-
How to prevent and control fruit cracking in pomegranates during the ripening period? A detailed guide to practical methods
1. Plant crack-resistant varieties This is the fundamental measure for preventing fruit cracking. Priority should be given to this measure when developing pomegranates. Among the excellent pomegranate varieties, Heyin Tonghongdeng pomegranate, Heyin Yueliangbai pomegranate, Heyin Hongdeng pomegranate, Tunisian soft-seed pomegranate and Chaodazi pomegranate are all
-
How to prevent twig dieback in young pomegranate trees in severe winter? Detailed explanation of cold protection methods
Twig dieback in young pomegranate trees refers to the phenomenon in which some branches shrink and dry out or die after the tree overwinters. In northern China, winters are cold and dry, early spring has little rain and much wind, and evaporation is high, while young pomegranate trees grow a lot each year and the pith of the branches has poor water retention. Therefore, in a severe winter, twig dieback is likely to occur.
-
How to Prevent Pomegranate Fruit Cracking? A Full Breakdown of Practical Methods
Fruit cracking is a prominent problem commonly found in pomegranate production. It can occur from the young fruit stage to the mature stage, and is most severe in the 10-15 days before harvest. In mild years, the fruit cracking rate is generally 3-9%, while in severe years it reaches as high as 30-75%; after the fruit cracks, it is prone to rotting
-
How are pests and diseases prevented and controlled during lemon cultivation?
The main fungal diseases of lemon fruit during storage are: black rot, sour rot, stem-end rot, blue and green mold, and anthracnose; the main physiological diseases are: dry scar and edema. (1) Stem-end rot: divided into brown stem-end rot and black stem-end rot, their symptoms are similar, but brown stem-end rot
-
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
-
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
-
How to prevent and control bud blight in hydrangea
Hydrangea bud blight is also known as hydrangea gray mold. It harms the buds and flowers of the plant. Symptoms: In plants grown in the open field, it readily occurs on dense spherical flower clusters, causing them to develop water-soaked rot. In greenhouse cultivation, buds readily turn black and wither. Pathogen: The pathogen is
-
How to Prevent and Treat Powdery Mildew on Zinnias? A Complete Guide to Practical Methods
Powdery mildew on zinnias occurs in all parts of China and is one of the main diseases of zinnias. On severely affected plants, the leaves turn yellow and wither, and the flowers wither as soon as they bloom. This seriously affects the ornamental value of the plants. Symptoms: The disease mainly affects the leaves, with symptoms occurring primarily on mature leaves. In the early stage of the disease,
-
How to prevent and treat downy mildew in zinnias? A detailed guide to practical methods
Zinnia is also known as zinnia and step-up-high, among other names, and is an annual herbaceous flower of the genus Zinnia in the Asteraceae family. It originated in Mexico. The flowers are relatively large, richly colored, distinctive in shape, and have a long flowering period, and it is now cultivated in various places. In zinnia breeding research and cultivation production practice, new
-
How to prevent and treat rot disease in orchids? A must-read for orchid growers
For orchids, the harm caused by rot disease is extremely serious, and it spreads rapidly. Orchid rot disease mainly includes two types: soft rot and black rot. In the early stages of soft rot, tiny brown water-soaked spots appear on the leaves, then expand into black damp patches, at which point the
条件筛选