diff --git a/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts b/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
index 92f41bce..9986e57d 100644
--- a/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
+++ b/backend/services/planting-service/src/pre-planting/application/services/pre-planting-reward.service.ts
@@ -208,9 +208,9 @@ export class PrePlantingRewardService {
       this.referralClient.getReferralChain(accountSequence),
       this.authorizationClient.getCommunityDistribution(accountSequence),
       this.authorizationClient.getProvinceAreaDistribution(stdProvinceCode),
-      this.authorizationClient.getProvinceTeamDistribution(accountSequence),
+      this.authorizationClient.getProvinceTeamDistribution(accountSequence, stdProvinceCode),
       this.authorizationClient.getCityAreaDistribution(stdCityCode),
-      this.authorizationClient.getCityTeamDistribution(accountSequence),
+      this.authorizationClient.getCityTeamDistribution(accountSequence, stdCityCode),
     ]);
 
     // 推荐奖励 (SHARE_RIGHT)
diff --git a/backend/services/planting-service/src/pre-planting/infrastructure/external/pre-planting-authorization.client.ts b/backend/services/planting-service/src/pre-planting/infrastructure/external/pre-planting-authorization.client.ts
index 4536c3f3..6c4ff016 100644
--- a/backend/services/planting-service/src/pre-planting/infrastructure/external/pre-planting-authorization.client.ts
+++ b/backend/services/planting-service/src/pre-planting/infrastructure/external/pre-planting-authorization.client.ts
@@ -45,19 +45,33 @@ export class PrePlantingAuthorizationClient {
 
   /**
    * 社区权益分配对象
+   *
+   * treeCount=0：预种阶段不计入社区月度考核，避免 addMonthlyTrees(NaN) 导致 Prisma 报错
    */
   async getCommunityDistribution(
     accountSequence: string,
   ): Promise<RewardDistributionResult> {
     try {
       const response = await firstValueFrom(
-        this.httpService.get<WrappedResponse<{ accountSequence: string }>>(
+        this.httpService.get<WrappedResponse<{ distributions: AreaDistributionItem[] }>>(
           `${this.baseUrl}/api/v1/authorization/community-reward-distribution`,
-          { params: { accountSequence } },
+          { params: { accountSequence, treeCount: 0 } },
         ),
       );
+
+      const distributions = response.data.data.distributions;
+      if (!distributions || distributions.length === 0) {
+        throw new Error('Empty distributions returned');
+      }
+
+      const target = distributions.find(d => !d.isSystemAccount) || distributions[0];
+
+      this.logger.debug(
+        `Community distribution for ${accountSequence}: ${target.accountSequence} (${target.reason})`,
+      );
+
       return {
-        recipientAccountSequence: response.data.data.accountSequence,
+        recipientAccountSequence: target.accountSequence,
         isFallback: false,
       };
     } catch (error) {
@@ -120,19 +134,34 @@ export class PrePlantingAuthorizationClient {
 
   /**
    * 省团队权益分配对象
+   *
+   * treeCount=0：预种阶段不计入省团队月度考核
    */
   async getProvinceTeamDistribution(
     accountSequence: string,
+    provinceCode: string,
   ): Promise<RewardDistributionResult> {
     try {
       const response = await firstValueFrom(
-        this.httpService.get<WrappedResponse<{ accountSequence: string }>>(
+        this.httpService.get<WrappedResponse<{ distributions: AreaDistributionItem[] }>>(
           `${this.baseUrl}/api/v1/authorization/province-team-reward-distribution`,
-          { params: { accountSequence } },
+          { params: { accountSequence, provinceCode, treeCount: 0 } },
         ),
       );
+
+      const distributions = response.data.data.distributions;
+      if (!distributions || distributions.length === 0) {
+        throw new Error('Empty distributions returned');
+      }
+
+      const target = distributions.find(d => !d.isSystemAccount) || distributions[0];
+
+      this.logger.debug(
+        `Province team distribution for ${accountSequence}: ${target.accountSequence} (${target.reason})`,
+      );
+
       return {
-        recipientAccountSequence: response.data.data.accountSequence,
+        recipientAccountSequence: target.accountSequence,
         isFallback: false,
       };
     } catch (error) {
@@ -194,19 +223,34 @@ export class PrePlantingAuthorizationClient {
 
   /**
    * 市团队权益分配对象
+   *
+   * treeCount=0：预种阶段不计入市团队月度考核
    */
   async getCityTeamDistribution(
     accountSequence: string,
+    cityCode: string,
   ): Promise<RewardDistributionResult> {
     try {
       const response = await firstValueFrom(
-        this.httpService.get<WrappedResponse<{ accountSequence: string }>>(
+        this.httpService.get<WrappedResponse<{ distributions: AreaDistributionItem[] }>>(
           `${this.baseUrl}/api/v1/authorization/city-team-reward-distribution`,
-          { params: { accountSequence } },
+          { params: { accountSequence, cityCode, treeCount: 0 } },
         ),
       );
+
+      const distributions = response.data.data.distributions;
+      if (!distributions || distributions.length === 0) {
+        throw new Error('Empty distributions returned');
+      }
+
+      const target = distributions.find(d => !d.isSystemAccount) || distributions[0];
+
+      this.logger.debug(
+        `City team distribution for ${accountSequence}: ${target.accountSequence} (${target.reason})`,
+      );
+
       return {
-        recipientAccountSequence: response.data.data.accountSequence,
+        recipientAccountSequence: target.accountSequence,
         isFallback: false,
       };
     } catch (error) {