Effects of Nitrogen and Potassium Reduction on Yield and Photosynthetic Characteristics of Double Cropping Rice by Astragalus sinicus and Late Rice Straw Returning
HU Kexin, LUO Zunchang, DONG Chunhua, SUN Mei, HONG Xi, XIE Yi, ZHOU Xuan, LIU Jie, SUN Geng
ACTA AGRICULTURAE BOREALI-SINICA . 2020, (1): 141 -148 .  DOI: 10.7668/hbnxb.20190303