K relationships; (3) for March 1961. The primary objectives are and plant samples (b) a field trip to Rongelap Atoll is projected Birgus to collect soil from previously established fertilizer plots, to record growth measurements on and shrubs, (a) previously (c) to collect edible fruit samples, (coconut crab) marked trees (dad) to collect for radiostrontium analysis; (4) prepa- ration for a field trip to Rongelap Atoll projected for August 1961. This will be of similar scope to the September 1959 field trip and will require a vessel capable of operating in the lagoon and supporting the scientific party for approximately three weeks. Members of the field party were: Senior members Edward Held, party leader, Laboratory of Radiation Biology Kelshaw Bonham, Laboratory of Radiation Biology Stanley Gessel College of Forestry Ole Mathisen Fisheries Research Institute Richard Walker Department of Botany Junior members William Anikouchine Mark Behan Department of Oceanography Department of Botany James Kimmel Department of Botany, Ohio State Conrad Mahnken University Department of Oceanography Timothy Joyner Reid Kenady 5002290 College of Fisheries College of Forestry