Might be a bit more complicated. "Underground deserts below fertility islands? Woody species desiccate lower soil layers in sandy drylands" https://onlinelibrar

Might be a bit more complicated. "Underground deserts below fertility islands? Woody species desiccate lower soil layers in sandy drylands" https://onlinelibrary.wiley.com/doi/full/10.1111/ecog.04906 https://onlinelibrary.wiley.com/doi/full/10.1111/ecog.04906