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What are the control methods for tea anthracnose?
Tea anthracnose is a disease caused by fungi of the subphylum Deuteromycotina. The pathogen overwinters in diseased leaf tissue as mycelium and acervuli, and in the following spring under suitable conditions produces conidia. The conidia spread and proliferate with wind and rain, germinate in water droplets and invade the leaves,
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What are the methods for controlling tea plant pests and diseases
The meaning of deep processing of tea. Deep processing of tea refers to the use of fresh tea leaves or finished tea as raw materials, or the use of tea, tea factory rejects and by-products as raw materials, together with corresponding processing techniques and methods, to produce tea-containing products. Tea-containing products may be based on tea
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How to prevent premature senescence in cotton? Cotton farmers learn these three methods
Entering July to August is the peak period of massive flowering and boll setting in cotton, the key period for cotton yield formation, and also the peak period of cotton fertilizer demand. If fertilizer cannot keep up during this period, cotton will suffer premature senescence due to fertilizer deficiency, causing massive shedding of squares and bolls, resulting in substantial yield reduction and serious losses.
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What are the propagation methods for papaya?
When it comes to papaya, I think everyone is very familiar with it. Papaya has many nutritional benefits and is very good at beautifying the skin, so many women love to eat papaya, which is why papaya is grown so widely in our country. Propagation methods for growing papaya
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What are the control methods for Cercospora leaf spot on cantaloupe?
Brown spot is a common disease of cantaloupe, widely distributed, mostly occurring sporadically, with mild symptoms and no impact on production. In severe cases, the diseased plant rate can reach over 80%, causing some leaves to become diseased and necrotic, affecting yield and quality to a certain extent. Symptoms: This disease mostly occurs in the mid-to-late growth stage of cantaloupe
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Detailed Explanation of the Cleft Grafting Method and Top Grafting (Topworking) Technique for Plum Trees
1. Preparation before grafting: Generally in February, cut healthy, pest-free 1-year-old branches as scions. It is best to use fully mature, plump-leaf-budded, well-developed branches from the upper outer canopy of trees that have already fruited. Cut them into 15-20 cm segments (with 3-5 buds).
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A Detailed Guide to Common Pests and Diseases of Plum Trees and Their Control Methods
After the first pinching of the plum tree, pinch the new secondary shoots when they reach 20 cm, and pinch the developing branches when they reach 60-80 cm. If there are many branches, some can be thinned out; if the branches are not too dense, thin as little as possible and control more. Before mid-July, the weeds in the orchard must be completely removed
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How to Control the Alternate Bearing of Plum Trees? Practical Cultivation and Management Methods
1. Reasonable pruning to regulate tree vigor. On-year trees should be pruned early (before the onset of winter) and heavily. Remove dead branches, residual branches, slender branches, scorched-tip branches, diseased and pest-infested branches, and excessively dense, crossing branches. Do more heading back to stimulate shoot growth; for vigorous branches and competing branches, cut back hard, removing 2/3 to 3/4 of the branch or leaving only 3 to 5 buds. Thin flower buds early, prune away excess flowering branches, and reduce the fruit load. Off-year trees should be pruned late (around the beginning of spring), keeping flowering branches and thinning out non-flowering vegetative branches. Leave branches unpruned or bend them down to moderate tree vigor, retain as many flowers and fruits as possible, and increase the fruit set.
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What are the control methods for calcium deficiency in apple trees?
Symptoms of calcium deficiency in apple trees: bitter pit formed in the early stage, with a spongy texture under the skin but without rotting. The red spots and black spots formed before harvest should be distinguished as to whether they are an infectious disease or a physiological disorder. The red spots and black spots formed by infectious diseases rapidly expand and penetrate deep into the flesh and
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What are the causes of melon fruit abortion and the control methods?
1. Causes of fruit abortion 1. Temperature too high or too low. When the temperature is too high, photosynthetic accumulation is low and respiration consumption is high, which easily causes the vines to grow excessively, leading to malnutrition and fruit abortion; when the temperature is too low, the root absorption capacity weakens, affecting photosynthesis and leading to nutrient deficiency and fruit abortion. 2. Soil too dry
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