0000000000026862
AUTHOR
Rodolphe Hugard
Intégration d’une prospection géophysique dans la démarche de cartographie des sols : Exemple de l’unité expérimentale d’Epoisses
Intégration d’une prospection géophysique dans la démarche de cartographie des sols : Exemple de l’unité expérimentale d’Epoisses. 13. Journées d'Etudes des Sols
Les infrastructures agroécologiques sur CA-SYS : objectifs et plan du dispositif
National audience
Projet CAREX - Cartographie des sols et de la réserve utile de l'Unité Expérimentale d'Epoisses à partir d'une méthode de cartographie classique et d'une prospection géophysique
National audience
Carry over effects of cover crop mixtures and management practices on subsequent crops and weeds in no-till systems
Cover crop (CC) mixtures appear as a promising agroecological tool to suppress weeds andmaintain crop productivity while reducing chemical inputs such as herbicides and nitrogenfertilizers. The weed suppressive effect of CC and CC nitrogen release have been related to CCcomposition, soil resource availability and CC termination methods but the relative effect ofthese factors and their interactions remain poorly documented, especially in the case of CCmixtures. Most studies have focused on the subsequent spring crop, and hence, lacked toinvestigate long-term carry over effects of CC. A two field: year experiment was conducted toinvestigate the effect of CC mixture (2 or 8 species including o…
Essai de destruction de couverts végétaux sur la plateforme CA-SYS INRAE (Dijon), mené en collaboration entre l'UMR Agroécologie et l'UE Domaine d'Epoisses, avec la participation des constructeurs. Vidéo youtube
Comparer différentes méthodes de destruction des couverts, adventices et repousses de cultures (précédent blé) sur l'efficacité de destruction du couvert, l'enherbement, la diversité tellurique (vers de terre, diversité microbienne (bactérie et champignon), micro-arthropode), etc...https://www.youtube.com/watch?v=rugDqwTyzIM&t=3s
Weed suppression in cover crop mixtures under contrasted levels of resource availability
Cover crop (CC) mixtures appear as a promising agroecological tool for weed management.Although CC supress weed growth by competing for resources, their suppressive effect undercontrasting levels of soil resource availability remains poorly documented. A two field: yearexperiment was conducted to investigate the weed suppressive effect of four CC mixtures.They were composed of 2 or 8 species including or not legume species and compared to abare soil control. The experiment included two levels of irrigation and nitrogen fertilisation atCC sowing. The objectives were to assess (i) weed and CC aboveground biomass response toCC mixtures and resource availability, (ii) the weed suppressive effec…