2Grata U C. Efficiency of foliar as soil application micronutrient anions for crop utilization [C]// Transactions 14th international Congress of soil sic, 1990:238-242.
3Abd E I-Mohdy H L. Radiation-induced degradation of sodium alginate and its plant growth promotion effect [J]. Arabian Journal of Chemistry, 2012, 10 ( 3 ): 1-36.
4Aftab T, Khan M, Idrees M, et al. Enhancing the growth, photosynthetic capacity and artemisinin content in Artemisia annua L by irradiated sodium alginate[J]. Radiation Physics and Chemistry, 2011, 80(7): 833-836.
