few specialising in landscape design. Together with other educational and research establishments, the INHP researches the ecophysiology of plant development and production systems, genetic resources and plant breeding, plant protection, seed physiology, horticultural sectors of the economy, and forms in the landscape. [The Institut National Agronomique Paris-Grignon (INA P-G) was a French grande école. It was created in 1971 by merging the Institut national agronomique (Paris) and the École nationale supérieure d'Agronomie de Grignon, thus having a history that goes back to 1826.] INA P-G disappeared as an administrative entity on January 1, 2007, becoming part of AgroParisTech with ENSIA and ENGREF. See also Arboretum de Grignon Jardin botanique de l'Institut National Footnote References External links Video dated 1929 showing the ENSH at Versailles Further information Agrocampus Ouest official site paysagisme.com Le portail de référence des paysagistes francophones Le site de l'exposition florale Official website Official website Official website of AgroParisTech horticulture Educational institutions established in 1874 1874 establishments in France