diff --git a/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetFour.prefab b/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetFour.prefab
index 2ac73c3b..4aabdcfb 100644
--- a/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetFour.prefab
+++ b/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetFour.prefab
@@ -256,6 +256,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 1657f65ff2fe42ba87efbe278055bb7d, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  board: {fileID: 6693492134046962342}
   lineName: 0
   seedlings:
   - {fileID: 317074946776237483}
diff --git a/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetThree.prefab b/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetThree.prefab
index 1b02437f..432c5503 100644
--- a/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetThree.prefab
+++ b/popcorn/Assets/MyGame/Scenes/CornField/Prefabs/SetThree.prefab
@@ -222,6 +222,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 1657f65ff2fe42ba87efbe278055bb7d, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  board: {fileID: 6693492134046962342}
   lineName: 1
   seedlings:
   - {fileID: 6009788312675045274}
diff --git a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/PlantLine.cs b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/PlantLine.cs
index d8947b61..bba79469 100644
--- a/popcorn/Assets/MyGame/Scenes/CornField/Scripts/PlantLine.cs
+++ b/popcorn/Assets/MyGame/Scenes/CornField/Scripts/PlantLine.cs
@@ -1,4 +1,6 @@
+using System;
 using System.Collections.Generic;
+using TMPro;
 using UnityEngine;
 
 public enum PlantLineType
@@ -9,8 +11,30 @@ public enum PlantLineType
 }
 public class PlantLine : MonoBehaviour
 {
+    [SerializeField] private TextMeshPro board;
     [SerializeField] private PlantLineType lineName;
     [SerializeField] private List<CornSeedling> seedlings = new List<CornSeedling>();
     public PlantLineType LineName => lineName;
     public List<CornSeedling> Seedlings => seedlings;
+    public CornFieldRank FieldLevel { get; private set; }
+    private readonly string boardFormat = "x{0}";
+
+    public void SetFieldLevel(CornFieldRank rank)
+    {
+        FieldLevel = rank;
+        switch (rank)
+        {
+            case CornFieldRank.Rank1:
+                board.text = string.Format(boardFormat, 1);
+                break;
+            case CornFieldRank.Rank2:
+                board.text = string.Format(boardFormat, 2);
+                break;
+            case CornFieldRank.Rank3:
+                board.text = string.Format(boardFormat, 3);
+                break;
+            default:
+                throw new ArgumentOutOfRangeException(nameof(rank), rank, null);
+        }
+    }
 }