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How to prevent and control brown spot and defoliation disease in golden privet (Ligustrum × vicaryi)
Some years ago, because golden privet (Ligustrum × vicaryi) has advantages such as easy propagation, drought resistance, few pests and diseases, tolerance to pruning, a long golden-leaf period, and good effects in large color-block landscape grouping, it was widely planted, especially for patterned flower-bed shapes and large color blocks, where the landscape effect was particularly good. However, due to excessively high planting density and inadequate maintenance and management, brown spot and defoliation disease occurred every year during the rainy season (August to September in the Luoyang area), causing leaves to fall one after another, new leaves and tender buds to fail to emerge in time, and even entire plants to die in patches, severely damaging the landscape effect. In response to this situation, in 2003 we studied golden
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What are the values and uses of golden privet?
Widely used in landscaping. Throughout the entire growing season, the leaves of golden privet are golden yellow, beautiful and distinctive. Therefore, in landscape design it can be combined with plants such as golden boxwood, Japanese barberry, purple-leaf sand cherry, prostrate Chinese juniper, wintercreeper, and Sichuan juniper seedlings, planted in groups and in broad masses. In "street green displays" or around sculptures, planting broad masses of golden privet, with its striking color, plays a role of adding beauty to beauty, both enriching the colors of the landscape and enlivening the garden atmosphere.
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What are the control methods for the Comstock mealybug on golden-leaf privet?
In Hengshui, Hebei, golden-leaf privet once suffered damage from the Comstock mealybug, which at the time caused the death of large patches of golden-leaf privet. Through research and control efforts in recent years, good results have been achieved. The control experience is summarized as follows: The Comstock mealybug (Pseudococcus comstocki) is also known as the mulberry mealybug. Its eggs are generally laid between the leaf stalk and the branch, oval in shape, light orange-yellow, with dozens of them gathered into a mass, forming a white flocculent egg sac. It produces 3 generations per year. The peak occurrence period of the first-generation nymphs is mid-to-late May, the second generation peaks in mid-to-late July, and the third generation peaks from late August
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What to Do About Root Rot in Golden Privet? Detailed Solutions
How should root rot in golden privet be dealt with? Root rot in golden privet is generally caused by the following reasons: 1. Overwatering, where the soil water content is too high, causing the roots to be unable to breathe and die. 2. Overfertilizing, or applying organic fertilizer that has not fermented thoroughly, which continues to ferment in the soil and produces heat, injuring and killing the roots. 3. Underground pests or diseases. 4. The presence of toxic substances such as industrial waste residue in the soil underground, causing the roots to rot. First, identify the cause of root death, remove the dead plants, and use needles
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What to Do About Leaf Drop in Golden Privet During the Growing Season? Causes and Control Measures
In 1999, golden privet (Ligustrum × vicaryi) began to be trial-planted in the Hengshui area of Hebei, and the planted area then increased rapidly. However, starting in 2002, a small number of local golden privets began to drop leaves during the growing season, showing patchy bare spots, and the problem kept spreading. By mid-June 2003, spots appeared successively on the leaves of golden privet over a large area; the spots appeared on old leaves later than on young leaves, then progressed to drying up, leaf drop, and the branches gradually dried up from top to bottom, with a small number dying. The dead patchy areas were mostly in the middle of the planting site.
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Detailed guide to golden plum jujube cultivation: grow the finest of jujubes
Golden plum jujube is a new extra-late-maturing large jujube variety bred by the Nanyang Jujube Research Institute in Henan Province, and has won the national science and technology gold award many times. The golden plum jujube fruit is large and round, turning golden-red when ripe, and resembles a plum. The average single fruit weight is 30g, and the largest fruit weighs 100g. It has a glossy and beautiful appearance, thin skin and crisp flesh, is tender and juicy, sweet as honey, with a rich aroma and excellent quality. The edible rate of golden plum jujube is 96.4%, the moisture content is 65.4%, and the soluble solids content is 32.2%. It is praised by domestic experts as a "national treasure" and called by international friends the "Oriental
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How to make Candied Golden Dates: master the sugar-syrup technique to pull sugar threads with ease
[Ingredients] 400 g red dates, 75 g hawthorn cake, 150 g white sugar [Method] 1. Wash the red dates, boil until 80% cooked, then remove and drain; peel them and poke out the pits; 2. Cut the hawthorn cake into short strips, insert them into the date flesh, and coat evenly with flour; 3. Deep-fry the red dates in oil heated to 80% hot until golden brown, then remove and drain the oil; 4. Heat the oil in the wok to 40% hot, add the white sugar and stir-fry until golden brown, quickly add the red dates and toss to coat evenly, then pour onto an oiled plate and serve.
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Characteristics and Cultivation Points of the Golden Pear Fruit Tree Variety
Bred in South Korea by crossing Nijisseiki and Shinko, registered in 1994. The fruit is round, with an average single fruit weight of 350 grams, ripening in mid-September, and a storage life of 100 days. At maturity the skin is yellow-green, turning golden yellow after a short period of storage. Bagged fruit has a golden yellow skin at maturity and appears translucent. Few fruit dots, beautiful appearance, few stone cells, fine and crisp flesh, sweet taste with aroma, sugar content 15%, excellent quality, and it commands a very high price on the market. Contact person: Li Sai. Contact phone: 03183556676. Work unit: Hebei Shenzhou Luyuan Fruit Tree Seedling Base.
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Causes of Leaf Drop in Golden Privet During the Growing Season and Solutions
Golden privet (Ligustrum × vicaryi) is an excellent colorful shrub. In practical cultivation in some places, during the growing season its leaves, especially new leaves, successively develop spots, which then progress to drying up, leaf drop, and the branches gradually die back from top to bottom, with a small portion dying. According to surveys, the deaths mostly occur in the middle of the planting plots, while the plants around the edges grow well. The causes are mainly the following two aspects. 1. Caused by disease. The cause of this condition is golden privet leaf spot disease. Leaf spot disease is caused by pathogenic fungi. In the early stage of the disease, brown
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How to prevent and control anthracnose and ring rot in golden privet
During the rainy season, black spots appear on the leaves and they drop rapidly. How should this be prevented and controlled? Reply: 1. To prevent and control anthracnose: 1:1:200 Bordeaux mixture. 2. Thin out excessive spring shoots, following the principle of removing one out of three and two out of five. 3. Spray fungicides such as carbendazim for prevention and control.
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