<field name="arch" type="xml">
<tree string="Dates of Inventories">
<field name="product_id"/>
- <field name="id"/>
<field name="create_date" />
</tree>
</field>
<field name="arch" type="xml">
<form string="Dates of Inventories">
<field name="product_id" select="1"/>
- <field name="id" select="2"/>
<field name="create_date" select="1" />
</form>
</field>