本文以“Alabama”品种红掌的组培试管苗为试验材料,对其水培体系进行研究.结果表明,温室大棚条件下,水培试管苗的最适营养液E C ......

Host: When we last spoke with Ben Raines of the 1)Weeks Bay Foundation in Alabama about a year ago, he told us an amazin......