Article 21. To the forest products co-operations, the provisions of Art. 1-Art. 18 shall apply with the necessary modifications, provided, however, that in Art. 5 for the reference to "bankruptcy" there shall be substituted the reference to "amalgamation and bankruptcy," and in Art. 8 par. 2 for the reference to "a registration book of the Forest Industry Association," there shall be substituted the reference to "a registration book of the forest products co-operation," and in Art. 12 par. 3 for the reference to "the Minister of Agriculture and Forestry," there shall be substituted the reference to, in regards a case of a forest products co-operation whose sphere shall not extend to more than one prefecture, "the competent local governor" and in Art. 17 for the reference to "Article 142," there shall be substituted the reference to "Article 141."