Arka

Arka is a cultivated variety of potato.
Found on http://www.probertencyclopaedia.com/browse/QA.HTM

Arka

Main name of some Indian grape varieties or new varieties ( hybrids ), mainly as table grapes. raisins and / or for the manufacture of grape juice be used. These include Arka Chitra, Arka Hans, Arka Kanchan, Arka Majestic, Arka Neelamani, Arka Shyam, Arka Soma and Arka Trishna. They are mainly in India grown.
Found on https://glossary.wein-plus.eu/arka
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