Methods used in breeding asparagus for rust resistance Norton, Jesse Baker. creator text book Washington Govt. print. off 1913 1913
print
ENG Asparagus Asparagus rust Breeding SB325 .N76 U.S. Dept. of agriculture. Bureau of plant industry. Bulletin, no. 263 [from old catalog] https://www.biodiversitylibrary.org/bibliography/36807 agr13000018 10.5962/bhl.title.36807 DLC