Quoc: The coat of arms of Nigeria consists of a black shield with a wavy white pall, symbolizing the meeting of the Niger and Benue Rivers at Lokoja. The black shield represents Nigeria's fertile soil, while the two supporting horses or chargers on each side represent dignity. The eagle represents strength, while the green and white bands on the top of the shield represent the rich soil.

Answer this question based on the passage: black shield in nigerian coat of arm represent?
HW Chung: OK, some thoughts:
This is the relevant information: The black shield represents Nigeria's fertile soil, while the two supporting horses or chargers on each side represent dignity. The answer is Nigeria 's fertile soil.