After migration got many empty fields in backend product creation form

I dont know how to remove or fix these empty fields created after migration in magento 1.9.4.4 to 2.4.0, can you help me please?.
I got two custom blocks and many empty fields. That i want remove.

<div class="admin__field-control" data-bind="css: {'_with-tooltip': $data.tooltip, '_with-reset': $data.showFallbackReset &amp;&amp; $data.isDifferedFromDefault}">
    <!-- ko ifnot: hasAddons() --><!-- ko template: elementTmpl -->

    <!-- ko if: hasAddons() --><!-- /ko -->

    <!-- ko if: $data.tooltip --><!-- /ko -->

    <!-- ko if: $data.showFallbackReset && $data.isDifferedFromDefault --><!-- /ko -->

    <!-- ko if: error --><!-- /ko -->

    <!-- ko if: $data.notice --><!-- /ko -->

    <!-- ko if: $data.additionalInfo --><!-- /ko -->

    <!-- ko if: $data.hasService() --><!-- /ko -->
</div>

I put you 3 captures i hope can help.

https://drive.google.com/file/d/19Yby1PVqpfy6sjPxIpwspq7l-ckguiaL/view?usp=share_link
https://drive.google.com/file/d/1DV7RlMKU29HJF4-qnozgNaicyjAJXPdA/view?usp=sharing
https://drive.google.com/file/d/1DctWWNGoEtAQ741TtNSz9YJ8EAQWQIpE/view?usp=sharing