Reason behind flowering potato's destruction
Improving Potato Yield with Haulm Topping: A Traditional Agricultural Technique
Haulm topping, or haulm killing, is a traditional agricultural method used in potato cultivation that aims to boost yield and improve quality. This technique involves partially damaging the stalks to redirect nutrients towards the developing tubers.
The process is simple: the stalk is bent approximately 10-15 cm from the soil surface. This step is designed to stop vertical growth of foliage without affecting photosynthesis, allowing nutrients to flow into the tubers, promoting their size and mass increase.
The optimal time for this operation is 2-3 weeks after flowering. It's crucial to perform the technique when the tubers are already formed and the foliage is actively growing. Bending the foliage too early can disrupt the tuber formation process and halt their growth.
The bending of foliage does not affect photosynthesis, as the foliage remains green and alive after the stalks are bent, continuing to carry out this essential process. However, it's important not to cut the foliage entirely during this procedure.
This method has been found to increase potato yield by approximately 10-15%. Additionally, it improves tuber quality, making them larger with less moisture content, beneficial for storage.
It's worth noting that this technique should not be used if the plants are infested with the Colorado potato beetle. The method for getting rid of this pest without chemicals was discussed in a previous section. Furthermore, if the foliage is diseased or has late blight, this method should not be used, as it can lead to entry points for infection.
The haulm topping procedure is best performed on a cloudy, cool day or in the morning/evening to ensure the stalks are flexible. Care should be taken to ensure the plants are healthy before performing this technique, as damaged stalks can potentially become entry points for infection.
This folk agronomic method offers a natural and effective way to boost potato production, making it a valuable tool for farmers and gardeners alike.
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