diff --git a/app/controllers/admin/p_grades_controller.rb b/app/controllers/admin/p_grades_controller.rb
new file mode 100644
index 0000000..7a77712
--- /dev/null
+++ b/app/controllers/admin/p_grades_controller.rb
@@ -0,0 +1,76 @@
+# -*- encoding : utf-8 -*-
+
+class Admin::PGradesController < ApplicationController
+  layout "admin"
+  before_action :auth_admin
+
+  before_action :admin_space
+  
+  def admin_space
+    @admin_space = "default"
+  end
+  
+  def index
+    @p_grades = PGrade.all
+
+    @p_grades = sort_by_sorting(@p_grades, "id DESC")
+    respond_to do |format|
+      format.html{
+      
+        params[:search][:per_page] = params[:search][:per_page] || 100
+        per_page = params[:search][:per_page]
+        page = (params[:page] and params[:page] != "") ? params[:page] : 1 
+        @p_grades = @p_grades.page(page).per(per_page)
+      
+      }
+    end
+  end
+
+  def show
+    @p_grade = PGrade.find(params[:id])
+
+  end
+
+  def new
+    @p_grade = PGrade.new
+  
+  end
+
+  def edit
+    @p_grade = PGrade.find(params[:id])
+    
+  end
+
+  def create
+    @p_grade = PGrade.new(params.require(:p_grade).permit!)
+
+    if @p_grade.save
+      
+    else
+      render action: "new"
+ 
+    end
+
+  end
+
+
+  def update
+    @p_grade = PGrade.find(params[:id])
+
+
+    if @p_grade.update_attributes(params.require(:p_grade).permit!)
+      
+    else
+     render action: "edit" 
+      
+    end
+      
+  end
+
+
+  def destroy
+    @p_grade = PGrade.find(params[:id])
+    @p_grade.destroy
+    
+  end
+end
diff --git a/app/models/p_grade.rb b/app/models/p_grade.rb
new file mode 100644
index 0000000..a60cee5
--- /dev/null
+++ b/app/models/p_grade.rb
@@ -0,0 +1,2 @@
+class PGrade < ApplicationRecord
+end
diff --git a/app/views/admin/p_grades/_form.html.haml b/app/views/admin/p_grades/_form.html.haml
new file mode 100644
index 0000000..00d2fa0
--- /dev/null
+++ b/app/views/admin/p_grades/_form.html.haml
@@ -0,0 +1,12 @@
+=semantic_form_for [:admin, @p_grade], :remote => true do |f|
+
+  .content
+    =f.inputs do
+      = f.input :grade, :label => f.object.label_for(:grade) 
+            
+      
+      
+      
+      
+  .actions=f.submit "sauvegarder", :class => "btn btn-primary"
+  
\ No newline at end of file
diff --git a/app/views/admin/p_grades/_p_grade.html.haml b/app/views/admin/p_grades/_p_grade.html.haml
new file mode 100644
index 0000000..9608e54
--- /dev/null
+++ b/app/views/admin/p_grades/_p_grade.html.haml
@@ -0,0 +1,16 @@
+%tr#p_grade_row{:id => p_grade.id}
+  -tr = {}
+  
+  -tr[:actions] = capture do
+    %td.actions
+      = link_to i(:"trash-o"), [:admin, p_grade], method: :delete, data: { confirm: 'Voulez-vous vraiment supprimer cet enregistrement ? ' } , :remote => true
+      = link_to i(:pencil), edit_admin_p_grade_path(p_grade), :remote => true
+      = link_to i(:eye), admin_p_grade_path(p_grade), :remote => true
+
+
+
+  =render :partial => "qi/qi_ordered_table_object", :locals => {:tr => tr, :object => p_grade}
+    
+  
+  
+  
\ No newline at end of file
diff --git a/app/views/admin/p_grades/create.js.erb b/app/views/admin/p_grades/create.js.erb
new file mode 100644
index 0000000..d562c04
--- /dev/null
+++ b/app/views/admin/p_grades/create.js.erb
@@ -0,0 +1,2 @@
+$('#p_grades_rows').prepend("<%= escape_javascript(render(@p_grade))%>");
+close_pane_hover();
\ No newline at end of file
diff --git a/app/views/admin/p_grades/destroy.js.erb b/app/views/admin/p_grades/destroy.js.erb
new file mode 100644
index 0000000..7e6a917
--- /dev/null
+++ b/app/views/admin/p_grades/destroy.js.erb
@@ -0,0 +1 @@
+$('#p_grade_row_<%= @p_grade.id %>').remove();
\ No newline at end of file
diff --git a/app/views/admin/p_grades/edit.js.erb b/app/views/admin/p_grades/edit.js.erb
new file mode 100644
index 0000000..6c8f015
--- /dev/null
+++ b/app/views/admin/p_grades/edit.js.erb
@@ -0,0 +1 @@
+show_pane_hover("<%= escape_javascript(render(:partial => "form"))%>",700,900);
\ No newline at end of file
diff --git a/app/views/admin/p_grades/index.html.haml b/app/views/admin/p_grades/index.html.haml
new file mode 100644
index 0000000..4dbb173
--- /dev/null
+++ b/app/views/admin/p_grades/index.html.haml
@@ -0,0 +1,16 @@
+.qi_header
+  .right= link_to ic(:plus)+' Ajouter', new_admin_p_grade_path(), :class => "btn btn-primary btn-ap-add", :remote => true
+  %h1
+    =PGrade.human rescue ""
+    
+
+      
+.qi_search_row
+  =form_tag "", :method => "get",  :onsubmit => "" do
+    =render :partial => "qi/qi_ordered_table_search_footer", :locals => {:collection_object => @p_grades}
+
+
+=render :partial => "qi/qi_ordered_table", :locals => {:qi_ordered_table_collection => @p_grades}
+
+
+
diff --git a/app/views/admin/p_grades/new.js.erb b/app/views/admin/p_grades/new.js.erb
new file mode 100644
index 0000000..6c8f015
--- /dev/null
+++ b/app/views/admin/p_grades/new.js.erb
@@ -0,0 +1 @@
+show_pane_hover("<%= escape_javascript(render(:partial => "form"))%>",700,900);
\ No newline at end of file
diff --git a/app/views/admin/p_grades/show.html.haml b/app/views/admin/p_grades/show.html.haml
new file mode 100644
index 0000000..e63e6fc
--- /dev/null
+++ b/app/views/admin/p_grades/show.html.haml
@@ -0,0 +1,10 @@
+.qi_header
+  %h1
+    
+    %span
+      
+
+
+.qi_row
+  .qi_pannel.qi_plain.padding
+    =debug @p_grade
\ No newline at end of file
diff --git a/app/views/admin/p_grades/update.js.erb b/app/views/admin/p_grades/update.js.erb
new file mode 100644
index 0000000..0371e07
--- /dev/null
+++ b/app/views/admin/p_grades/update.js.erb
@@ -0,0 +1,2 @@
+$('#p_grade_row_<%= @p_grade.id %>').replaceWith("<%= escape_javascript(render(@p_grade))%>");
+close_pane_hover();
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index a585b05..cdc0dc1 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,5 +1,16 @@
 Rails.application.routes.draw do
   
+  namespace :admin do
+    resources :p_grades do 
+      member do
+        
+      end
+      collection do
+        
+      end
+    end  
+  end
+
   namespace :admin do
     resources :p_product_ref_specs do 
       member do
diff --git a/db/migrate/20210827164230_create_p_grades.rb b/db/migrate/20210827164230_create_p_grades.rb
new file mode 100644
index 0000000..3851843
--- /dev/null
+++ b/db/migrate/20210827164230_create_p_grades.rb
@@ -0,0 +1,9 @@
+class CreatePGrades < ActiveRecord::Migration[6.0]
+  def change
+    create_table :p_grades do |t|
+      t.string :grade
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index fc2f026..feae45f 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_08_27_082814) do
+ActiveRecord::Schema.define(version: 2021_08_27_164230) do
 
   create_table "accounting_zones", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4", force: :cascade do |t|
     t.string "name"
@@ -1462,6 +1462,12 @@ ActiveRecord::Schema.define(version: 2021_08_27_082814) do
     t.datetime "updated_at", precision: 6, null: false
   end
 
+  create_table "p_grades", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4", force: :cascade do |t|
+    t.string "grade"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
   create_table "p_nutris", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb4", force: :cascade do |t|
     t.string "name"
     t.boolean "public", default: true
diff --git a/test/fixtures/p_grades.yml b/test/fixtures/p_grades.yml
new file mode 100644
index 0000000..345f425
--- /dev/null
+++ b/test/fixtures/p_grades.yml
@@ -0,0 +1,7 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  grade: MyString
+
+two:
+  grade: MyString
diff --git a/test/models/p_grade_test.rb b/test/models/p_grade_test.rb
new file mode 100644
index 0000000..7078651
--- /dev/null
+++ b/test/models/p_grade_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class PGradeTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end