. "1893-04-03Z"^^ . . . "Robert Willard Hodgson (1893\u20131966), was an American botanist, taxonomist and agricultural researcher located in the California State, an exceptional citrus and avocado expert. He was a co-author of The Citrus Industry book, emeritus professor of University of California, and dean of the College of Agriculture."@en . . . "American agronomist" . "Hodgson, Robert"@en . "1893Z"^^ . . "1966Z"^^ .