diff --git a/Makefile b/Makefile
index 568a776..80ae3fe 100644
--- a/Makefile
+++ b/Makefile
@@ -26,8 +26,11 @@
 #
 
 # Récupérer les données statistiques depuis l'API Istex
-fetch-api-istex:
-	echo "Récupération des données depuis l'API Istex"
+harvest:
+	timestamp=$$(date +%Y-%m-%d)
+	file_name="$${timestamp}_istex_stats.jsonl"
+	./script/harvester/harvester.sh > ./data/records/$$file_name
+
 
 # Récupérer les données de l'instance loaded corpus pour créer un mapping identifiant corpus => ARK
 fetch-loaded-corpus:
@@ -79,9 +82,9 @@
 		-H "Authorization: Bearer $$(make -s lodex-auth)" \
 		-H 'Accept: application/json' \
 
-.PHONY: setup fetch-api-istex fetch-loaded-corpus lodex-clean-json-keys \
+.PHONY: setup harvest fetch-loaded-corpus lodex-clean-json-keys \
         mapping-corpus-ark merge-loaded-corpus-data export-all \
         export-excel export-lodex lodex-auth \
         lodex-backup-template lodex-backup-data backup \
         lodex-delete-instance-data lodex-import-template lodex-import-data \
-        publish-lodex
\ No newline at end of file
+        publish-lodex
diff --git a/schema/schema.json b/schema/schema.json
index 877cd19..b2a43f2 100644
--- a/schema/schema.json
+++ b/schema/schema.json
@@ -140,6 +140,34 @@
           "additionalProperties": false
         },
         {
+          "title": "istex.host.genres",
+          "description": "Nombre de documents pour un host.genre spécifique d'ISTEX",
+          "type": "object",
+          "properties": {
+            "type": {
+              "type": "string",
+              "enum": ["istex.host.genres"],
+              "description": "Type de l'élément"
+            },
+            "date": {
+              "type": "string",
+              "format": "date",
+              "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
+              "description": "Date de la mesure au format yyyy-mm-dd"
+            },
+            "genre": {
+              "type": "string",
+              "description": "Genre des documents"
+            },
+            "nb": {
+              "type": "integer",
+              "description": "Nombre de documents dans le genre"
+            }
+          },
+          "required": ["type", "date", "genre", "nb"],
+          "additionalProperties": false
+        },
+        {
           "title": "istex.genres",
           "description": "Nombre de documents pour un genre spécifique d'ISTEX",
           "type": "object",
@@ -430,4 +458,4 @@
         }
       ]
     }
-  }
\ No newline at end of file
+  }
diff --git a/script/harvester/harvester.sh b/script/harvester/harvester.sh
index 8738f64..3acd1bb 100755
--- a/script/harvester/harvester.sh
+++ b/script/harvester/harvester.sh
@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+
 # URL de base de l'API ISTEX
 ISTEX_API=https://api.istex.fr/document
 
@@ -9,7 +11,7 @@
     response=$(curl --silent --get \
         --data-urlencode "q=$query" \
         --data-urlencode "facet=$facet[*]" \
-        --data-urlencore "size=0" \
+        --data-urlencode "size=0" \
         $ISTEX_API \
     )
 
@@ -22,7 +24,7 @@
     # Appel à l'API ISTEX avec curl, en spécifiant la requête et la facette
     response=$(curl --silent --get \
         --data-urlencode "q=$query" \
-        --data-urlencore "size=0" \
+        --data-urlencode "size=0" \
         $ISTEX_API \
     )
 
@@ -137,24 +139,26 @@
 }
 
 handle_request "*" "corpusName" "" "corpus.nb_doc"
-handle_request "*" "language" "" "istex.languages"
 handle_request "*" "accessCondition.value" "" "istex.access_condition"
+handle_request "*" "language" "" "istex.languages"
 handle_request "*" "enrichments.type" "" "istex.enrichments"
-handle_request "*" "host.genre" "" "istex.genre"
+handle_request "*" "host.genre" "" "istex.host.genres"
+handle_request "*" "genre" "" "istex.genres"
 handle_request "*" "categories.inist" "" "istex.categories.inist"
+handle_request "*" "categories.wos" "" "istex.categories.wos"
 handle_request "*" "categories.scopus" "" "istex.categories.scopus"
 handle_request "*" "categories.scienceMetrix" "" "istex.categories.scienceMetrix"
-handle_request "*" "categories.wos" "" "istex.categories.wos"
 
 handle_request "*" "corpusName" "accessCondition.value" "corpus.access_condition"
 handle_request "*" "corpusName" "enrichments.type" "corpus.enrichment"
-handle_request "*" "corpusName" "host.genre" "corpus.genre"
+handle_request "*" "corpusName" "language enrichments.type" "corpus.enrichment.lang"
+handle_request "*" "corpusName" "language" "corpus.language"
+handle_request "*" "corpusName" "host.genre" "corpus.host.genre"
 handle_request "*" "corpusName" "categories.inist" "corpus.category.inist"
 handle_request "*" "corpusName" "categories.scopus" "corpus.category.scopus"
 handle_request "*" "corpusName" "categories.scienceMetrix" "corpus.category.scienceMetrix"
 handle_request "*" "corpusName" "categories.wos" "corpus.category.wos"
 handle_request "*" "corpusName" "genre" "corpus.genre"
-handle_request "*" "corpusName" "language language" "corpus.enrichment.lang"
 
 fetch_total "*" | type "istex.nb_doc" | stamp
 fetch_total "enrichments.type.raw:*" | type "istex.nb_doc_enrichis" | stamp