rust gall Learn more about rust gall
-
The causes of yellow rose leaves, diseases and insect pests are all murderers.
Rose is a very common flower and plant, its flowers are numerous and colorful, and it is very popular with people, but many people who raise rose flowers have encountered yellowing of flowers and leaves, so what are the specific reasons?
2018-12-06 -
Control of Psilocycterus sp. on Jujube Trees
Jujube trees are generally more common in the north, but rare in the south. For friends who grow jujube trees, the most feared thing is the erosion of pests. Once jujube trees are eroded by pests, not only will the yield decrease, but the fruits will be bitten by insects. More serious, they will also
2020-11-08 species jujube rust gall mite of control general in north -
What does red willow use to spread its seeds?
Salix mandshurica is a good soil and water conservation tree species with straight and flexible branches and good wear resistance, which can be used for weaving. So how does the red willow spread its seeds? First, what does red-skinned willow rely on to spread its seeds? red-skinned willow spreads its seeds by the wind. Red willow has strong toughness and can
2020-11-08 Red willow shit what spread seed red yes good -
Identification and Control of several Common fungal Diseases in Rhododendron
Among the common rhododendron diseases, the main fungal diseases are rhododendron powdery mildew, rust, gray spot, blight, cake leaf disease and so on. (1) the main differences of the following diseases are: 1. Rhododendron powdery mildew: it usually occurs in the middle and later stage of growth, which at first fades to green spot, then grows white mycelium layer, produces a large number of white powdery conidium layer, and later becomes grayish brown. Rhododendron rust: transparent gold or transparent gold on the back of the leaves at the initial stage
2019-01-15 -
High-yield cultivation techniques of Lycium barbarum
High-yield cultivation techniques of Lycium barbarum
2018-07-05 -
Technical points of integrated control of diseases and insect pests of Shatian pomelo
It is understood that since the 1980s, large-scale Shatian pomelo planting bases have been established in various parts of Meizhou, and the economic benefits have been increasing. Many farmers in the practice of planting Shatian pomelo for many years, the cultivation techniques have been greatly improved, but due to the large area, a wide variety of diseases and insect pests, the new occurrence of diseases and insect pests.
2018-07-31 -
Control of Diseases and insect pests in Pear Orchard
At present, when the pear orchard is in full bloom, fruit growers should timely control the following diseases and insect pests at the end of pear flowering: pear gall mosquitoes and pear wood lice should be sprayed at the end of flowering according to the flowering situation of pear trees. The medicament can choose 10% Shenjian 1500 times liquid plus 10% Shijia pyridine 2000 times liquid. Pear rust and pear scab should be sprayed in time at the end of pear flowering. The medicament can choose 15% Fen Ning 1500 times liquid or 45% Dasheng 800Mel 1000 times liquid, plus 10% Shigao 6000 times liquid.
2019-01-15 -
Control techniques of Diseases and insect pests in Pear Orchard
At present, when the pear orchard is in full bloom, fruit growers should timely control the following diseases and insect pests at the end of pear flowering: pear gall mosquito and pear planthopper: according to the flowering situation of pear trees, spray control in time at the end of flowering. The medicament can choose 10% Shenjian 1500 times liquid plus 10% Shijia pyridine 2000 times liquid. Pear rust and pear scab: timely spray control at the end of pear flowering. The medicament can choose 15% Fenjingning 1500 times liquid or 45% Dasheng 800-1000 times liquid, add 105Gao 60
2019-01-16 -
Occurrence and control of jujube pest grass paramecium and jujube gall mite
Occurrence and control of jujube pest grass paramecium and jujube gall mite 1. Coccidae jujube pest, also known as tree lice and grass shoe insect. It is widely distributed in China, such as Hebei, Shanxi, Shandong, Shaanxi, Henan and other provinces (regions). ...
2018-06-20 -
Papaya tree cultivation: how to prevent and cure papaya rust?
How to prevent and cure papaya rust? What harm does papaya rust have? What methods can be used to prevent papaya rust? Please introduce the harm of papaya rust: after the leaves are damaged, they produce glossy orange spots, which gradually expand into round spots of about 5 mm, and produce yellow mucus. The back of the leaf is raised. And produce grayish yellow.
2018-07-18 -
The latest course of cultivation techniques and methods of winter jujube
Winter jujube is an excellent variety of late ripening fresh food of thornless jujube, also known as Miaoshangfu, Yanlaihong, apple jujube and so on. In recent years, the market is in short supply and has high economic value. To vigorously develop the production of winter jujube, higher economic, ecological and social benefits can be obtained.
2020-11-10 The latest winter jujube cultivation techniques methods tutorials winter jujube is -
Control techniques of Citrus Black skin Fruit
Control techniques of Citrus Black skin Fruit
2019-10-22 -
Pre-harvest management of precocious honey pear
The cultivation area of precocious honey pear is expanding year by year, but due to the lack of scientific management means and methods, the premature senescence of pear trees appears, the result decreases year by year, the fruit quality is declining day by day, and the economic benefit is not good. Especially because last winter is warmer, and every early spring is hot, late spring appears complex and changeable such as late spring cold.
2018-09-15 -
Cultivation techniques of Zanthoxylum bungeanum
Cultivation techniques of Zanthoxylum bungeanum
2018-07-05 -
What harm does grape felt disease have? What are the prevention and control techniques?
Grape felt disease is actually caused by a pest, rust tick, and its symptoms are similar to diseases, so people are used to being included in the category of diseases. So specifically, what is the harm of grape felt disease? What are the prevention and control techniques? What is the harm of grape felt disease? 1. Danger
2020-11-09 Grapes blankets diseases what hazards control technology which -
Does it make money to grow winter dates? How to plant winter jujube trees? How to manage it?
Winter jujube (also known as Yanlai red, apple jujube, Bingtang jujube, Huanghua winter jujube, Miao Shangdong jujube, Zhanhua winter jujube) is generally naturally mature and listed in the Gregorian calendar from October to November, so it is named after the cold weather in the north. Does it make money to grow winter dates? How to plant winter jujube trees? How
2020-11-09 Planting winter jujube making money Mo winter how planting management -
Does it make money to grow winter dates? How to plant winter jujube trees? How to manage it?
Winter jujube (also known as Yanlai red, apple jujube, Bingtang jujube, Huanghua winter jujube, Miao Shangdong jujube, Zhanhua winter jujube) is generally naturally mature and listed in the Gregorian calendar from October to November, so it is named after the cold weather in the north. Does it make money to grow winter dates? How to plant winter jujube trees? How to manage it? The prospect of planting winter jujube trees
2019-04-07 -
How is the citrus black fruit formed? How to prevent and cure it?
Many farmers who have planted citrus, lemon and grapefruit have had this experience: in summer and autumn, the skin of these fruits will turn black, commonly known as black peel fruit, this kind of fruit is small, sour and black, which greatly loses the interests of growers.
2020-11-09 Citrus black skin fruit is how form should control -
Occurrence and control of pear root cancer
Occurrence and control of pear root cancer
2018-07-10 -
Causes and preventive measures of black peel fruit
Causes and preventive measures of black peel fruit
2018-06-27