Light and polyethylene glycol influence accumulation of lipids in hypocotyl derived somatic embryos of Brassica juncea L. Czern and Coss

acide gras alcoholes alcohols alcool amidon azucares beta-fructofuranosidase brassica juncea chemical composition composition chimique cultivo de tejidos culture de tissu enzymic activity fatty acids fotoperiodismo fructofuranosidasa fructofuranosidase indian mustard ligasas ligase ligases light lipide lipids luz photoperiodicity polietileno polyethylene somatic embryogenesis starch sucres sugars tissue culture