diff --git a/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java b/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
index e0455a1b..06ddffc7 100644
--- a/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
+++ b/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
@@ -23,6 +23,8 @@ import java.util.Arrays;
 import java.util.Iterator;
 import java.util.Map;
 
+import codechicken.nei.api.API;
+
 public class GT_MachineRecipeLoader implements Runnable {
     private final MaterialStack[][] mAlloySmelterList = {{new MaterialStack(Materials.Tetrahedrite, 3L), new MaterialStack(Materials.Tin, 1L), new MaterialStack(Materials.Bronze, 3L)}, {new MaterialStack(Materials.Tetrahedrite, 3L), new MaterialStack(Materials.Zinc, 1L), new MaterialStack(Materials.Brass, 3L)}, {new MaterialStack(Materials.Copper, 3L), new MaterialStack(Materials.Tin, 1L), new MaterialStack(Materials.Bronze, 4L)}, {new MaterialStack(Materials.Copper, 3L), new MaterialStack(Materials.Zinc, 1L), new MaterialStack(Materials.Brass, 4L)}, {new MaterialStack(Materials.Copper, 1L), new MaterialStack(Materials.Nickel, 1L), new MaterialStack(Materials.Cupronickel, 2L)}, {new MaterialStack(Materials.Copper, 1L), new MaterialStack(Materials.Redstone, 4L), new MaterialStack(Materials.RedAlloy, 1L)}, {new MaterialStack(Materials.AnnealedCopper, 3L), new MaterialStack(Materials.Tin, 1L), new MaterialStack(Materials.Bronze, 4L)}, {new MaterialStack(Materials.AnnealedCopper, 3L), new MaterialStack(Materials.Zinc, 1L), new MaterialStack(Materials.Brass, 4L)}, {new MaterialStack(Materials.AnnealedCopper, 1L), new MaterialStack(Materials.Nickel, 1L), new MaterialStack(Materials.Cupronickel, 2L)}, {new MaterialStack(Materials.AnnealedCopper, 1L), new MaterialStack(Materials.Redstone, 4L), new MaterialStack(Materials.RedAlloy, 1L)}, {new MaterialStack(Materials.Iron, 1L), new MaterialStack(Materials.Tin, 1L), new MaterialStack(Materials.TinAlloy, 2L)}, {new MaterialStack(Materials.WroughtIron, 1L), new MaterialStack(Materials.Tin, 1L), new MaterialStack(Materials.TinAlloy, 2L)}, {new MaterialStack(Materials.Iron, 2L), new MaterialStack(Materials.Nickel, 1L), new MaterialStack(Materials.Invar, 3L)}, {new MaterialStack(Materials.WroughtIron, 2L), new MaterialStack(Materials.Nickel, 1L), new MaterialStack(Materials.Invar, 3L)}, {new MaterialStack(Materials.Tin, 9L), new MaterialStack(Materials.Antimony, 1L), new MaterialStack(Materials.SolderingAlloy, 10L)}, {new MaterialStack(Materials.Lead, 4L), new MaterialStack(Materials.Antimony, 1L), new MaterialStack(Materials.BatteryAlloy, 5L)}, {new MaterialStack(Materials.Gold, 1L), new MaterialStack(Materials.Silver, 1L), new MaterialStack(Materials.Electrum, 2L)}, {new MaterialStack(Materials.Magnesium, 1L), new MaterialStack(Materials.Aluminium, 2L), new MaterialStack(Materials.Magnalium, 3L)}, {new MaterialStack(Materials.Silver, 1L), new MaterialStack(Materials.Nikolite, 4L), new MaterialStack(Materials.BlueAlloy, 1L)}};
     private final static String aTextAE = "appliedenergistics2"; private final static String aTextAEMM = "item.ItemMultiMaterial"; private final static String aTextForestry = "Forestry";
@@ -1074,6 +1076,7 @@ if(Loader.isModLoaded("Railcraft")){
         GT_Values.RA.addCutterRecipe(new ItemStack(Blocks.wooden_slab, 1, 3), ItemList.Plank_Jungle.get(2L, new Object[0]), GT_Values.NI, 50, 8);
         GT_Values.RA.addCutterRecipe(new ItemStack(Blocks.wooden_slab, 1, 4), ItemList.Plank_Acacia.get(2L, new Object[0]), GT_Values.NI, 50, 8);
         GT_Values.RA.addCutterRecipe(new ItemStack(Blocks.wooden_slab, 1, 5), ItemList.Plank_DarkOak.get(2L, new Object[0]), GT_Values.NI, 50, 8);
+        boolean loaded = Loader.isModLoaded(aTextForestry);
         ItemStack[] coverIDs = new ItemStack[]{
         		ItemList.Plank_Larch.get(2L, new Object[0]), 
         		ItemList.Plank_Teak.get(2L, new Object[0]), 
@@ -1101,15 +1104,16 @@ if(Loader.isModLoaded("Railcraft")){
         		ItemList.Plank_Citrus.get(2L, new Object[0])};
         int i = 0;
         for(ItemStack cover : coverIDs){
+        	if(loaded){
         	ItemStack slabWood = GT_ModHandler.getModItem(aTextForestry, "slabs", 1, i);
         	ItemStack slabWoodFireproof = GT_ModHandler.getModItem(aTextForestry, "slabsFireproof", 1, i);
             GT_ModHandler.addCraftingRecipe(cover, GT_ModHandler.RecipeBits.NOT_REMOVABLE | GT_ModHandler.RecipeBits.REVERSIBLE, new Object[]{"s ", " P", 'P', slabWood});
             GT_ModHandler.addCraftingRecipe(cover, GT_ModHandler.RecipeBits.NOT_REMOVABLE | GT_ModHandler.RecipeBits.REVERSIBLE, new Object[]{"s ", " P", 'P', slabWoodFireproof});
             GT_Values.RA.addCutterRecipe(slabWood, cover, null, 40, 8);
             GT_Values.RA.addCutterRecipe(slabWoodFireproof, cover, null, 40, 8);
+        	}else{API.hideItem(cover);}
         	i++;
         }
-
         GT_Values.RA.addLatheRecipe(new ItemStack(Blocks.wooden_slab, 1, GT_Values.W), new ItemStack(Items.bowl,1), GT_OreDictUnificator.get(OrePrefixes.dustSmall, Materials.Wood, 1), 50, 8);
         GT_Values.RA.addLatheRecipe(GT_ModHandler.getModItem(aTextForestry, "slabs", 1L, GT_Values.W), new ItemStack(Items.bowl,1), GT_OreDictUnificator.get(OrePrefixes.dustSmall, Materials.Wood, 1), 50, 8);
         GT_Values.RA.addLatheRecipe(GT_ModHandler.getModItem(aTextEBXL, "woodslab", 1L, GT_Values.W), new ItemStack(Items.bowl,1), GT_OreDictUnificator.get(OrePrefixes.dustSmall, Materials.Wood, 1), 50, 8);