Se añade campo plazo de pago pero como una descripcion

view/sale_form.xml

@@ -2,6 +2,13 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
      this repository contains the full copyright notices and license terms. -->
 <data>
+    <xpath expr="//field[@name='warehouse']" position="after">
+	<label name="payment_term_description"/>
+	<field name="payment_term_description" colspan="5"/>
+	<newline/>
+    </xpath>
+    <xpath expr="//label[@name='payment_term']" position="replace"></xpath>
+    <xpath expr="//field[@name='payment_term']" position="replace"></xpath>
     <xpath expr="//label[@name='number']" position="before">
 	<label name="quote_number"/>
 	<field name="quote_number"/>