14. Powers of entry and inspection of nurseries.

(a) to enter into any nursery and to inspect or examine the fruit and ornamental plants therein;
(b) to order the production of any account book, register, records or other documents, relating to such nursery and take or cause to be taken extracts from or copies of such documents;
(c) to ask all necessary questions and examine any person having control of, or employed in connection with, such nursery.