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Elusive Longer-Run Impacts of Head Start: Replications Within and Across Cohorts

Autor: Pages, Remy J. -C., Lukes, Dylan J., Bailey, Drew H., Duncan, Greg J.

Using an additional decade of CNLSY data, this study replicated and extended Deming's (2009) evaluation of Head Start's life-cycle skill formation impacts in three ways. Extending the measurement interval for Deming's adulthood outcomes, we found no

Externí odkaz: http://arxiv.org/abs/1903.01954

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Akademický článek

Strong pollen limitation in genetically uniform hybrid chestnut orchards despite proximity to chestnut forests

Autor: Clément Larue, Rémy J. Petit

Publikováno v: Annals of Forest Science, Vol 80, Iss 1, Pp 1-16 (2023)

Abstract Key message In arboriculture, the number and diversity of pollen donors can have a major impact on fruit production. We studied pollination insurance in hybrid chestnut orchards (C. sativa × C. crenata) provided by nearby wild European ches

Externí odkaz: https://doaj.org/article/e069af9a7d9b43a482b69ce04351e85b

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Akademický článek

Effects of the cascading translocations of larch (Larix decidua Mill.) on canker disease due to Lachnellula willkommii (R. Hartig) Dennis

Autor: Cécile Robin, Stefanie Wagner, Olivier Baubet, François Ehrenmann, Bastien Castagneyrol, Xavier Capdevielle, Olivier Fabreguettes, Rémy J. Petit, Dominique Piou

Publikováno v: Annals of Forest Science, Vol 80, Iss 1, Pp 1-19 (2023)

Abstract Key message Appropriate silvicultural practices combined with the use of resistant Central European provenances can reduce the prevalence of larch canker caused by Lachnellula willkommii (R. Hartig) Dennis, a major disease affecting larch pl

Externí odkaz: https://doaj.org/article/1271f097a01a4fbbba53e6efdfa7b4de

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