To analyze the function of PtAP3, an APETALA3 (AP3) homologue gene isolated from Populus tomentosa Carr., the full length sequence (1 797 bp) and a fragment (87
The soybean (Glycine max) Heihe No. 23 is sensitive to imbibitional chilling injury. Polyethylene glycol (PEG)treatment can improve chilling tolerance of soybea