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What cold-resistance protection measures are there for papaya cultivation?
Papaya is a tropical crop that likes hot climates and is harmed by low temperatures and frost. Freeze damage occurs when the temperature drops below 5°C. Therefore, the following measures are very important for preventing freeze damage: First, apply a heavy overwintering fertilizer. Before winter arrives, apply 10-15 kg of organic fertilizer made from a mixture of decomposed human and livestock manure and plant ash per tree, plus 1.5 kg of phosphate fertilizer. At a distance of 80-100 cm from the main trunk, dig a ring-shaped trench 20 cm deep and 35 cm wide, mix the fertilizer thoroughly with the soil that was dug out, and then fill it back into the trench. After fertilizing, cover the tree base with rice straw or other weeds.
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How should peach trees be cultivated in protected facilities?
1. Variety selection Nectarine and peach varieties suitable for protected cultivation mainly include Shuguang (Huaguang, Yanguang), Zaohong No. 2, Weifang sweet nectarine, Annong Shuimi, Chunyan, Qingyan No. 1, Zaolu flat peach, Yuhualu, Shazi Zaosheng, etc. The rootstock is wild peach rootstock or Dongxue honey peach.
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How to Build a Protective Shed for Cherry Cultivation? Key Technical Points Explained
1. Selecting suitable varieties Suitable excellent early-maturing or mid-early-maturing cherry varieties for greenhouse cultivation include: Zhifu Red, Red Lantern, Red Cherry, Rainier, Sato Nishiki, etc. Spur-type varieties and varieties with strong self-fruitfulness include: Spur Pioneer, Spur Stella, etc. Plant
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What measures are there to improve the fruit-setting rate of pear trees?
1. Protecting flowers and protecting fruit They are two technical measures with completely different meanings, but their purpose is the same: to improve the fruit-setting rate. Only when these two measures are skillfully combined on the same tree can it be ensured that the tree bears enough fruit for a good harvest. Protecting flowers and protecting fruit is by no means a matter of the flowers on the tree
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Key Techniques for Overwintering Spinach Seedling Protection and Field Management
Spinach (Spinacia oleracea L.), also known as Persian spinach, red-root spinach, parrot spinach, etc., belongs to the genus Spinacia in the subfamily Chenopodioideae of the family Amaranthaceae, and is an annual herbaceous plant. The plant can reach 1 m in height, with a conical root that is reddish, less often white, and leaves that are hastate to ovate, bright green, with entire or
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What are the technical measures for protecting flowers and nursery stock against snow and freezing?
In order to reduce the impact of heavy snow and strong cold air on flower and nursery stock production in our city, and to minimize losses from snow damage and freezing damage, all production units and flower growers should focus on the following three aspects of work: 1. Greenhouse management: do a good job of reinforcing greenhouses and removing accumulated snow.
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This year temperatures are on the low side, how should wheat be protected from freezing?
According to the weather forecast, this year is a year with extremely low temperatures, so this winter may be very cold, and therefore extra attention should be paid to protecting wheat from freezing. Take care to help wheat suffer less from the harmful effects brought by the weather. So how should wheat be protected from freezing? Symptoms of wheat freeze injury
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How to Protect Winter Vegetables from Freezing? A Detailed Guide to Practical Protection Methods
In winter, crops and vegetables are also afraid of the cold. How can we ensure the normal growth of crops in winter? Freeze protection measures for greenhouse vegetables. 1. Strengthen covering. Build small arched tunnels inside the greenhouse, using thin bamboo poles etc. as arches, cover with film at night, and cover the film with straw mats; cover the ground inside the greenhouse with plastic film to increase temperature and retain moisture. Use plastic film as a skirt around the bottom inside the greenhouse, which can significantly reduce the invasion of cold air at the bottom; at the same time, pay attention to plugging gaps in the greenhouse to minimize heat loss through gaps.
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How to grow dancing lady orchids at home: shade in summer, cold protection in winter
Summary Environment: 18-25°C is the suitable temperature for its growth; below 12°C, cold protection measures are needed; suitable for cultivation in South China. Light: moderate shading is required, 50-60% shade in summer and 20-30% shade in winter. Repotting: dancing lady orchids grown for 2-3 years have an overfull root system and need timely repotting.
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What are the causes of grape berry cracking? Master these 6 points to protect your yield
Grape berry cracking mainly occurs during the ripening stage. Different varieties also differ in the degree of cracking. Excessive fertilization and improper water regulation can both cause cracking. Of course, over-pruning grapevines can also cause cracking. Therefore, during the growing process, pest and disease control must be done well
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