1. Temperature unpleasant eggplant results require a higher temperature, the results of the appropriate temperature between 25 ~ 30 °C, the night temperature should be between 15 ~ 20 °C, the temperature is higher than 35 °C, slow growth, serious drop in production In the performance of the early and summer results are less. 2. Poor flower bud differentiation, bad flower development status, poor eggplant flower development, large flower shape, dark color, flower style longer or longer than anther, favorable pollination and fertilization, good fruit setting, poor development, style Shorter than anthers, it is difficult to pollinate and most fall off. 3. Inadequate nutrition This year, the weather is dry, causing less water in the soil and less fertilizer. Plant growth is weak, nutrients are used to maintain growth, and reproductive capacity is low. 4. The top dressing is not timely, the time is not suitable and is not conducive to fruit set. Generally speaking, top dressing is performed earlier and the plants are longer, resulting in the loss of flowers and fruit. Fertilizer is not timely, the plant premature aging ability to reduce, but also not conducive to fruit set. 5. Improper proportion of fertilization makes plants grow or grow weak, the imbalance between the vegetative growth and reproductive growth of the plant is also difficult to set up. 6. Poor lighting, poor photosynthetic ability The poor quality of the flowers, it is easy to fall off; eggplant is hi light crops, strict requirements on the light time, when the light is weak, the plant growth and development slow down, flowers become less flower buds of poor quality.
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