Effect of Bagging on Contents of Mineral Elements in Huangguan Pear Fruit
HAN Yan-xiao, WANG Yong-bo, LIU Shu-hai, WANG Ya-ru, LI Yong, LI Xiao, WANG Ying-tao
ACTA AGRICULTURAE BOREALI-SINICA . 2012, (S1): 144 -148 .  DOI: 10.3969/j.issn.1000-7091.2012.z1.029