Christophe David
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View article: Comparative life cycle assessment of perennial and annual crop production: impact of farming systems and management practices
Comparative life cycle assessment of perennial and annual crop production: impact of farming systems and management practices Open
The Intermediate Wheatgrass (IWG) Thinopyrum intermedium (Host) Barkworth & D.R. Dewey, marketed under the trade name Kernza ® has been tested in France with a group of farmers since 2017. The Life Cycle Assessment (LCA) is a recognize…
View article: The microbiome of a perennial cereal differs from annual winter wheat only in the root endosphere
The microbiome of a perennial cereal differs from annual winter wheat only in the root endosphere Open
The intensification of agriculture has led to environmental degradation, including the loss of biodiversity. This has prompted interest in perennial grain cropping systems to address and mitigate some of these negative impacts. In order to…
View article: Introducing intermediate wheatgrass as a perennial grain crop into farming systems: insights into the decision-making process of pioneer farmers
Introducing intermediate wheatgrass as a perennial grain crop into farming systems: insights into the decision-making process of pioneer farmers Open
The perennial grain intermediate wheatgrass ( Thinopyrum intermedium , commercial name Kernza TM ) has been proposed as a diversification crop for producing forage and grain and providing ecosystem services to farmers. Although a few studi…
View article: STRUT-BRACED DRY WING CONCEPT FOR HYDROGEN-POWERED AIRCRAFT
STRUT-BRACED DRY WING CONCEPT FOR HYDROGEN-POWERED AIRCRAFT Open
International audience
View article: Determining the footprint of breeding in the seed microbiome of a perennial cereal
Determining the footprint of breeding in the seed microbiome of a perennial cereal Open
Background Seed endophytes have a significant impact on plant health and fitness. They can be inherited and passed on to the next plant generation. However, the impact of breeding on their composition in seeds is less understood. Here, we …
View article: What is the prospect of a perennial grain revolution of agriculture?
What is the prospect of a perennial grain revolution of agriculture? Open
Non-technical summary Agriculture has been dominated by annual plants, such as all cereals and oilseeds, since the very beginning of civilization over 10,000 years ago. Annual plants are planted and uprooted every year which results in sev…
View article: Association d’une culture de rente et espèces compagnes permettant la fourniture de services écosystémiques
Association d’une culture de rente et espèces compagnes permettant la fourniture de services écosystémiques Open
With the shift towards a reduced reliance on external inputs in agriculture, diversification of vegetation through companion mixing crop with annual crop could serve multiple purposes, including (i) regulating insect pest densities, (ii) r…
View article: Améliorer la qualité technologique, nutritionnelle et sanitaire du blé biologique Principaux leviers agronomiques et technologiques.
Améliorer la qualité technologique, nutritionnelle et sanitaire du blé biologique Principaux leviers agronomiques et technologiques. Open
The organic bread wheat market has been diversified over time through the emergence of different sale channels. Processors require organic bread wheat of higher quality and safety in order to meet the consumers’ demand. The overall objecti…
View article: Scanning tunneling microscopy observation of the hinge states of bismuth nanocrystals
Scanning tunneling microscopy observation of the hinge states of bismuth nanocrystals Open
International audience
View article: Discussion: Prioritize Perennial Grain Development for Sustainable Food Production and Environmental Benefits
Discussion: Prioritize Perennial Grain Development for Sustainable Food Production and Environmental Benefits Open
Perennial grains have potential to contribute to ecological intensification of food production by enabling the direct harvest of human-edible crops without requiring annual cycles of disturbance and replanting. Studies of prototype perenni…
View article: Hydrogenic Spin-Valley states of the Bromine donor in 2H-MoTe$_2$
Hydrogenic Spin-Valley states of the Bromine donor in 2H-MoTe$_2$ Open
In semiconductors, the identification of doping atomic elements allowing to encode a qubit within spin states is of intense interest for quantum technologies. In transition metal dichalcogenides semiconductors, the strong spin-orbit coupli…
View article: STM observation of the hinge-states of bismuth nanocrystals
STM observation of the hinge-states of bismuth nanocrystals Open
The recent application of topological quantum chemistry to rhombohedral bismuth established the non-trivial band structure of this material. This is a 2$^{nd}$order topological insulator characterized by the presence of topology-imposed hi…
View article: Species Mix As Cover Crop To Practice No Tillage In Organic Arable Production
Species Mix As Cover Crop To Practice No Tillage In Organic Arable Production Open
Cover crop no tillage (CCNT) technique could provide a diversity of benefits on soil quality in organic production system including spring cash crop such as soybean. However, CCNT remains poorly practiced by organic farmers due the challen…
View article: Policies for agroecology in France: implementation and impact in practice, research and education
Policies for agroecology in France: implementation and impact in practice, research and education Open
International audience
View article: Introducing Perennial Grain in Grain Crops Rotation: The Role of Rooting Pattern in Soil Quality Management
Introducing Perennial Grain in Grain Crops Rotation: The Role of Rooting Pattern in Soil Quality Management Open
The use of the perennial grain intermediate wheatgrass (Thinopyrum intermedium (Host) Barkworth & D.R. Dewey) may have the potential to sustain soil health and fertility through the development of an extensive root system. However, referen…
View article: Shift of belowground traits during perennial grain growth phase in annual grains crop rotation
Shift of belowground traits during perennial grain growth phase in annual grains crop rotation Open
International audience
View article: Modelling phenological development of Thinopyrum intermedium reveals a photoperiodic effect, affecting flowering earliness
Modelling phenological development of Thinopyrum intermedium reveals a photoperiodic effect, affecting flowering earliness Open
International audience
View article: Perspectives on Perennial Grain Crop Production among Organic and Conventional Farmers in France and the United States
Perspectives on Perennial Grain Crop Production among Organic and Conventional Farmers in France and the United States Open
Perennial grain crops are currently being developed, yet little is known about farmer interest in these new crops. We conducted an online survey in France and the United States to evaluate interest in perennial grains. Results show that 57…