Bacteria culture bottle

The utility model discloses a bacterial culture bottle, which relates to the technical field of bacterial culture bottles and comprises a bottle body, a bottle cap covers the top end of the bottle body, and threads are mounted on the outer surface of the top end of the bottle body and the inner ring of the bottle cap. According to the bacterial culture bottle, the bottle body and the bottle cap are arranged, so that the bottle body can be closed according to requirements in the culture and use process, and through the arrangement of the convex blocks with the raised bottoms and the blocking strips on the side walls, bacterial agglomerates can be dispersed in the shaking culture process, so that thalli form uniform individuals, and the proliferation of the bacteria is facilitated; the culture bottle can quickly increase the culture concentration of bacteria under the same condition, the plug is upwards drawn out by arranging the plug when the bacteria in the bottle body need to be sampled, so that a dropper ca