diff --git a/game-server/app/services/gvg/gvgPrepareService.ts b/game-server/app/services/gvg/gvgPrepareService.ts
index fd472775c..4bb241c2d 100644
--- a/game-server/app/services/gvg/gvgPrepareService.ts
+++ b/game-server/app/services/gvg/gvgPrepareService.ts
@@ -317,7 +317,7 @@ export function calFarmOutput(seedType: number, addType: number, farmId: number,
     let dicFarm = gameData.gvgResource.get(farmId);
     if(!dicGVGItem || !dicFarm) return { output: 0, outputStr: '' };
     let { value: foodBase } = dicGVGItem;
-    let addRatio = seedType == addType? GVG.GVG_SP_FIELD_ADD: 0;
+    let addRatio = seedType == addType? GVG.GVG_SP_FIELD_ADD * 100: 0;
     let farmRatio = dicFarm.fieldAdd;
     let cityRatio = getCitiesAdd(cities, GVG_RESOURCE_TYPE.FOOD);
     let techRatio = getTechAdd(activeTech);