kuethe +3 more
wiley +1 more source
Pollinator visit rates to flowers before and after inseticide spraying
, 2022 Edivani Villaron Franceschinelli
openalex +1 more source