moved to logic from api to lib

Models/YieldGreenManureModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FarmMapsAPI.Carbon.Models
+{
+    public class YieldGreenManureModel
+    {
+        public string ManureName { get; set; }
+        public double GoodQuality { get; set; }
+        public double AverageQuality { get; set; }
+        public double BadQuality { get; set; }
+    }
+}