Sentence examples for a valuable source of both from inspiring English sources

Since then, the keeping of chickens has spread around the world for the production of food with the domestic fowl being a valuable source of both eggs and meat.

During the breeding season, birds require specific nutrients in their diet [ 8] and Schwemmer & Garthe [ 7] suggested that swimming crabs— Liocarcinus sp. may be a valuable source of calcium for both eggshells and the bone development of chicks.

Overall, the book is a valuable source of information for both researchers and policy makers interested in or working on environmental issues that arise in household decisions, although it may not readily appeal to researchers engaged in theoretical or methodologically sophisticated empirical analyses.

A valuable source of information for energy modellers in both the industry and public sectors, it provides a critical understanding of both the feasibility of roadmaps to achieve a well-below-2°C world, and the diversity and wide applications of energy systems models.

These vested interests are a valuable source of money and power for causes on both the left and right.

Peanut is used as both human and animal food, being a valuable source of protein and oil [ 1, 2].

Tourism provides a valuable source of income.

Or a valuable source of local knowledge?

Fourth, inspections are a valuable source of collateral intelligence.

The internet is such a valuable source of information.

Doing so can be a valuable source of competitive advantage.