comparative study on the behaviour of dormant and non-dormant corm segments of Gladiolus cv. Peter pears to initiate calli and develop shoots in vitro

bourgeon buds cal callo callus cormo corms cormus cultivo in vitro culture in vitro dormance dormancy dormición gladiolus in vitro culture ornamental bulbs plantas de bulbo ornamentales plante ornementale bulbeuse yema (planta)