diff --git a/app/Http/Controllers/DeviceController.php b/app/Http/Controllers/DeviceController.php
index c28ae22..4fbabfe 100644
--- a/app/Http/Controllers/DeviceController.php
+++ b/app/Http/Controllers/DeviceController.php
@@ -518,6 +518,21 @@ class DeviceController extends Controller
                     'p',
                     'k',
                 ];
+
+                switch ($device->supplier_key) {
+                    case 'device-supplier-biang':
+                        $fields = [
+                            'conductivity',
+                            'humidity',
+                            'temperature',
+                            'n',
+                            'p',
+                            'k',
+                            'ph',
+                        ];
+                        break;
+                }
+
                 /** @var \Illuminate\Support\Collection */
                 $monitoringLogs = (
                         $isSameDay
diff --git a/app/Models/SoilMonitoringDailyLog.php b/app/Models/SoilMonitoringDailyLog.php
index d5f3409..9a73b80 100644
--- a/app/Models/SoilMonitoringDailyLog.php
+++ b/app/Models/SoilMonitoringDailyLog.php
@@ -22,6 +22,7 @@ class SoilMonitoringDailyLog extends Model
         'n',
         'p',
         'k',
+        'ph',
         'moisture',
         'monitored_at',
     ];
diff --git a/app/Models/SoilMonitoringLog.php b/app/Models/SoilMonitoringLog.php
index 1845557..c9e37ee 100644
--- a/app/Models/SoilMonitoringLog.php
+++ b/app/Models/SoilMonitoringLog.php
@@ -27,6 +27,7 @@ class SoilMonitoringLog extends Model
         'n',
         'p',
         'k',
+        'ph',
         'monitored_at',
         'moisture',
         'is_filled',
diff --git a/app/Services/BiAngDeviceService.php b/app/Services/BiAngDeviceService.php
index 4a6e2b4..e57604e 100644
--- a/app/Services/BiAngDeviceService.php
+++ b/app/Services/BiAngDeviceService.php
@@ -99,6 +99,7 @@ class BiAngDeviceService
                         'soilConductivity' => 'conductivity',
                         'soilTemperature' => 'temperature',
                         'soilMoisture' => 'humidity',
+                        'soilPH' => 'ph',
                         default => null,
                     };
 
@@ -418,6 +419,7 @@ class BiAngDeviceService
                 'temperature' => ['sum' => 0, 'count' => 0],
                 'humidity' => ['sum' => 0, 'count' => 0],
                 'moisture' => ['sum' => 0, 'count' => 0],
+                'ph' => ['sum' => 0, 'count' => 0],
             ];
 
             foreach ($soilReports as $soilReport) {
diff --git a/database/migrations/2024_06_02_130959_add_ph_to_soil_monitoring_logs_table.php b/database/migrations/2024_06_02_130959_add_ph_to_soil_monitoring_logs_table.php
new file mode 100644
index 0000000..f42c710
--- /dev/null
+++ b/database/migrations/2024_06_02_130959_add_ph_to_soil_monitoring_logs_table.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('soil_monitoring_logs', function (Blueprint $table) {
+            $table->decimal('ph', 4, 2)->nullable()->comment('酸碱度');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('soil_monitoring_logs', function (Blueprint $table) {
+            $table->dropColumn(['ph']);
+        });
+    }
+};
diff --git a/database/migrations/2024_06_02_131158_add_ph_to_soil_monitoring_daily_logs_table.php b/database/migrations/2024_06_02_131158_add_ph_to_soil_monitoring_daily_logs_table.php
new file mode 100644
index 0000000..7859aec
--- /dev/null
+++ b/database/migrations/2024_06_02_131158_add_ph_to_soil_monitoring_daily_logs_table.php
@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('soil_monitoring_daily_logs', function (Blueprint $table) {
+            $table->decimal('ph', 4, 2)->nullable()->comment('酸碱度');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('soil_monitoring_daily_logs', function (Blueprint $table) {
+            $table->dropColumn(['ph']);
+        });
+    }
+};