According to the problem of small fruit rate and barren fruit rate on the high side in greenhouse tomato, the effects of on PSⅡlight absorption and utilization of plant growth regulators on the surface of tomato ovary and fruit were studied in red xylocarp tomato‘Bobcat’. A floral bud and young fruit were respectively sprayed with cytokinin (CTK), Brassinolide(BR) and Gibberellin( GA3).In the process of growth,we were determined the size of tomato bud,ovary and fruit.When the fruit ripening, we were...
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