Stage two required the importation and promotion of high quality foreign strains. Now that this has been achieved, Hsieh's team is concentrating on making hybrids of local and foreign strains able to perform well under local conditions.
多國各地情況不同，譬如西北部土壤鹽份較高，作物生長不易，農技團員帶著多種種籽前往試種，期能找出最適合當地生長的品種。