'यदि बारिश होती तो सूखा ना पड़ता' - Which form of tense (Kaal) is used in this sentence?

When an action in the past could have happened but didn't because it depended on another condition or action that did not occur, it is called Hetuhetumad Bhutkaal (Conditional Past Tense). Here, the prevention of drought depended on the occurrence of rain in the past.