Description of national certification schemes for seed potatoes : questionnaire : note / prepared by the Swiss rapporteur and the secretariat.
1981
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Details
Symbol[E/ECE/]AGRI/WP.1/GE.6/R.17
TitleDescription of national certification schemes for seed potatoes : questionnaire : note / prepared by the Swiss rapporteur and the secretariat.
AuthorsUN. ECE. Secretariat
DateGeneva : UN, 25 Nov. 1981.
Description
11 p.