Subchapter VI. 1890 Land-Grant College Funding 7 U.S. Code §3221. Extension at 1890 land-grant colleges, including Tuskegee University 7 U.S. Code §3222. Agricultural research at 1890 land-grant colleges, including Tuskegee University 7 U.S. Code §3222a. Scholarships for students at 1890 Institutions 7 U.S. Code §3222b-1. Grants to upgrade agriculture and food sciences facilities at the District of Columbia land-grant university 7 U.S. Code §3222b-2. Grants to upgrade agriculture and food sciences facilities and equipment and support tropical and subtropical agricultural research at insular area land-grant colleges and universities 7 U.S. Code §3222b. Grants to upgrade agricultural and food sciences facilities at 1890 land-grant colleges, including Tuskegee University 7 U.S. Code §3222d. Matching funds requirement for research and extension activities at eligible institutions 7 U.S. Code §3222e. New beginning for tribal students 7 U.S. Code §3223. Grants for acquisition and improvement of research facilities and equipment