Results 81 to 90 of about 3,195 (219)

Floral resource availability and surrounding land cover influence bumble bee community composition in an agricultural landscape

open access: yesInsect Conservation and Diversity, EarlyView.
Multispecies occupancy models indicated that the occurrence of bumble bees was associated with local floral resources as well as the landscape surrounding a site within 1.6 km. Estimated species richness was greater at sites with more forest cover and lower at sites with more corn and soybean agriculture in the surrounding landscape.
Kelsey N. Shepherd   +2 more
wiley   +1 more source

Advances in parasitic weed research

open access: yes, 2018
Editorial on the Research topic: Advances in Parasitic Weed Research ; International ...
Fernández Aparicio, Mónica   +2 more
openaire   +4 more sources

Farmers and Agricultural Extension Officers Perception of Striga gesnerioides (Willd.) Vatke Parasitism on Cowpea in the Upper East Region of Ghana

open access: yesAdvances in Agriculture, 2018
Cowpea [Vigna unguiculata (L.) Walp] is an important food security crop in Sub-Saharan Africa. However, cowpea production in some parts of this region is constrained by Striga gesnerioides (Willd.) Vatke infestation resulting in yield losses.
Peter Haruna   +3 more
doaj   +1 more source

Navigating Resource Tensions During Diversification in Ecosystems: Strategic Leadership Across Organizational Levels

open access: yesJournal of Management Studies, EarlyView.
Abstract Ecosystem diversification extends joint value creation by developing new interdependencies between ecosystem actors while redeploying partners and their resources. Such diversification simultaneously generates tensions over ecosystem resources not controlled by the focal firm.
Ayomide Peter Alao   +2 more
wiley   +1 more source

Peridomestic infestation by Triatoma pallidipennis and natural infection with Trypanosoma cruzi in Zacatepec, Morelos, Mexico Infestación peridoméstica por Triatoma pallidipennis e infección natural por Trypanosoma cruzi en Zacatepec, Morelos, México

open access: yesMedical and Veterinary Entomology, EarlyView.
Entomological and community‐related risk factors for Chagas disease were assessed through peridomestic sampling, calculation of entomological indices and surveys of community knowledge, attitudes and practices. Forty‐six triatomines, all identified as Triatoma pallidipennis, were collected, and all specimens showed natural infection with Trypanosoma ...
Reyna Vargas‐Abasolo   +5 more
wiley   +1 more source

A Repertoire of Major Genes From Crop Wild Relatives for Breeding Disease‐Resistant Wheat, Rice, Maize, Soybean and Cotton Crops

open access: yesPlant Breeding, EarlyView.
ABSTRACT Global food demand is predicted to rise anywhere from 59% to 98% by 2050 because of increasing population. However, the continued depletion of natural resources and increasing biotic and abiotic stresses will continue to pose significant threats to global food security in coming years.
Memoona Khalid   +5 more
wiley   +1 more source

Evaluation of branched broomrape (Phelipanche ramosa) seed responses to nitrogen fertilizers and flooding

open access: yesWeed Technology
Branched broomrape was presumed to have been eradicated in California in the 1980s but has reemerged as a threat to the processing tomato industry. Although chemicals for suppressing branched broomrape have been used in the past few years as an emergency
Tong Zhen   +2 more
doaj   +1 more source

Glyphosate residues in soil alter herbivore‐induced plant volatiles and affect predatory insect behaviour

open access: yesPlant Biology, EarlyView.
Herbicide residues in soil disrupt plant–insect signalling, reducing the effectiveness of biological pest control. Abstract Plants under herbivore attack emit distinct blends of herbivore‐induced plant volatiles (HIPVs) which serve as signalling cues for predatory insects.
B. Fuchs, J. D. Blande, V. Weijola
wiley   +1 more source

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