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How to Grow Hydrangea? Master These Key Cultivation Techniques
Hydrangea, also known as bigleaf hydrangea, is a deciduous small shrub in the Hydrangea genus of the Saxifragaceae family, with emerald green leaves, bright flower colors, and a long ornamental period, and is deeply loved by people. Plant Characteristics Hydrangea is native to China's Yangtze River basin and the provinces to its south, with a natural plant height of 1 to 2 m, and the potted height is mostly controlled at
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What to do about navel orange fruit cracking? Clever use of EM stock solution can prevent and control it
To prevent navel orange fruit cracking, there is usually no ideal technique. Only by adopting measures such as selecting excellent varieties; strengthening soil management, timely irrigation, scientific fertilization, and applying growth regulators can fruit cracking be minimized. But some fruit growers, in practice, found that spraying EM chlorophyll
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Three Key Protection Techniques for Four-Season Cultivation of Navel Orange
Along with the development of the navel orange industry in Gannan, the management techniques for navel orange throughout the four seasons of the year are becoming increasingly important. 1 Autumn shoot protection. Autumn shoots are the main fruit-bearing mother branches of navel orange, and autumn shoots should be promoted according to different climatic conditions. Generally one week after Minor Heat, nitrogen fertilizer is applied to promote budding according to the fruit load of the plant; after Major Heat the shoots are released; when the buds are half a grain of rice long, spray 25% bisultap 600-fold solution to control citrus leaf miner, spraying once a week until the autumn shoots stop growing; at the same time, spray a shoot-strengthening fertilizer once.
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Navel orange orchard management techniques every navel orange grower must see
1. Adult orchard: 1. Fruit retention: (1) From after flower drop to the second physiological fruit drop period, spray the leaves 2 to 3 times with 0.15% Huangjia natural brassin 5000 times plus new-type nutrient liquid fertilizers such as Jin Kuizi L, P, K extract 500 times, Yelüling 500 times, etc.; (2) Remove summer shoots, removing them once every 7 to
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How to Take Emergency Protective Measures When a Navel Orange Orchard Suffers Freeze Damage
Reporter Yan Zhangwen reports: With the weather continuing cold and rainy, can navel orange trees withstand it? On the morning of January 28, the reporter conducted a telephone interview with Fang Yiwen, director of the Municipal Citrus Science Research Institute. Director Fang Yiwen, who was observing freeze damage on site, told the reporter that in parts of Ningdu, Yudu, Ganxian and other places in the north and central regions, some navel orange orchards at higher altitudes have already suffered freezing damage, with ice forming on the leaves; as temperatures drop, the freezing line will continue to advance toward the southern areas, posing a greater threat to navel orange trees. According to the weather forecast, the rain, snow and freezing weather will continue until the end of this month, and temperatures will continue to drop. There is no time to lose in doing a good job of protecting orchards against freezing, and Fang Yiwen urged the broad community of fruit growers to immediately implement the following emergency measures.
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Key Technical Points for Spring and Summer Field Management of Navel Orange Orchards
Spring comes early in southern Jiangxi, warm and rainy. From March to June, navel oranges are in the phenological stages of spring shoot growth, flowering and fruit set, and the first and second physiological fruit drop. This is also the dangerous period when more than 10 kinds of pests and diseases, such as citrus flower bud midge, mites, scale insects, tortrix moths, longhorn beetles, anthracnose, resin disease, and canker, rapidly multiply, spread, and proliferate.
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Control Methods for Three Major Physiological Diseases in Navel Orange Cultivation
For fruit cracking disease, the first step is to select varieties (lines) with strong cracking resistance. Generally, varieties (lines) with oval fruit shape, small navel or closed navel have better cracking resistance, such as Newhall and others; second, scientific management should be strengthened to enhance tree vigor. Especially during the dry period after the plum rain season and before the autumn rains arrive
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Management Methods for Early Fruiting and High Yield of Navel Orange in the Third Year After Planting
Before planting navel orange seedlings, careful land preparation must be carried out by digging large holes or trenching, and sufficient base fertilizer must be applied. After the planted seedlings survive, the following measures are mainly used to promote fruiting and high yield in the third year. Scientific fertilization. Navel orange seedlings planted in the current year generally survive in half a month. After survival,
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Pest and Disease Control Methods in Navel Orange Cultivation
Following the general policy of prevention first and integrated management, with agricultural control as the foundation, according to the patterns of pest and disease occurrence and development, reasonably applying chemical control, biological control, physical and mechanical control and other measures according to the time and local conditions, economically, safely, effectively and simply controlling
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Detailed Explanation of Flower Promotion Measures and Methods for Mandarin Oranges
In our country, mandarin oranges are a very common and highly popular fruit. According to what the editor has learned, mandarin oranges from Guangxi are quite famous, which shows that mandarin oranges are suited to living in places with relatively hot weather, and in the north it is impossible to grow delicious mandarin oranges.
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