Influence of exogenous L-proline on embryogenic cultures of larch (Larix leptoeuropaea Dengler), sitka spruce (Picea sitchensis (Bong.) Carr.) and oak (Quercus robur L.) subjected to cold and salt stress
Ann. For. Sci., 61 2 (2004) 125-128
DOI: https://doi.org/10.1051/forest:2004003