Results 71 to 80 of about 2,477 (164)

Strategies for regulation of seed borne diseases in organic farming [PDF]

open access: yes, 2004
The impact of seed borne diseases on organic cereal production in North-Western Europe is discussed as well as the potential of the possible control measures.
Borgen, Anders
core  

Can R CrB stars form from the merger of two helium white dwarfs?

open access: yes, 2012
Due to orbital decay by gravitational-wave radiation, some close-binary helium white dwarfs are expected to merge within a Hubble time. The immediate merger products are believed to be helium-rich sdO stars, essentially helium main-sequence stars.
Benz   +34 more
core   +1 more source

Genetic Gains in Durum Wheat (Triticum turgidum ssp. durum) Across the Globe: Yield, Quality and Adapting for Variable Weather Patterns

open access: yesPlant Breeding, Volume 145, Issue 1, Page 142-165, February 2026.
ABSTRACT Durum wheat (Triticum turgidum ssp. durum [Desf.] Husnot) is cultivated globally and used to produce pasta, couscous, bulgur and other semolina products. With the growing world population and increasing food demand, it is pertinent to understand past trends in global food production to shape future endeavours.
Ana Laura Achilli   +4 more
wiley   +1 more source

S23 [PDF]

open access: yes, 1984
William G.
Willis, William G.
core  

Grief‐Related Chest Pain: A Review, Conceptual Analysis, and Integrative Model

open access: yesPsychophysiology, Volume 63, Issue 2, February 2026.
ABSTRACT Although the death of a loved one is a ubiquitous experience with chest pain a commonly reported symptom, grief‐related chest pain and particularly its physiological mechanisms remain under‐investigated. To address this gap, we adopted Rodger's approach to concept analysis to explore the psychoneuroimmunological mechanisms potentially linking ...
Sophia R. Evstigneev   +4 more
wiley   +1 more source

Erarbeitung von Schwellenwerten zur wirksamen Bekämpfung von Zwergsteinbrand (Tilletia controversa) und Steinbrand (Tilletia caries) sowie deren praktische Umsetzung im Öko-Landbau [PDF]

open access: yes, 2012
Zwergsteinbrand und Steinbrand sind die gefährlichsten und häufigsten Krankheiten im ökologischen Weizenanbau. In diesem Projekt wurde untersucht, inwieweit Schwellenwerte für das Saatgut und den Boden zur Befallsminderung beitragen.
Dressler, Markus   +2 more
core  

Smart Ungulates: What Sheep and Goats' Performances in a Reversed‐Reward Contingency Task Tell Us About the Evolution of Cognitive Flexibility

open access: yesEcology and Evolution, Volume 16, Issue 1, January 2026.
This study shows that young goats outperform sheep in the reversed‐reward contingency task, which is a cognitive test requiring both inhibitory control and cognitive flexibility. The results highlight the importance of cognitive flexibility when solving this type of task, and suggest that the differences between both species may reflect social and ...
Laurie Castro   +2 more
wiley   +1 more source

Strategien gegen Zwergsteinbrand (Tilletia controversa) und Steinbrand (Tilletia caries) im ökologischen Getreidebau [PDF]

open access: yes, 2009
Im Rahmen dieses Forschungsprojektes wird untersucht, inwieweit Schwellenwerte für Zwergsteinbrand (Tilletia controversa) und Steinbrand (Tilletia caries) am Saatgut ausreichen oder ob künftig das Infektionspotential im Boden stärker berücksichtigt ...
Dressler, Markus   +2 more
core  

ASCA X-ray observations of the disk wind in the dwarf nova Z Camelopardalis [PDF]

open access: yes, 2001
We present ASCA observations of the dwarf nova Z Camelopardalis during outburst and during a transition from quiescence to another outburst. At the beginning of the transition the X-ray count rate was an order of magnitude higher and the spectrum much ...
Anders   +29 more
core   +2 more sources

Trait‐mediated effects driven by an invasive herbivore alter functionally diverse plant–frugivore interactions

open access: yesFunctional Ecology, Volume 40, Issue 1, Page 216-228, January 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Fruit traits play a fundamental role in mediating plant‐frugivore interactions, shaping seed dispersal dynamics. Given the complexity of multi‐species interactions, these traits and, consequently, plant‐frugivore interactions can be indirectly influenced by third‐party ...
Raquel Muñoz‐Gallego   +2 more
wiley   +1 more source

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