Officials from the World Bank and the Forest Research Institute, Dehra Dun, visited the Seonthi Research Centre of the state Forest Department yesterday. Briefing the visiting members about various ongoing research trials in the Haryana state, the Deputy Conservator of the Forest Research and Training Division, Mr. Vivek Saxena, said under the World Bank project, the Forest Research institute had assisted the Haryana Forest Department in initiating tree improvement programme on large scale. Cloned seed orchards of different clones of eucalyptus and clonal multiplication areas were set up and provenance and progeny trials held for determining genotype and phenotype matching, in relation to agroclimatic conditions of Haryana.