入侵植物加拿大一枝黄花根际解钾菌多样性及解钾活性

闫雅楠,叶小齐,吴明,闫明,张昕丽

Diversity and potassium-solubilizing activity of rhizosphere potassium-solubilizing bacteria of invasive Solidago canadensis

YAN Ya-Nan,YE Xiao-Qi,WU Ming,YAN Ming,ZHANG Xin-Li

表2 加拿大一枝黄花15株根际解钾菌菌落特征和解钾能力

Table 2 Colony characteristics and potassium-solubilizing ability of 15 strains of rhizosphere potassium-solubilizing bacteria from Solidago canadensis

菌株编号 Strain No. 菌落形态特征 Colony morphology characteristics 解钾圈半径 potassium- solubilizing ring (R)(cm) 菌落半径 Radius of the colony (r)(cm) R/r H5-1 菌斑小且不规则, 白色 Plaque small and irregular, white 0.29 0.26 1.14 H1-3 菌斑大, 凸起低, 色素淡且均匀 Plaque large, low protuberance, light and uniform pigmentation 1.08 0.93 1.16 H1-4 不规则凸起, 透明, 较少色素 Irregular protuberance, transparency, less pigmentation 0.56 0.48 1.17 H6-5 小液滴状, 边缘规则, 色素呈放射状 Small droplets with regular edges and radial pigments 0.47 0.45 1.04 H3-8 菌斑小且不规则, 色素深呈放射状 plaque small and irregular, dark and radial pigments 0.42 0.25 1.68 H5-10 不规则凸起, 菌斑乳白色, 边缘黄色沉着 Irregular protuberance, milky white plaque, yellow edge 0.66 0.53 1.26 H1-12 不规则液滴状, 边缘模糊, 中央色素沉着 Irregular droplet shape, blurred edge, central pigmentation 0.78 0.66 1.18 H2-14 液滴状, 凸起高, 色素呈圆形 Droplet-shaped, tall protuberance, rounded pigments 0.84 0.54 1.56 H1-15 菌斑小, 边缘不规则, 色素呈伞状 Plaque small, irregular margin, umbrella-shaped pigments 0.56 0.38 1.46 H2-16 不规则液滴状, 浑浊, 中央色素沉着 Irregular droplet, turbid, central pigmentation 0.62 0.40 1.55 H2-17 规则小液滴凸起, 色素少 Regular small droplets protruding, less pigmentation 0.52 0.32 1.63 H5-18 液滴状, 透明, 中央色素沉着 Droplet-like, transparent, central pigmentation 0.72 0.52 1.38 H1-19 边缘锯齿形, 液滴状, 色素呈同心圆状 Edge serrated, droplet-shaped, concentric circle of pigments 1.10 0.74 1.49 H2-20 菌斑较大, 规则液滴状, 色素均匀 Plaque large, regular droplet shape, uniform pigmentation 1.00 0.64 1.56 H1-21 规则液滴状, 凸起高, 透明, 色素少 Regular droplet shape, high protrusion, transparent, less pigmentation 0.94 0.56 1.68