diff --git a/VRAHerbicide-API.md b/VRAHerbicide-API.md
index f0f2f87..0146ca1 100644
--- a/VRAHerbicide-API.md
+++ b/VRAHerbicide-API.md
@@ -25,7 +25,7 @@ For the currently available public FarmMaps API you can take a look at swagger:
             * This is an asynchronous process and can take a while before all data is collected in FarmMaps.
     * *Upload own data*
         * IF shape data, convert to geotiff.
-    * Querying predefined herbicide agents (for input constants if none available beforehand)
+    * Querying predefined herbicide agents
 * Task 'vnd.farmmaps.task.vraherbicide' must be executed to create an application map.
 * Task 'vnd.farmmaps.task.taskmap' can be executed to create a taskmap.
 * Download item data (tiff of shape)
@@ -65,34 +65,27 @@ Response 403 No WRITE permissions in item
 Response 404 Item not found  
 
 ###### Querying predefined herbicide agents.
-A list of herbicide agents can be requested by finding the "vnd.farmmaps.package.vra.herbicide" items, taking the first item found and reading it's data field 'agents' array content.  
+A list of herbicide agents can be requested by getting the "vnd.farmmaps.itemtype.codelist.fm006" items from farmmaps.  
 > Request
 ```javascript
-GET /api/v1/items/?it=vnd.farmmaps.package.vra.herbicide
+GET /api/v1/items/?it=vnd.farmmaps.itemtype.codelist.fm006
 ```
 > Response 201
 ```javascript
-{
+[
+{   
     "code": "....",
-    "data": {
-       "agents": [
-           {
-            "name": "Liberator",
-            "SoilType": "Dalgrond",
-            "ExtraInputType": "Lutum",
-            "MinDosis": 2,
-            "MaxDosis": 3,
-            "A": 0.1428,
-            "B": 1.285714,
-            "C": 1,
-            "D": 97,
-            "E": 3,
-            "P": 1,
-            "Crop": "Zetmeelaardappelen"
-          }
-        ]
+    // ....
+    "data": 
+    {
+        "code": "0001",
+        "crop": "zetmeelaardappelen",
+        "name": "arcade_challenge_olie",
+        ...
     }
-}
+},
+...
+]
 ```
 
 Response 400 Itemtype not found  
@@ -117,19 +110,7 @@ POST /api/v1/items/{code}/tasks
   "attributes": {
       "inputCode": "{itemCode}",
       "extraInputCode": "{extraItemCode}",
-      "agent": {
-            "SoilType": "Dalgrond",
-            "ExtraInputType": "Lutum",
-            "MinDosis": 2,
-            "MaxDosis": 3,
-            "A": 0.1428,
-            "B": 1.285714,
-            "C": 1,
-            "D": 97,
-            "E": 3,
-            "P": 1,
-            "Crop": "Zetmeelaardappelen"
-          }
+      "agentCode": "0001"
   }
 }
 ```  
@@ -141,19 +122,7 @@ POST /api/v1/items/{code}/tasks
   "attributes": {
       "inputCode": "{itemCode}",
       "extraInputCode": "{extraItemCode}",
-      "agent": {
-            "SoilType": "Dalgrond",
-            "ExtraInputType": "Lutum",
-            "MinDosis": 2,
-            "MaxDosis": 3,
-            "A": 0.1428,
-            "B": 1.285714,
-            "C": 1,
-            "D": 97,
-            "E": 3,
-            "P": 1,
-            "Crop": "Zetmeelaardappelen"
-          }
+      "agentCode": "0001"
   }
 }
 ```