Results 31 to 40 of about 31,798 (166)
Abstract Background To date, relationships between pre‐covering endometrial swab cytology and bacteriology and fertility outcomes in Thoroughbred broodmares in the United Kingdom are unknown and could aid clinical decision making. Objectives To investigate associations between cytology and bacteriology findings from the last endometrial swab taken in ...
Billy Fehin +4 more
wiley +1 more source
Slit/Robo signaling regulates Leydig cell steroidogenesis
Background First identified as a regulator of neuronal axon guidance, Slit/Robo signaling has since been implicated in additional physiologic and pathologic processes, such as angiogenesis, organogenesis and cancer progression.
Emmanuelle Martinot, Derek Boerboom
doaj +1 more source
Systèmes de gestion de la fertilité dans les savanes au sud du Tchad : Proposition d'un travail de recherche [PDF]
Le contexte de ce travail est donc celui d'une réflexion élargie sur les questions de fertilité au sud du Tchad. Cette réflexion trouve naturellement sa place dans le cadre du projet ARDESAC, mais s'intègre plus largement à: - un questionnement en ...
Hauswirth, Damien
core
Background Secreted frizzled-related proteins (SFRPs) comprise a family of WNT signaling antagonists whose roles in the ovary are poorly understood. Sfrp4-null mice were previously found to be hyperfertile due to an enhanced granulosa cell response to ...
Michael Bérubé +6 more
doaj +1 more source
Variations in soil fertility under cotton crops in the Bénoué cotton-growing area in Northern Cameroon [PDF]
The status of soils under cotton crops must be compared before and after a sufficiently long cropping period in order to detect variations that have occurred.
Fesneau, Corinne +2 more
core
Cocoa‐driven deforestation threatens tropical forests, particularly in Côte d'Ivoire, the world's largest cocoa producer. This study examines the motivations behind cocoa cultivation in classified forests, the selection of retained tree species on farms, and the economic drivers of wooded lands conservation among farmers.
Alain René Atangana +4 more
wiley +1 more source
L'agriculture brésilienne des fronts pionniers : I. La méthode de création-diffusion agricole. II. La gestion de la fertilité par le système de culture. III. Le semis direct, un mode de gestion agrobiologique des sols [PDF]
Les fronts pionniers agricoles du Brésil ont atteint la zone tropicale humide de l'Ouest en bordure du bassin amazonien, en savanes (cerrados) : sols acides, sous une pluviométrie annuelle comprise entre 2 000 et 3000 millimètres.
Bouzinac, Serge +3 more
core
History does not unfold along a single trajectory, and yet the socioecological configuration of landscapes may narrow the directions history can take. This article develops a framework for assessing the directionality of history in a (pre)historic heath landscape in Denmark.
Zachary Caple, Mette Løvschal
wiley +1 more source
Spatial carbon, nitrogen and phosphorus budget of a village territory in the West African savanna : II. Element flows and functioning of a mixed-farming system [PDF]
La disponibilité de la matière organique dans le système plante-sol, et les usages multiples des ressources organiques, sont d'importants déterminants de la viabilité des systèmes agropastoraux d'Afrique de l'Ouest.
Feller, Christian +4 more
core
Coping with density: reflections on Java (1960‐2010)
The issue of uneven population density between regions of Southeast Asia was prominent in colonial literature. Colonial administrators and scholars, particularly geographers, considered that discrepancy in population density was a major obstacle to development.
Rodolphe De Koninck, Pham Thanh Hai
wiley +1 more source

