ditretus food chain
The correct term is detritus.
Please refer the link:
https://www.meritnation.com/ask-answer/question/why-is-it-said-that-larger-amount-of-energy-flows-through-de/ecosystem/3393321
Please refer the link:
https://www.meritnation.com/ask-answer/question/why-is-it-said-that-larger-amount-of-energy-flows-through-de/ecosystem/3393321