Effects of different treatment methods on the balanced of nutrition in flue-cured tobacco plants

Taking flue-cured tobacco varieties YY87 as the tested material，field experiment was conducted to study the effects of different treatment methods on nutrition distribution of tobacco plants in Ruijin base unit of Ganzhou in 2014. The results showed that removing 2 or 3 leaves in the same processing time，the leafs development of Flue-cured tobacco were better，the yield，output value，the proportion of hidher grade tobacco，the proportion of higher and medium tobacco were significantly higher than other treatments，the chemical composition was more coordinated，and the sensory evaluation quality scored higher；Removing the same number of leaves on the day in multi-topping，the indexes of flue-cured tobacco performed better. To sum up，removing 2 or 3 leaves on the day in multi-topping is better to balance the nutrition of tobacco plant，optimize the structure of tobacco leaves and improve the output value and yield quality of tobacco leaves.