; of which $17,800,000, to remain available until expended, shall be used to carry out the science program and transition activities for the National Bio and Agro-Defense Facility located in Manhattan, Kansas: Provided , That of the amounts available to the Animal and Plant Health Inspection Service for the National Bio and Agro-Defense Facility, no funds may be obligated above the amount provided for the facility in P.L. 116–6 until the Secretary of Agriculture submits to the Committees on Appropriations of both Houses of Congress, and receives written or electronic notification of receipt from such Committees, a strategic plan as required in the report accompanying this Act: Provided further , That of amounts available under this heading for wildlife services methods development, $1,000,000 shall remain available until expended: Provided further , That of amounts available under this heading for the screwworm program, $4,990,000 shall remain available until expended: Provided further , That no funds shall be used to formulate or administer a brucellosis eradication program for the current fiscal year that does not require minimum matching by the States of at least 40 percent: Provided further , That this appropriation shall be available for the purchase, replacement, operation, and maintenance of aircraft: Provided further , That in addition, in emergencies which threaten any segment of the agricultural production industry of the United States, the Secretary may transfer from other appropriations or funds available to the agencies or corporations of the Department such sums as may be deemed necessary, to be available only in such emergencies for the arrest and eradication of contagious or infectious disease or pests of animals, poultry, or plants, and for expenses in accordance with sections 10411 and 10417 of the Animal Health Protection Act ( 7 U.S.C. 8310 and 8316) and sections 431 and 442 of the Plant Protection Act ( 7 U.S.C. 7751 and 7772), and any unexpended balances of funds transferred for such