diff --git a/api.lua b/api.lua
index feeba9e..ab79de4 100644
--- a/api.lua
+++ b/api.lua
@@ -142,7 +142,7 @@ function maidroid.register_maidroid(product_name, def)
   minetest.register_craftitem(product_name.."_swawn_egg", {
     description = def.description.." Swapn Egg",
     on_use = function(itemstack, user, pointed_thing)
-      minetest.add_entity(pointed_thing.above, "maidroid:maidroid")
+      minetest.add_entity(pointed_thing.above, product_name)
       return itemstack
     end
   })
diff --git a/maidroids.lua b/maidroids.lua
index 59a29b6..652048c 100644
--- a/maidroids.lua
+++ b/maidroids.lua
@@ -11,9 +11,11 @@ maidroid.register_maidroid("maidroid:maidroid", {
 maidroid.register_maidroid("maidroid:maidroid_mk2", {
   hp_max = 10,
   description = "Maidroid : Maidroid MkII",
+  textures = {"maidroid_mk2.png"},
 })
 
 maidroid.register_maidroid("maidroid:maidroid_mk3", {
   hp_max = 10,
   description = "Maidroid : Maidroid MkIII",
+  textures = {"maidroid_mk3.png"},
 })
diff --git a/models/maidroid_mk2.png b/models/maidroid_mk2.png
new file mode 100644
index 0000000..97690e1
Binary files /dev/null and b/models/maidroid_mk2.png differ
diff --git a/models/maidroid_mk3.png b/models/maidroid_mk3.png
new file mode 100644
index 0000000..5436d06
Binary files /dev/null and b/models/maidroid_mk3.png differ
diff --git a/modules/_aux.lua b/modules/_aux.lua
index ad9362b..3978db6 100644
--- a/modules/_aux.lua
+++ b/modules/_aux.lua
@@ -47,7 +47,7 @@ end
 -- 落ちているアイテムを拾う
 function maidroid.modules._aux.pickup_item(self, radius, target_pred)
   local pos = self.object:getpos()
-  local pred = target_list or (function(itemstring) return true end)
+  local pred = target_pred or (function(itemstring) return true end)
   local all_objects = minetest.get_objects_inside_radius(pos, radius)
   for _, obj in ipairs(all_objects) do
     if not obj:is_player() and obj:get_luaentity() then
diff --git a/modules/farming_module.lua b/modules/farming_module.lua
index 4817eb6..9968de4 100644
--- a/modules/farming_module.lua
+++ b/modules/farming_module.lua
@@ -72,7 +72,7 @@ maidroid.register_module("maidroid:farming_module", {
       elseif pos.x == self.preposition.x or pos.z == self.preposition.z then
 	_aux.change_dir(self)
       elseif forward_node.name == "air"
-      and minetest.get_item_group(inetest.get_node(forward_under_pos).name, "wet") > 0
+      and minetest.get_item_group(minetest.get_node(forward_under_pos).name, "wet") > 0
       and has_seed_item(self) then
 	self.state = state.plant
 	self.object:set_animation(maidroid.animations.mine, 15, 0)
@@ -85,6 +85,7 @@ maidroid.register_module("maidroid:farming_module", {
     elseif self.state == state.punch then
       if self.time_count >= max_punch_time then
 	if maidroid.util.table_find_value(target_plants_list, forward_node.name) then
+	  minetest.remove_node(forward_pos)
 	  local inv = minetest.get_inventory{type = "detached", name = self.invname}
 	  local stacks = minetest.get_node_drops(forward_node.name)
 	  for _, stack in ipairs(stacks) do