Seurf, black rot, and stem rot of sweet potatoes
Daines, R.H.
Seurf, black rot, and stem rot of sweet potatoes - New Brunswick 1942 - 1-8 p. - Potatoes New Jursey Agricultural Experiment Station. Circular No. 437 .
Seurf, black rot, and stem rot of sweet potatoes - New Brunswick 1942 - 1-8 p. - Potatoes New Jursey Agricultural Experiment Station. Circular No. 437 .