4Tabe L, Hagan N, Higgins T J V. Plasticity of seed protein compo- sition in response to nitrogen and sulfur availability[ J]. Current O- pinion in Plant Biology,2002,5 ( 3 ) :212-217.
5Balestrasse K B,Tomaro M L, Batlle A, et al. The role of 5-amin- olevulinic acid in the response to cold stress in soybean plants[ J]. Phytoehemistry ,2010,71:2038-2045.