But they are not. "We thought about this ten years ago when we started the project of damiana propagation," says Lilia Alcaraz Melendez. "We decided on tissue-culture propagation."
十年前便開始從事人工培育大迷亞納計畫的梅倫德說，「我們就是因為想到這點而投入這個計畫，改用組織培養法的方式做人工栽培。」