IPAGE 4 RHEGNVOOOSI, ael4. UNCLASSIFIED/s§ Oo W D/NARR LC WHEAT IS THe PUXPOSE OF DIGGING PITS IN THE GROUND? “A GL4. PITS WILL SE DUG FOR TYO PUSPOSES. i , WE NEED To ‘THE ROOTS GET TKEIA NOURISHMENT. WE ALSO NEED To OBTALN SAMPLES OF THE GROUNDWATER WHICH PAY BE ‘USED FOR COOKING AND DRINKING AND WHICH NAY ALSO BE TAKEN UP BY THE FOOD CROP PLANTS, . : ceo NiNN Le. OSTALN SAMPLES OF THE SOIL BELOW THE SURFACE, WHERE