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Impatiens powdery mildew and brown spot
Powdery mildew symptoms: mainly harm leaves, flowers and stems can also be damaged. Round white mildew spots first appeared on the leaves of impatiens, which generally began to occur in May. After June, the disease spots expanded or multiple disease spots were connected into pieces, each layer thickened to form a white powdery mildew layer, and mildew layers could be produced on the front and back of the leaves. In early autumn, yellow dots were formed in the powder layer, and then gradually deepened and finally dark brown. In serious cases, the leaves died and fell early. Pathogen and occurrence regularity: the subphylum of atomic cysticercus, powdery mildew caused by monofilament. Son
2019-01-16 -
What pesticides are used for lotus root pest control?
Lotus root has high edible value and medicinal value, but it is inevitable to encounter pests and diseases in the planting process. When pests and diseases occur, what pesticides are used to control them? First, what pesticides are used in lotus roots The pesticides and doses used for different pests are different. Lotus
2020-11-08 lotus root pest control use what pesticide have very -
Control methods of powdery mildew of balsam pear
Control methods of powdery mildew of balsam pear
2018-07-05 -
Control of powdery mildew of Hami melon
Powdery mildew is the main disease of Hami melon, which is widely distributed and occurs in protected and open fields, which seriously affects the yield and quality of Hami melon. Symptoms can occur throughout the growth period and can infect leaves, petioles and stem vines. White is formed on the leaf surface at the initial stage
2020-11-08 Species cantaloupe white powder disease control for -
The latest control methods of balsam pear powdery mildew
Balsam pear powdery mildew is common in balsam pear plants. Different varieties have different resistance to powdery mildew, mainly on leaves, followed by petioles and vines. The disease is caused by infection of fungal monomycetes, which is an idiopathic parasite and can only live parasitic life in vivo.
2020-11-10 The latest balsam pear white powder disease prevention and control methods -
Fishing techniques of large silverfish
1. Preface in 1995, the Ministry of Agriculture and the Ministry of Water Resources jointly issued the notice on accelerating the Promotion of Silverfish Transplantation and Proliferation Technology, which set off an upsurge of large silverfish transplantation in the whole country. In the past ten years, the cause of transplantation and proliferation of large silverfish has been widely developed in the north, especially in Inner Mongolia, and good results have been achieved in lakes and reservoirs. When the large silverfish in the transplanted waters reached the fishery effect, that is, the large silverfish formed a high number and stable population and was naturalized.
2019-01-16 -
How to plant roses scientifically?
How to plant roses scientifically? Please give guidance on rose planting can refer to the following methods: 1. Variety layout: Meilan lipstick and Bellamy are the main varieties in summer, and American powder can be used as summer or autumn and winter varieties. Cardinal and Hongjiu ○ are the main varieties in autumn and winter. 2, the planting period and.
2018-07-18 -
Standardized cultivation techniques of Rose
In recent years, our field has implemented the Science and Technology Spark Project of the Provincial Department of Science and Technology, and successively introduced five new varieties of fresh cut rose, including Meilan lipstick, Bellamy, American Powder, Cardinal and Hongjiu ○, from outside the province, and summed up a set of standardized cultivation techniques. 1. Variety layout: Meilan lipstick and Bellamy are the main varieties in summer.
2018-07-19 -
Comprehensive Control of Lotus Root Diseases
First, lotus root brown spot disease is a common disease in lotus leaves, which produces light brown spots on the leaves, causing local dryness of the diseased leaves. Prevention and treatment: reasonable close planting to ensure ventilation and light in the lotus root field; appropriate application of phosphorus and potassium fertilizer to improve plant resistance and timely removal of diseased plant residues. The initial stage of the disease with 25% carbendazim 600 times solution, or 75% chlorothalonil.
2018-09-13 -
How does planting lotus root prevent disease?
How does planting lotus root prevent disease? Lotus root is a kind of high-yield and high-efficiency aquatic cash crop, which is a vegetable variety eaten by the people. It is widely cultivated in various places. With the adjustment of industrial structure in various places, its cultivation area has been expanding continuously. In recent years, the occurrence of lotus disease has become increasingly serious, has been...
2018-09-10 -
What diseases should be controlled in planting lotus root?
What diseases should be controlled in planting lotus root? Please introduce that lotus root is a high-yield and high-efficiency aquatic cash crop and a vegetable variety eaten by the people. It is widely cultivated in various places. With the adjustment of local industrial structure, its cultivated area is constantly expanding. In recent years, lotus root diseases are becoming more and more serious.
2018-07-18 -
What are the diseases and insect pests of balsam pear and how to control them?
Balsam pear, also known as cold gourd, is a plant of the family Cucurbitaceae and is an annual climbing herb. Stems, branches, petioles and pedicels pilose, axillary tendrils. Leaves 3 to 12 cm in diameter, 5 to 7 palmately parted, lobes oval, outer margin serrated. Bloom at the turn of spring and summer
2020-11-08 Balsam pear diseases and insect pests which how control balsam pear also known as balsam pear -
How to become bigger and stronger when cooperatives unite again
Editor's note: it is difficult to form a thread with a single silk, and it is difficult to make a forest with a single tree. Farmers unite to form professional cooperatives, and in the face of the ever-changing market, individual cooperatives with a small amount of resources will struggle. On the other hand, the four Seasons incense Association, the Prime Minister's vegetable Association and Aokun have the opportunity.
2016-03-20 Cooperative again unite how to become bigger and stronger editor's note monofilament -
Mixed culture technique of lotus root Loach
Is it feasible for mixed culture of lotus root and Loach? The lotus root grows in the soil, and the Loach also survives in the soil. Raising Loach in the lotus root pond belongs to ecological culture and is mutually beneficial. How can lotus root Loach be raised together? The editor will lead you to understand.
2020-11-08 Lotus root Loach mixed culture technology lotus root OK OK? -
Bonsai banding methods and techniques are worth collecting.
Bonsai of different shapes is the ultimate pursuit of couples. The unique branches and leaves are for climbing, and the spirit is vivid and vivid, giving different vitality to bonsai. It's like an old man telling you about the twists and turns of his life. Bonsai is a kind of.
2018-05-15 -
Detailed explanation of grape cultivation techniques
Detailed explanation of grape cultivation techniques
2019-03-04 -
The planting method of Impatiens
To breed and breed impatiens with seeds. 39 sowing, sowing in April is the most suitable, so that it can blossom in the first and middle of June, and the florescence can be maintained for more than two months. 1. Land selection and preparation: it is appropriate to use sunny, moist, fertile, loose and well-drained soil. Apply basic fertilizer and prepare land to make beds.
2018-12-24 -
The planting method of Camellia Impatiens pictures of Camellia Impatiens
Friends who like flowers and plants must like camellia impatiens, but do not misunderstand that it is a kind of camellia, because it is a plant of the family Impatiens family, because it is a large double flower, and its flowers are colorful like camellias. many people who grow it say that it is difficult to raise impatiens.
2019-02-09