Data view web part sharepoint 2010 remove new item option
Open webpart page in SharePoiunt designer which is having Data View webpart.
You will find this section:
<SharePoint:StyleBlock runat="server">
If not add below tag inside <asp:Content ContentPlaceHolderId="PlaceHolderAdditionalPageHead" runat="server">
<SharePoint:StyleBlock runat="server">
td.ms-addnew { display:none; }
</SharePoint:StyleBlock>
</SharePoint:StyleBlock>
Save
New item will remove from data view web part