Chaim Weizmann Yechiel, a leading Israeli agronomist, became commander of the Israeli Air Force and also served as President of Israel. Chaim Weizmann is buried beside his wife in the garden of his home at the Weizmann estate, which is located on the grounds of Israel's science research institute named after him. Weizmann was absent from the first Zionist conference, held in 1897 in Basel, Switzerland, because of travel problems, but he attended each one thereafter. Beginning in 1901, he lobbied for the founding of a Jewish institution of higher learning in Palestine. Together with Martin Buber and , he presented a
Rehovot That year, Rehovot had a population of 3,193. The agricultural research station that opened in Rehovot in 1932 became the Department of Agriculture of the Hebrew University of Jerusalem. In 1933, a juice factory was built. In 1934, Chaim Weizmann established the Sieff Institute, which later became the Weizmann Institute of Science. In 1937, Weizmann built his home on the land purchased adjacent to the Sieff Institute. The house later served as the presidential residence after Weizmann became president in 1948. Weizmann and his wife are buried on the grounds of the institute. In 1945, Rehovot had a population of