ACCORD IS REACHED IN MILK WALKOUT
NYC and LI milk dealers and striking employes reach tentative accord that brings prospects for end to 2-day walkout and resumption of milk deliveries by Dec 9; 3,000 striking drivers and inside-plant employes are scheduled to vote on new contract proposal on Dec 8; Teamsters union vp Joseph Trerotola says union feels that employes will go back to work on Dec 8 to start processing milk; calls agreement 'nice' and says leadership is recommending acceptance to membership; earlier, Greater NY Milk Dealers Labor Com sec Paul Corash said that there still remained 'significant point of controversy'; Local 584 pres John Kelly repts that some issues remain to be resolved; calls evening meeting of local shop stewards, who rejected his recommendation that members return to work before ratifying settlement; dealers chief negotiator Irving Wisch stated earlier that final issues under discussion related to employers' proposals for changing comm structure and improving productivity; says that no matter what agreement is reached there will be no further increases in milk prices; emergency deliveries are made to hosps and nursing homes in accordance with Mayor Beame's urgent appeal, but there are no deliveries to schools; Beame, earlier in day, urged both sides to intensify efforts to resolve differences, emphasizing importance of quick resumption of deliveries following agreement; retailers discuss how consumers supplement milk diets; illus (L)