longan leaf
1.Effects of calcium and boron spray on mineral element content in leaf and fruit of longan was discussed under the condition of lacking boron nutrient in soil,and spray three times on leaves and fruits with 1 %CaCl2,0.2 %H3BO3,1 %CaCl2+0.2 %H3BO3 solutions and water(CK) respectively during the developmental stage of longan aril.
