Planting Techniques of Cultivated Cucumbers in Winter in Guan County, 2010

one. Cucumber autumn and winter (late September - mid-December) Management This period is mainly the management of cucumber before planting and after planting. (Prevention is the hard truth)
Management focus:
Before planting: It is best to use Baitai 1500 times water to plant a planting hole to prevent and reduce the occurrence and spread of soil-borne diseases.
After planting: 1. Properly row cultivator to promote deep rooting (2-3 times). 2. Appropriate late cover mulch to promote deep rooting 3. Promoting cleanliness, clarity, turbidity, graying, non-irrigation, and health (10) ぁ ぁ ぁ ぁ ぁ 应 应 应 应 应 应 应 应 应 应 应 今年 今年 今年 今年 今年 今年 今年 今年 今年 今年Play some anti-freeze drugs that can improve cucumber, such as Kairun.
Disease management, mainly to prevent powdery mildew, Scab (tribe), epidemic disease, downy mildew, keratopathies, due to premature cooling should pay attention to the occurrence and development of gray mold in advance. Due to the fact that the disease during this period is generally lighter, it is more important to prevent it because it concerns the quality of the later stages. It is recommended to use Baitai 750 times liquid + endotoxin to prevent the occurrence of various diseases every 10 days. It is also possible to use Kai Run + midotein to prevent, and at the same time prevent the growth of cucumber, increase the ability of cucumber to resist low temperature.
Water and fertilizer management: In the fall and winter season, based on the application of base fertilizer, fertilizer is generally not applied. Watering is done in the case of watering the seedlings. After the roots sit, they are watered. Usually, water is poured for 7 days to 10 days.
two. Deep winter season (December to late February) The management of cucumber during this period is mainly a key period for fruit production. It is related to the key supply of the cucumber market for New Year's Day and Spring Festival. Therefore, it is a relatively ideal period, but it is precisely during this period. At the time when the temperature is lowest, the most severe period of the flowering is therefore:
Management Focus: 1. Keep the grass in the cold at the lowest temperature. 2. Raise the temperature and release the air, and ensure safety. 3. Clean the dust on the film in time. 4. It is reasonable to leave melons and melons to prevent flowers from being topping, which is generally a flower and a melon.
Disease management: In addition to diseases during the fall and winter period, the low-temperature freezing damage and drug hazards have gradually become the focus, we must pay attention to recognition! Botrytis was also aggravated and the production was severely reduced. Kaiser treatment was used to reduce the risk. Even in cloudy days, Kaiser (2 packs per acre) can be added to the procymidone smoke agent and the effect is even better. At the same time, at the end of this period, the target spot disease (Kayrun + net fruit static effect) gradually became the main disease and it was more difficult to bind.
Water and fertilizer management: In the deep winter season, cake fertilizer is chased according to the growing trend and water is poured for 10 days to 15 days. Look at the situation when watering, to see the situation of soil water shortage, but also look at the weather forecast, should be poured in the sunny morning after the cold flow of water.
three. In the early spring season (March-May), the warming of the groundwater during this period of management and the reduction of the cucumber flower topping phenomenon is a key period for increasing the yield of cucumber. Therefore, the management of fertilizer and water should be strengthened.
Disease management: During this period, target spot disease has risen to the stage of major diseases and major outbreaks. Therefore, controlling target spot diseases and keeping melons as a major focus, Kairun can effectively control the occurrence and development of target spot diseases, and can Adjust cucumber growth.
Water and fertilizer management: The early spring season is from late February to mid-April, which is the key period for production. It is necessary to top-dress fertilizer in time, and pour water for 5 days to 7 days. In the late spring season, from the end of April to the end of June, we will pay attention to cooling while strengthening the management of fertilizers and waters, and promote the increase of the yield of the melons.
Trace elements in the growth phase Note: The use of cucumber grafted cucumber seedlings, the ability to absorb potassium is stronger than the self-rooted seedlings, and thus also hinder the plant's absorption of calcium and boron. To meet the plant's absorption of calcium and magnesium, to reduce the incidence of early flowering results of bad head disease. Therefore, it is necessary to pay attention to the use of trace element fertilizers such as zinc, magnesium, copper and iron. (Baitai contains 9.8% of complex zinc, so it is not necessary to use Baitai to use zinc fertilizer.)

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