NEW SABURAN HANDBOOK 2015
21/06/2023
NEW SABURAN HANDBOOK 2015 * Name of active ingredient: Ethoprophos/Ethoprop (Organic Phosphorus Group). * Characteristics: Ethoprophos is a soil treatment product used to treat nematodes soil borne pests such as mealybugs, gray worms, white grubs , ants, termites... on many crops such as coffee, black pepper, sugarcane, dragon fruit , potatoes, tomatoes, cabbage, sweet potatoes, beans of all kinds, tobacco, fruit trees, rubber, etc. The product has contact effects (Not fumigated) and toxic taste. Depending on the type of crop and the object of control, the product can be: (1) spread along the bed, (2) spread in band, (3) applied at the base or (4) spread evenly on the surface, then plowed, harrowed, and mixed. watered. The effectiveness of product dispersion in soil depends on: (1) Soil moisture: The soil needs to be sufficiently moist, (2) Soil organic matter:The soil is rich in organic matter, the product can be absorbed by organic matter, so the effect may be reduced, (3) Soil structure: Heavy soil (clay, loamy), less pores, more difficult for products to penetrate into the soil. light soil (sandy soil, sandy loamy soil), many holes. The ability of the product to remain in the soil depends on the soil properties, if the soil temperature is high, it will help the product to decompose faster. Retention of the product in the soil is about 1-3 weeks (Bromilow, 1980). Saburan 10GR is a soil treatment product, especially for the treatment of nematodes that damage the roots of black pepper, causing stunted growth, poor growth, yellow leaves, and death, in addition to protecting the roots and preventing harmful fungi such as Phytophthora, Fusarium, Pythium, Rhizoctonia, viruses, etc., penetrate through wounds on the roots, causing rapid death, slow death, internode drop – vine death , crazy pepper, etc. Toxic group 3, toxic to fish and bees. P.H.I: 14 days. * Use:
* Note: Can mix products with fertilizers, pesticides, other diseases. Stop spraying 30 days before harvest. According to foreign research documents, If spread evenly over the entire ground, the dose is 20-100 kg (2-10 kg ai/ha), then plowed and harrowed before planting annual crops such as vegetables and beans. , tobacco, melons, potatoes...
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To prevent, in addition to plowing and burying weed seeds, collecting weed stalks and stumps left after tilling the land to burn, not letting weeds produce seeds in production fields, etc., the use of chemical products is still a measure. optimal because of its ability to thoroughly kill weeds, reduce labor and take advantage of more time than manual weeding.
Miner has the scientific name Phyllocnistis citrella Staint., family Phyllocnistidae, order Lepidoptera. The miner occurs in many countries in the tropics and subtropics. The main host of the miner is the citrus family - Rutaceae. In addition, the miner also attacks mangosteen and some other plants.
Adult is a small planthopper, with a body 2-3 mm long, the whole body is ash gray, slightly greenish, the wings are opaque with many small brown spots.Eggs are oval, 0.3 mm long, have a pointed end and are attached directly to the leaf surface, leaf axils.
Green bugs specialize in the fruit of citrus groups (oranges, tangerines, lemons, grapefruits, kumquats...), some people call them orange bugs, or orange suckers. Their scientific name is Rhynchocoris poseidon or Rhynchocoris humeralis.
In Vietnam, yellow leaf curl disease is very common on papaya trees, especially the disease is often severe in areas of high and continuous planting, areas with hot and arid climates. The disease has significantly reduced the yield and quality of papaya. Gardens that are infected early when the plants are young may not yield. However, up to now, many gardeners still do not know the cause and how to fix it.
Spider mites are common pests on citrus trees, especially in hot and dry climates that are suitable for spiders to grow and cause severe damage.The group of harmful spiders is usually very small in size, unlike the natural enemy spiders.
This group includes species that are generally very small in size, causing damage by sucking plant sap (on leaves, fruits, branches, stems).
There are many species of mealybugs present on the group of Oranges,Tangerines,Grapefruits and Lemons (Citrus), which can be divided into 2 groups:
+ Group of sticky mealybugs with common varieties such as Lepidosaphes, Aonidiella, Coccus and Saissetia.
+ Group of flower mealybugs with common genera and species such as Pseudococcus, Planococcus and Icerya purchasi.
Dry branches and berries disease often appear to be common damage on coffee gardens during the rainy season. The disease causes death of branchs, dry fruit, severely affects the canopy structure and coffee yield if not paid attention to prevention.
Pink disease commonly causes diseases on rubber plantations in the rainy season, especially on garden from 4-8 years old. This year, rubber has to go through a period of severe drought, weakening the tree, so now in tnshe rainy season it is easy to get infected. Therefore, it is necessary to pay attention to good management to avoid affecting the garden.
In recent years, the area of citrus has been expanded because it is a fruit tree with high economic efficiency. However, in order to sell at a high price, not only in quality but consumers also require the external beauty of the fruit, so pest management on citrus is a matter of great concern to farmers. The hot season is a favorable condition for thrips to develop and cause damage, affecting the commercial value of fruit.
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