贵州铜仁地区红苕缺素试验初报朱青，尹迪信，易斌，肖厚军，闫献芳（贵州省农业科学院）本试验主要研究红苕在氮素水平一致的条件下，进行磷、钾、硼、铜、硫五种元素的缺素试验，找出各元素对红苕产量的影响，为今后红苕高产提供科学施肥依据。１材料与方法１．１试验地... Preliminary study on the lack of prime trial of red snapper in Tongren, Guizhou Zhu Qing, Yin Dixin, Yi Bin, Xiao Houjun, Yan Xianfang (Guizhou Academy of Agricultural Sciences) This experiment mainly studied the effect of phosphorus, potassium, boron, Five elements of the lack of test to find out the impact of the elements on the yield of red yeast rice, for future high-yield red yeast rice to provide scientific basis for fertilization. 1 materials and methods 1.1 test ground ...