NIXON RENOUNCES GERM WEAPONS, ORDERS DESTRUCTION OF STOCKS; RESTRICTS USE OF CHEMICAL ARMS; A UNILATERAL ACT Use of Defoliants in Vietnam War Will Be Continued Nixon Bars Use of Germs for Warfare
White House makes clear that Nixon, in renouncing all but definitive uses of chem warfare, exempts use of tear gas and defoliants in Vietnam; reliable sources rept Nixon intends to impose closer control on use of tear gas