FERTILISATION GUIDELINES FOR THE TABLE GRAPE INDUSTRY

FIGURE 14: Curled back shoots with short internodes, and red petioles and tendrils, due to S deficiency (Photo: D. Saayman).

FIGURE 15: Leaf closure and necrotic edges and specks in rootstocks, due to S deficiency (Photo: D. Saayman).

64 | MAINTENANCE FERTILISATION