There is a rectangular vegetable field with a length of 25 meters and a width of 9 meters. If 8 kilograms of vegetables are harvested per square meter, how many kilograms of vegetables can this field harvest?
有一块长方形菜地，长25米，宽9米，如果每平方米收青菜8千克，这块地可以收菜多少千克？
<gadget id="calculator">25 * 9 * 8</gadget>
<output>1_800</output>

<result>1_800</result>