Changes of Calcareous Soil P Stocks and Inorganic P Fractions of Solar Greenhouse with Planting Term in Shanxi
WANG Jin-song, JIAO Xiao-yan, WANG Li-ge, DONG Er-wei
ACTA AGRICULTURAE BOREALI-SINICA . 2012, (3): 203 -207 .  DOI: 10.3969/j.issn.1000-7091.2012.03.039