<?xml version="1.0"?>
<data><field name="display_applied_on" position="attributes">
                <attribute name="invisible">1</attribute>
            </field>
            <field name="product_tmpl_id" position="attributes">
                <attribute name="readonly">1</attribute>
                <attribute name="force_save">1</attribute>
            </field>
            <field name="date_start" position="after">
                <field name="pricelist_id" groups="product.group_product_pricelist"/>
            </field>
        </data>