Agri-file hay preservative test "Hay shield"
Howell, D.R., Dennis, R.E.
Agri-file hay preservative test "Hay shield" - Arizona 1972 - 1-4 p. - Arizona Cooperative Extension Service. Garden Guides No. Q-66 .
Agri-file hay preservative test "Hay shield" - Arizona 1972 - 1-4 p. - Arizona Cooperative Extension Service. Garden Guides No. Q-66 .