Vegetables
Application of foliar spray containing 2.3 lbs/boron per acre resulted in:
| PLANT | YIELD INCREASE | SYMPTOMS OF BORON DEFICIENCY |
|---|---|---|
| Cabbage | 153% | young leaves curl before head is formed |
| Carrots | 86% | yellowish to pinkish leaves |
| Clover | 23% | |
| Spinach | 75% | |
| Tomatoes | 85% | stunted growth; upper leaves turn orange-yellow |
| Turnips | 46% | root tubers have brown heart or watery core |
2.3 lb. of boron = 11.0 lb. QB21
