stock-logistics-warehouse/purchase_packaging/views/product_views.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data>

        <record id="product_supplierinfo_view_tree_inherit_purchase_packaging" model="ir.ui.view">
            <field name="name">product.supplierinfo.tree.view" (purchase_packaging)</field>
            <field name="model">product.supplierinfo</field>
            <field name="inherit_id" ref="product.product_supplierinfo_tree_view"/>
            <field name="arch" type="xml">
                <field name="min_qty" position="after">
                    <field name="min_qty_uom_id" groups="product.group_uom"/>
                    <field name="packaging_id" groups="product.group_stock_packaging"/>
                </field>
            </field>
        </record>

        <record id="product_supplierinfo_view_form_inherit_purchase_packaging" model="ir.ui.view">
            <field name="name">product.supplierinfo.form.view (purchase_packaging)</field>
            <field name="model">product.supplierinfo</field>
            <field name="inherit_id" ref="product.product_supplierinfo_form_view"/>
            <field name="arch" type="xml">
                <field name="min_qty" position="after">
                    <field name="min_qty_uom_id" groups="product.group_uom"/>
                </field>
                <field name="product_uom" position="after">
                    <field name="packaging_id" domain="[('product_tmpl_id', '=', product_tmpl_id)]" groups="product.group_stock_packaging"/>
                </field>
                <field name="delay" position="after">
                    <field name="product_tmpl_id" invisible="1" required="False"/>
                </field>
            </field>
        </record>

    </data>
</openerp>