Previous research has shown that HLB-affected trees have a reduced root system and a higher rate of root turnover. In a greenhouse experiment. a significant imbalance in in root to shoot ration was observed in HLB-affected trees as compared to same age healthy trees (Figure 2). The diminished root system cannot support the existing above ground canopy and production of fruit; as a res... https://www.markymarkscott.com/product-category/rr-mix/