In the Triangle by Judy Mitchell
Inside the Forcing Sheds at the side of the Volga, the crop of crimson and red stalks with their yellow, tightly wrinkled heads, failed to appear. The growers silently watched and waited. They tested the soil and the air but there was no explanation -except the unthinkable. Sabotage. Not one of the stern-faced experts dared to voice their suspicions but as the days and nights passed, it became the only explanation. Some foreign force had invaded the Sheds of the Motherland and committed an act of cold, calculated, international, agro-warfare. Across the city, a man was being briefed on this latest act of aggression. Rhubarb was a vegetable he had adored since childhood. Its laxative properties had often been called upon to work their relieving magic on the most stubborn days. There were moments when he allowed himself to remember growing up, the days of rhubarb crumble, sticky-fingered rhubarb and ginger jam spread thickly on homemade black bread. Only those in his very innermost cir