t a 2 ‘ OFFICIAL USE ONLY may then be about 480 tons per year. If the copra produced through the agricultural rehabilitation progrem contains as much 1376 as in the 1967 and 1959 samples, i.e., 114 to 120 pCi/gem, and conSider ing that in producing copra, coconut meat is reduced in weignt by the sun drying process by as much as 50%, the copra may contain up to 2h0 pCi/gm. The fertilizing of the new plents which is being done in the agricultural rehabilitation program may reduce the 137‘Cs levels in the copra. The relationship between 137 Cs in coconut meat and in soil where coconut trees are growing is not known. Available soil samples have come from one place and coconuts from another on Bikini. It would te Gesirable to have samples of coconut and soil from the same place and to fertilize an existing tree to see what change in radioactivity content in the coconut there may be compared to unfertilized trees. Also, it would be desirable to have samples from trees wherein 2 inches ofr top soil were removed as suggested by the Ad Hoc Cormittee for Pandanus and from trees where both fertilizer and top soil removal were used. It would be desirable to sample coconut meat and coconut frond ror 137Cs from existing trees on Bikini. . as If levels in frond and meat are related in some way, then predictions of coconut meat 137 3Tos could OFFICIAL USE ONLY ar ae