Q.What Is The Reason For The Sudden Desiccate Of The Apricot Tree?
I live in a mountainous area and my apricot tree has suddenly dried up

Certified GKH Gardening Expert
Apricot trees should be on a regular spraying program to prevent fungal diseases. They also need regular pruning, a full sun location, well draining soil and 1 inch of water a week. These articles should help pinpoint what went wrong:
https://www.gardeningknowhow.com/edible/fruits/apricots/apricot-tree-growing.htm
https://www.gardeningknowhow.com/edible/fruits/apricots/feeding-apricot-trees.htm
https://www.gardeningknowhow.com/edible/fruits/apricots/spraying-apricot-trees.htm
https://www.gardeningknowhow.com/edible/fruits/apricots/diseases-of-apricots.htm
https://www.gardeningknowhow.com/edible/fruits/apricots/waterlogged-apricot-trees.htm
https://www.gardeningknowhow.com/edible/fruits/apricots/apricot-tree-pests.htm