diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/mapper/CookNutritionTypeMapper.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/mapper/CookNutritionTypeMapper.java
index a1d62c7..d17cf4d 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/mapper/CookNutritionTypeMapper.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/mapper/CookNutritionTypeMapper.java
@@ -86,4 +86,10 @@ public interface CookNutritionTypeMapper {
      * @return 食材小类列表
      */
     public List<NutritionTypeVO> selectLittleTypeList(String id);
+    /**
+     * 检查是否存在菜品使用了指定的营养类型
+     * @param nutritionTypeIds 营养类型ID数组
+     * @return 存在的数量
+     */
+    int checkIsExistCook(@Param("nutritionTypeIds") Long[] nutritionTypeIds);
 }
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/service/impl/CookNutritionTypeServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/service/impl/CookNutritionTypeServiceImpl.java
index cef73b5..850eec9 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/service/impl/CookNutritionTypeServiceImpl.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/cook/service/impl/CookNutritionTypeServiceImpl.java
@@ -123,6 +123,11 @@ public class CookNutritionTypeServiceImpl implements ICookNutritionTypeService {
         if (code > 0) {
             throw new ServiceException("删除失败，营养类型下存在子集");
         }
+        // 检查是否有食材使用该营养类型
+        int count = cookNutritionTypeMapper.checkIsExistCook(nutritionTypeIds);
+        if (count > 0) {
+            throw new ServiceException("删除失败，营养类型下存在食材");
+        }
         return cookNutritionTypeMapper.deleteCookNutritionTypeByNutritionTypeIds(nutritionTypeIds);
     }
 
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/screening/service/DataScreeningServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/screening/service/DataScreeningServiceImpl.java
index 46fd720..419abb9 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/screening/service/DataScreeningServiceImpl.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/screening/service/DataScreeningServiceImpl.java
@@ -47,7 +47,7 @@ public class DataScreeningServiceImpl implements DataScreeningService {
         String currentDate = DateUtils.getDate();
         String yesterday = getLastDate(-1);
         //获取上一个有食堂订单的日期
-        yesterday = getLastDate(lastDay, yesterday);
+//        yesterday = getLastDate(lastDay, yesterday);
         // 查询各项数据
         addSingleItem("今日食堂营业额（元）", currentDate, yesterday, list, 11, TURNOVER);
         addSingleItem("今日食堂订单量（个）", currentDate, yesterday, list, 11, ORDER);
@@ -135,6 +135,9 @@ public class DataScreeningServiceImpl implements DataScreeningService {
             BigDecimal rate = todayNum.subtract(yesterdayNum)
                     .divide(yesterdayNum, 4, RoundingMode.HALF_UP)
                     .multiply(BigDecimal.valueOf(100));
+            if (rate.compareTo(BigDecimal.valueOf(100)) > 0) {
+                rate = BigDecimal.valueOf(100);
+            }
             today.setRate(String.format("%.2f", rate));
         }
 
diff --git a/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/cook/CookNutritionTypeMapper.xml b/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/cook/CookNutritionTypeMapper.xml
index 37d7162..747236f 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/cook/CookNutritionTypeMapper.xml
+++ b/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/cook/CookNutritionTypeMapper.xml
@@ -99,4 +99,11 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             #{nutritionTypeId}
         </foreach>
     </delete>
+
+    <select id="checkIsExistCook" resultType="int">
+        select count(1) from cook_nutrition where nutrition_type_id in
+        <foreach item="nutritionTypeId" collection="nutritionTypeIds" open="(" separator="," close=")">
+            #{nutritionTypeId}
+        </foreach>
+    </select>
 </mapper>
\ No newline at end of file