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Flower dropping control information in citrus crop

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Citrus is a valuable crop widely grown around the world. However, one of the major problems that citrus growers face is flower dropping, which can lead to a reduced yield. Flower dropping occurs due to various factors, including environmental conditions, water stress, pest and disease attacks, and hormonal imbalances. In this article, we will discuss some effective measures to control flower dropping in citrus crop.

1. Maintain optimal environmental conditions: Citrus plants require a specific set of environmental conditions to bloom and set fruit. Heatwaves and extreme cold temperatures during the flowering period can cause flower dropping in citrus. Growers must maintain optimal air temperature, humidity, and light levels to avoid stressing the plant and promote optimal flower development.

2. Provide adequate water supply: Citrus trees require adequate water for healthy growth and fruit development. But excess or insufficient water can cause flower dropping. Therefore, growers should provide an optimum water supply by checking the soil moisture level regularly and applying water as needed.

3. Control pests and diseases: Citrus plants are vulnerable to pests and diseases that can cause flower and fruit drop. Growers should adopt an integrated pest management approach that includes sanitation, cultural controls, and judicious use of chemical agents to prevent pest and disease outbreaks.

4. Apply plant growth regulators: Plant hormones such as gibberellins, cytokinins, and auxins play an essential role in regulating flower and fruit development in citrus. Applying plant growth regulators at the right time can help prevent flower dropping and improve fruit set. However, growers must carefully follow label instructions when applying plant growth regulators to avoid any negative impact on plant growth and development.

5. Hand-pollination: When bees are not available for pollination, hand-pollination can be an effective method to prevent flower dropping. Growers can use a soft brush or a cotton swab to transfer pollen from the anthers to the stigma.

In conclusion, flower dropping is a significant concern for citrus growers as it can lead to a reduced yield. However, by providing optimal growing conditions, controlling pests and diseases, and applying plant growth regulators, growers can effectively control flower dropping and improve fruit set.

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