(a) Every dealer in agricultural products, upon the receipt of agricultural products on a consignment basis and as he handles and disposes of the same, shall make and preserve for at least one year a record thereof, specifying:

(1) The name and address of the producer consigning such agricultural products;

(2) The date of receipt;

(3) The kind and quality of such products;

(4) The amount of goods sold;

(5) The name and address of the purchaser, provided that where sales total less than $5.00 in value, such sales may be made to the order of "cash";

(6) The selling price; and

(7) The items of expenses connected therewith.

(b) An "account of sales," together with payment in settlement for such shipment, shall be mailed to the producer within 48 hours after the sale of such agricultural products, unless otherwise agreed in writing.