Each station will have an area of from 80 to 100 hectares, the land selected having to be suited to the climatic and agrological conditions exacted by the nature or quality of the plant to be cultivated. Besides the grounds for experimental cultivation, each station will possess laboratories of vegetable physiology for the testing of seeds and phytopathology, of agricultural entomology; of agricultural vegetable chemistry and bromotology and of microbiology and technology; an agricultural and woodlands museum; a gallery of machines and a meteorological post. Thus it will be properly equipped in order to serve those who may consult it upon any matter whatsoever, within the scope of its competency, carry out the analysis of manures and other chemical fertilizers, plants and waters, distribute plants and selected seeds, study the diseases common to growing plants and the means of combatting them, making commonly known by means of the publication of an official bulletin which will be distributed gratuitously to all interested parties, the results obtained relative to the most practical and economical means of carrying out the cultivation of rubber, the best means of bettering its condition, its preservation, the packing of the products, etc. * * * * * In order to stimulate the creation in Brazil of the industries for refining and manufacturing all kinds of articles made of rubber, monetary premiums will be instituted as well as exemption from taxes, the right of disappropriation for private individuals, that may be necessary for the installation and mounting of factories and the preference of the Government will be granted for such articles, which each factory produces, when supplies are made to the army and to the navy, as well as to other public departments. The premiums will be as high as 400:000$000 for the first factory for the refining of seringa rubber that may be established in each of the cities of Belém and Manáos; up to 100:000$000 for the first rubber-refining factory of “maniçoba” and of mangabeira, which may be installed in each one of the States of Piauhy, Ceará, Rio Grande do Norte, Pernambuco, Bahia, Minas Geraes and São Paulo; and finally of 500:000$000 for the first factory of rubber-made articles, which is inaugurated in Manáos, Belém, Recife, Bahia and Rio de Janeiro. The exemption from import duties embraces the rights of importation for the materials, machinery, utensils and the necessary tools for the construction and mounting of the factory and the chemical substances, textile articles and divers materials, combustibles and lubricants indispensable for the up-keep and working of the factory during the time-term of 25 years; and immunity from the State and Municipal taxes for the time term of the contract by reason of the factory being considered a Federal Service.