9Boetsch J,Chin J,Ling M,et al.Elevated carbon dioxide affects the patterning of subsidiary cells in Tradescantia stomatal complexes[J].J.Exp.Bot.,1996,47:925-931.
10Rogers G S,Milham P J,Gillings M,et al.Sink strength may be the key to growth and nitrogen responses in N-deficient wheat at elevated CO2[J].Aust.J.Plant Physiol,1996,23:253-264.
