The Effect of the Zinc Fertilizer on Dry Matter Accumulation and the Grain Filling Process of SunFlower
ZHNAG Jun, ZHANG Run-sheng, ZHANG Sheng
ACTA AGRICULTURAE BOREALI-SINICA . 2009, (1): 189 -193 .  DOI: 10.7668/hbnxb.2009.01.042