Detailed Explanation of Key Winter Management Techniques for Bitter Gourd
Bitter gourd, as its name suggests, tastes bitter, but even though it is bitter, it is also a gourd vegetable that many people very much enjoy eating. It is planted across large and small areas in our country, and as winter has now arrived, the management work for bitter gourd has also become important. Winter will have a certain impact on the growth and development of bitter gourd, so today the editor has brought you the key winter management techniques for bitter gourd. Let's take a look together!
1. Temperature adjustment
Winter temperatures are very low, so the primary management task for bitter gourd in winter is certainly temperature control. Bitter gourd likes warmth and light. During the fruit-setting stage of bitter gourd, bitter gourd is very sensitive to temperature changes. The daytime temperature should be controlled at around 28 degrees, and should not be too high. The nighttime temperature should also be maintained at around 12 degrees. If it is below 12 degrees, it will hinder the flower bud differentiation of bitter gourd, leading to a decline in the flowering and fruiting rate of bitter gourd and uneven growth of bitter gourd. In winter, while ensuring the temperature, there should also be proper ventilation and light transmission to ensure normal growth of bitter gourd.
2. Clearing the garden and removing leaves
After entering winter, bitter gourd has generally all been harvested, so we must do a good job of clearing the garden. First, remove the old leaves, diseased and insect-damaged leaves, and other leaves growing on the bitter gourd vines, then remove fallen flowers and fallen gourds and take them out of the gourd garden in a centralized manner for burning or deep burial. Control the spread of pathogens and prevent pathogen activity in the coming spring from causing diseases and insect pests. Do a good job of disinfection, carry out land preparation and deep plowing, destroy the overwintering sites of diseases, insects, and pathogens, improve the cold resistance of bitter gourd plants, and enhance immunity. Reduce the incidence of diseases and insect pests, and provide a good environment for the growth of bitter gourd plants and gourds.
3. Water and fertilizer management
When planting bitter gourd in winter, try to cultivate on ridges, as this can keep bitter gourd warm. After planting, cover with fine soil mulch to prevent excessive air humidity inside the shed. When watering, pay attention to the water temperature to prevent too-low water temperature from causing freezing damage to bitter gourd, and mainly use small-drip irrigation, about once every three weeks. When watering, apply a small amount of compound fertilizer together with it. At this time, the fertilizer is mainly aimed at promoting root growth of bitter gourd. Increase soil temperature and promote the growth of new roots. However, pay attention to the amount and do not use too much, because compound fertilizer has a low temperature, and excessive use can easily cause freezing damage to bitter gourd and affect the growth of bitter gourd plants.
4. Disease control
Winter temperatures are low, and pests are basically overwintering and will not harm the plants. However, if management is poor, the plants can still be harmed by diseases. Common diseases of bitter gourd in winter include leaf spot disease and powdery mildew, so when carrying out disease control in winter, we should focus on these two diseases as the main direction. Regularly use corresponding control agents for disinfection, eliminate pathogens, and cut off the transmission routes of pathogens. Then, the garden clearing work must be done well, because most pathogens attach to old leaves, fallen flowers, and fallen gourds. Frequently observe the gourd garden, and after discovering abnormal conditions, take corresponding measures in time, discovering early and treating early.
The above is a brief introduction to the key winter management techniques for bitter gourd. As planting techniques become more and more mature now, most vegetables can be grown out of season. Of course, bitter gourd is no exception, but when planting in winter, these management tasks must be done well, otherwise it is very easy to cause planting failure. That is all for today's introduction. This article is for reference only, and I hope it can help everyone!