-
Can pig manure be piled up after root digging during the dormant period of sugar mandarins?
Q: May I ask whether pig manure can be piled up after root digging during the dormant period of sugar mandarins? A: From the biological characteristics of the sugar mandarin fruit tree, there is no relatively clear so-called dormant period. What you may understand as the so-called dormant period probably refers to the plant entering the flower bud differentiation stage after the onset of winter, that is
-
What are the precautions for applying pig manure to the roots of Shatang mandarin?
Fertilizer application rates for Shatang mandarin at various stages: Base fertilizer: 10 kg chicken manure or pigeon manure, or 2.5 kg peanut bran, or 25 kg pig manure, plus 0.35 kg superphosphate, plus 0.25 kg potassium chloride or 0.30 kg potassium sulfate. Pre-bud fertilizer: 0.25 kg urea, plus 0.25 kg superphosphate
-
How to Choose a Nursery Site for Cultivating Sugar Mandarin Grafting Rootstock Seedlings
The nursery site should be chosen in a place with convenient transportation and good conditions for water and electricity supply, somewhat distant from mandarin orchards or separated by a natural barrier, to reduce infection by dangerous pests and diseases. The terrain is required to be flat, with a slope not exceeding 5 degrees, and with no air or water pollution nearby. The soil should preferably be
-
Experience Sharing on Root Cutting to Promote Root Growth in Shatang Mandarin
Applying staged root cutting to promote root growth in Shatang mandarin trees can promote root expansion and guide roots to grow downward, improve the root ecological environment, help restore tree vigor, expand the canopy, increase the number of effective branches and total leaves, thereby increasing citrus yield and improving quality. This is a technique for maintaining high quality, high yield and stable production in citrus.
-
How to prevent and control root-knot nematode disease when growing citrus?
Citrus root-knot nematode disease damages the citrus root system, causing root galls of various sizes to form on the roots, and fibrous roots to clump together into a cake-like mass, which hinders the root system's ability to absorb nutrients and reduces the number of absorbing roots. When citrus is first infected and damaged by root-knot nematodes, the decline is not very obvious in the canopy
-
Control Methods for Root-Knot Nematode Disease in Hami Melon
Root-knot nematode disease is an important disease of Hami melon, occurring and distributed in some areas. It can develop both in protected cultivation and in open fields, with more severe occurrence in autumn. Infection at the seedling stage has a great impact on production. After the disease develops, the rate of diseased plants often reaches more than 60%, significantly affecting Hami melon production. Symptoms mainly
-
Control Methods and Technical Key Points for Root Rot Disease in Papaya Seedlings
Papaya root rot disease is also called papaya root rot. Symptoms: The disease mainly affects the root collar and roots, and seedlings during the nursery period and shortly after planting are more susceptible. It is especially likely when the groundwater level in the nursery site and cultivation site is relatively high or poor drainage causes waterlogging, and when the soil is highly clayey. The plant
-
Main Root Diseases of Tea Plants and Their Control Methods
1. Tea seedling white silk blight (1) Distribution and symptoms: Tea seedling white silk blight is a common root disease in nurseries. It has a wide distribution range and causes severe damage. Besides tea, it can also harm more than 200 kinds of plants including cucurbits, Solanaceae, hemp, tobacco, and peanut. It occurs at the root collar, where the diseased
-
What should be noted before planting Sichuan lovage (Ligusticum chuanxiong)?
Sichuan lovage (Ligusticum chuanxiong) uses its root as medicine. People use it to make tea, which is mellow and tasty, cools and quenches thirst, and has effects such as dispelling wind and relieving pain, and promoting qi and blood circulation. 1. Cultivation method. Sichuan lovage is propagated by stem. Before planting, the soil should be deeply plowed, and for every 667 sq m use 120 kg of phosphate fertilizer, mixed with 1500 kg of farmyard manure as base fertilizer, then harrow fine and level, and make beds. When planting, select healthy stem nodes of uniform size, uniform thickness, and free of pests and diseases as seed sprouts, remove the upper tip, cut into small pieces of about 3 cm, each piece with one node disk, with 1.6 cm extending on each end of the node disk. After cutting, place them in a sunny, wind-sheltered, moist place, and soak the seeds with a 1000-fold dilution of carbendazim. You can also spray with a 150-fold dilution of 25% wettable phoxim, or dip them in 1:10 garlic juice, to control underground pests such as cutworms. Then pile them up and cover with gunny sacks. After 3-5 days, when white sprouts emerge from the node disks, they can be planted.
-
Detailed Explanation of Control Methods for Root Rot in Atractylodes macrocephala
Symptoms: The fine roots in the lower part of the diseased plant turn brown and rot, then spread to the upper fleshy rhizome and stem, showing dark brown sunken rotting spots, and the aboveground part begins to wilt. On the cut surface of the rhizome and stem, the vascular bundles show an obvious discoloration ring, and in the later stage the entire rhizome becomes spongy black dry rot, and the plant
条件筛选