Kale

The comparative value of kale and corn silage for milk production

[by I.R. Jones and P.M. Brandt].

Kale: the complete guide to the world's most powerful superfood

Stephanie Pedersen

Thousand-headed kale

by H. Rive.

Digestibility of kale, vetch hay, steamed and unsteamed silage

by James Withycombe and C.E. Bradley.

Thousand-headed kale (Brassica oleracea var.).

United States. Seed and Plant Introduction and Distribution

A comparison of kale and corn silage in the dairy cow's ration

by Harold William Jackson.

The Book Of Kale The Easytogrow Superfood

Sharon Hanna

Kale, as a winter food for swine

by Claude Bates Sprague.

Growing rape and kale for forage

[prepared by David B. Hannaway, Harold W. Youngberg, and William S. McGuire].

Production of kale

[by Ross C. Thompson]