-
Key Technical Points for Managing Young Citrus Trees for High Yield and Tree Shape
The management goal for young citrus trees is to promote multiple flushes of new shoots and the emergence of vigorous branches, accelerate the number of branching orders, form a full canopy as quickly as possible, and establish a strong framework, laying a good foundation for high and stable yields. To achieve this, the management technical measures should include: 1. Timely
-
What are the key points for managing a citrus orchard in winter?
The key points for managing a citrus orchard in winter focus on the following aspects: 1. Remove winter shoots. As temperatures drop, citrus fruit trees gradually enter a relative dormant period. In the South Asian tropical citrus production areas where temperatures are relatively higher, young citrus trees will sprout scattered winter shoots. Winter shoots grow thin and weak and are not easy to mature, have no useful value, and should be removed in time to avoid consuming nutrients, which is not conducive to nutrient accumulation.
-
What management work needs to be done before planting mangoes in the field?
1. Marking out Marking out and digging holes: The orchard is first plowed twice and harrowed twice, with deep turning and ripening to a depth of 30cm. For orchards on hillsides, planting is done along the contour. First, from top to bottom, establish a vertical baseline, and according to the baseline and the plant spacing, mark out the planting points for two contour planting rows at the middle and foot of the hillside to the left and right. Then, using two points to form a line, mark out the planting points for the other contour planting rows. For flatland orchards, use the main road and branch roads as baselines and mark points according to the specified plant and row spacing, with each planting row parallel or perpendicular to the roads. The planting hole size is 80×70×60cm, and holes should be dug 2-3 months before planting.
-
What are the key technical points for spring management of apple orchards?
I. Orchard sanitation: In combination with winter pruning, saw off rotten and diseased dead branches, cut off branches with woolly apple aphid galls, and thoroughly clean the orchard. Clear away fallen leaves, dropped fruit, residual branches and rotting bark, then bury them in pits or burn them to reduce the source of pests and diseases. In late March, when the buds show green, spray to sanitize the orchard.
-
A Detailed Explanation of Key Apple Tree Management Techniques in Midsummer
August is the peak period of flower bud differentiation and rapid fruit enlargement in apple trees, and also the peak period for the occurrence and development of pests and diseases; tree management during this period is very important, and the key management points are summer pruning, pest and disease control, topdressing, weeding and drainage.
-
How to manage an apple orchard in the hot and humid season? Practical experience shared
In the hot and humid season, high temperatures and high humidity create climatic conditions favorable to the outbreak and spread of pests and diseases, making this a critical period for preventing and controlling the damage they cause. At the same time, the new shoots of apple trees begin their second period of vigorous growth, and the fruit enters the swelling stage of development. Doing a good job of
-
Key Technical Points for Autumn Management of Young Apple Trees
Young apple trees have relatively strong growth vigor but poor cold resistance. With poor management, they are prone to shoot shriveling after overwintering. In mild cases, growth is poor, the tree shape becomes disordered, and fruiting is delayed. In severe cases, the entire tree dies, causing missing plants and affecting orchard establishment. If autumn field management is strengthened to promote robust tree growth and well-filled, mature branches, overwintering ability can be effectively enhanced and dehydration shriveling can be prevented. The main autumn management measures are introduced below.
-
Key Technical Points for Pollution-Free Apple Cultivation and Management
We fruit growers must recognize the current and future development direction of producing pollution-free apples. We should focus on applying organic fertilizer. The principles of applying organic fertilizer are: first, to increase the organic matter content of orchard soil; second, to combine organic fertilizer with inorganic fertilizer. We should control nitrogen, stabilize phosphorus, and increase potassium.
-
Detailed Explanation of Key Technical Points for Soil, Fertilizer and Water Management in Apple Orchards
1. Soil management For the soil management of mature fruit tree orchards, the clear-root method or tree-disk mulching method should be adopted. From spring to before the rainy season each year, after combining fertilization and irrigation, carry out intertillage and loosening of the soil. Weed 1-2 times to keep the soil loose and free of weed growth. In the rainy season, cut grass and cover the tree disk 1-2 times. In autumn, after the fruit trees shed their leaves, carry out autumn plowing. Use an iron shovel to deep-turn the tree disk to 15-20 cm, then apply additional organic fertilizer. Apply topdressing three times, respectively before and after sprouting, after flower drop, and during the fruit enlargement stage, using nitrogen, phosphorus and potassium elements in combination. The ratio is 1:0.6:1.5.
-
Detailed Explanation of Key Techniques for Autumn Management of Apple Trees
The peak period of flower bud differentiation in apple trees occurs in autumn. Doing a good job of autumn management of apple trees can lay a solid foundation for high, stable and high-quality yields in the following year. Fertilizer and water management For non-bearing trees, 0.15-0.25 kg of diammonium phosphate can be applied per tree; for large bearing trees, according to the planned yield for the following year, 0.7 kg of pure nitrogen and 0.7 kg of available phosphorus can be applied per 100 kg of fruit. Topdressing for young trees can significantly increase the sprouting rate in the following year. For large trees in full bearing period, applying fertilizer in autumn year after year, under the same amount and types of fertilizer, compared with topdressing in early summer, can increase the yield by about 50 kg per tree.
条件筛选