What he did was see what was happening in Israel, larger approaches, and figure out how to do a drip irrigation, which is a way of bringing water directly to the plant stock.
Was er gemacht hat, war, das zu erkennen, was in Israel in größerem Stil geschah, und auszutüfteln, wie man eine Tröpfchenbewässerung anlegen kann, eine Methode, um Wasser direkt an die Pflanzenwurzel zu bringen.