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.To prepare for the coming Summer-Autumn rice crop, we would like to introduce to you a very new product of Saigon Plant Protection Joint Stock Company, which is Butoxim 5GR. This is a granular product used for spreading by Saigon Plant Protection Joint Stock Company in research, production and distribution.

 

 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.Larvae are very small, oval in shape, newly hatched are bright yellow. Age 2 and age 3 are in green. Age 4 and age 5 are golden brown and 2 small wing sprouts.

 

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.Spiders have a very short life cycle, high reproductive ability, create many generations in a year, so it is easy to break out into epidemics in a short time.

 

 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.

Currently in Vietnam, the cultivation of citrus trees is playing an important role in the country agricultural production. The benefits of citrus trees have made many farmers rich. However, wherever citrus trees are planted, fissured trunk cracking appears and causes damage. If any gardener is negligent or lacks attention to this disease, the tree will die, even the whole garden.

 The adult caterpillars is a very small butterfly with a body length of 4-5mm, a wingspan of 8-10mm, a light gray-brown color.

 Young worms are green, full of strength, 5- 6mm long.

 Very small spherical eggs.

 The pupa is brown, 4-5mm long.

 In general, insects, spiders and plant pests are divided into the following groups:

1. The group of leaf-eating caterpillars

Harm by using mouth to eat parts of plants, especially leaves, because the caterpillars are missing, the plants grow and develop poorly, leading to reduced yields, In addition, wounds caused by pests are also a gateway for fungi and other bacteria to enter and cause harm.

The disease usually affects lemon and grapefruit, the disease affects all parts of the tree. On oranges, tangerines are less affected. On lemons, the disease usually affects leaves. The disease attacks anywhere on the leaves, but usually affects the tips of the leaves and the edges of the leaves.Anthracnose lesions are yellow-brown, then grow larger, slightly rounded, surrounded by dark brown borders.

* 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.

Seedling death (root rot) is a common disease for a number of crops such as peanuts , tomatoes, carrots, melons, peppers... Seedling death is especially common in specialized growing areas, or areas where secondary crops are grown for many years. In low-humidity areas, areas with hot and humid weather, the disease is often severe. At present, seedling death on  several secondary crops is still a problem for many farmers.

 

Zinc and Bo deficiency occurs in many regions of the world, especially rice growing areas in Asia in general and in Vietnam in particular, sandy soils and soils with light mechanical composition are easily washed away.. , strong erosion, soils poor in organic matter...... often deficient in Bo and Zinc..

Statistics on the production and use of fertilizers in industrialized countries in general and in Vietnam in particular show that NPK fertilizers account for a very large proportion of the total amount of fertilizers produced and used in agriculture. It is forecasted that the demand for NPK compound fertilizers in the southern provinces will increase by 1.5 - 2% per year in the period 2014 - 2020 (Source: Vietnam Fertilizer Association).

 

Gall midges cause damage in many rice-growing countries in Asia. Yield loss due to gall midges can reach 30-40%.

Agent: The gall midge has the scientific name Orselia (Pachydiphosis) oryzae, belongs to the order Diptera, family Cecidomyiidae.

Citrus is a fruit tree with high economic value. However, pests and diseases are one of the factors that hinder the development and increase production costs. One of the most dangerous diseases on citrus is greasy spot disease. Greasy spot disease is common on citrus grown in tropical and subtropical regions. The disease affects the growth and development of plants, affects yield, quality and reduces commercial value. In our country, citrus greasy spot disease is also often harmful, especially in the Mekong River Delta, however, so far it has not been noticed.

 

THRIPS 21/06/2023

Thrips are common pests on many crops such as rice, vegetables, beans, cashew, CAT,... This is a very small insect, but can be seen with the naked eye, elongated body, mouth very hard, strong, damaging by using mouth to puncture the young parts of the tree such as young leaves, buds, flowers, fruits, ... Then suck the sap.

 Active ingredient: Fosthiazate 10% w/w                 

Sagofort 10 GR is a contact nematode, granular form, with active ingredient Fosthiazate, organophosphate base, Achetylcholine esterase inhibitory action, both killing (nematicide) and inactivating   (nemastatic ) effects. ) so effect  lasts, effective control of many types of nematodes: Root-knot nematodes (Meloidogyne), root rot nematodes (Pratylenchus), cyst nematodes (Globodera), root borer nematodes(Radopholus), spiral nematode (Helicotylenchus), needle nematode (Tylenchorhynchus)

Whiteflywhitefly(Also: Whitefly ), due to a powdery coating on the body, the pest was first recorded on rice in 1966 in Santaram India and later in African countries: Senegal (1977), Nigeria, Niger, Mauritania, causing yield losses of up to 80%. In Vietnam, in the past, whiteflies were rarely found and caused damage on rice, only common on vegetables such as peppers, eggplants, melons, cucurbits, etc. In 2010, a large-scale pest was recorded in Long An, An Giang, Tay Ninh, infected area: 15,462 ha and now tends to spread in Mekong River Delta provinces and affect productivity.

DIUSINATE 268SC 21/06/2023

 The demand for using pesticides is increasingly diverse and highly specialized, especially for the herbicide group. Grasping the above requirements and facing the situation of highly toxic non-selective herbicide products Recently banned for use such as Glyphosate, 2.4D, Paraquat, etc., scientists are always looking to combine and create new herbicides, hoping to replace banned products to help farmers with conditions for weed management in fields.

SAROMITE 57EC 21/06/2023

 Saromite 57EC, active ingredient of Propargite, is a sulfuric (Sulfur) spider repellant, an emulsifiable concentrate form , containing 57% of the active ingredient (570 g/l), sulfur gas smell , light brown color. As a special product for the treatment of tree-damaging arachnids, acting through contact and fumigation, the effect is fast and can last for more than 20 days.

Anthracnose causing dry branches and fruit is common in coffee gardens during the rainy season. The disease causes death of branches and dry fruits, severely affecting the canopy structure and coffee yield if not paying attention to prevention.

Weeds are always the top concern of farmers, especially rice growers, because if weeds are not completely eradicated, they will compete for nutrients, water, and light, reducing crop yield and causing. negative impact on the quality of agricultural products. The weeds have strong roots and are located in the top soil layer, so they can easily absorb nutrients, grow and press on the surrounding rice plants, making the rice grow barren and underdeveloped. 

From October to December of the solar calendar every year, cashew orchards in the Eastern Central Highlands and South Central provinces gradually shed their old leaves and put on new, green foliage. At this time, the cashew tree also begins to flower and bear fruit, the macro-, semi macro- and micro-nutrient needs of the cashew tree are also higher than usual.

 Ingredients: Fenvalerate 3.5% w/w + Dimethoate: 21.5%w/w

Fenbis 25EC is an EC ( Emulsifiable concentrate )form, containing 3.5% Fenvalerate (Pyrethroid) and 21.5% Dimethoate (organic phosphorus), broad spectrum of action, strong odor, light brown color, inhibitory action. Acetylcholineestase (AchE) is a neurotransmitter that causes an insect to die immediately when it hits the product. The product has contact, toxic taste, strong absorption ability and repels insects.

 Weeds growing in rice fields include many types such as Cyperus difformis, Fimbristylis miliacea, Ludwigia octovalvis ,Echinochloa sp,Leptochloa chinensis etc. ... In which Echinochloa sp and Leptochloa chinensis are two difficult objects to eradicate, often causing serious harm to the yield and quality of agricultural products after harvest if they are not completely eradicated with specialized products.

 In recent months, Saigon Plant Protection Joint Stock Company has received many feedback letters from fellow farmers in the Mekong River Delta stating that Cyperus difformis , Fimbristylis miliacea   is difficult to remove, even though it has been sprayed. products, but this weed still exists in the field and asked the company to explain the reason as well as introduce to people what products can eliminate weeds in rice fields, especially Cyperus difformis , Fimbristylis miliacea  etc. but still safe for rice.

 In recent years, the area of citrus trees in the Mekong River Delta has increased significantly, due to the high profits of intensive growers. However, the increase in acreage and intensification causes growers to face many challenges.

One of the top challenges is the complication of the pest situation. Gardeners have to live with dangerous pests such as yellow leaf disease, green veins, ulcers, scabs, red spiders, fruit borers, yellow leaf rot, root rot... In which  root rot yellow leaf is the most ominous pest.

Rice is the main and important crop to serve domestic and export needs. However, once intensive farming to increase yield and quality, many pests often break out. Sheath blight is one of the most dangerous pests, which greatly affects the yield and quality of rice, if we do not prevent it in time.

Due to the low rainfall and uneven distribution at the beginning of the Summer-Autumn crop, the prolonged drought does not actively source additional water for irrigation, making the soil layers containing alum-producing materials easily oxidized, leading to oxidation. The phenomenon of alum leakage through cracks and capillary vessels in the soil.

In Vietnam, chili leaf curl disease is very common in areas that have grown chili for many years, especially the disease is often severe in areas with hot, arid climates and where many crops are also host to the virus. The disease has significantly reduced the yield and quality of chili peppers. Gardens that are infected early when the plants are young may not yield. However, up to now, many garden owners still do not know the cause and how to fix it.

High-grade foliar fertilizer product AVI 10-52-10 is a nutrient extracted from minerals Nitrogen (N), Phosphorus (P), Potassium (K), canned with a net weight of 500 grams, powdered fertilizer ( compressed into granules), quickly soluble and completely soluble in water, very convenient to use spray on leaves to help plants quickly absorb nutrients through the stomata system at the leaf surface.

In the face of the situation that herbicides are excluded from the list of pesticides allowed to be used in our country due to their high toxicity such as Glyphosate, Paraquat, 2,4 D..., the need for replacement products for the above group of products is very urgent. It is necessary and urgent that scientists and plant protection product enterprises urgently invest in research and search for new active ingredients to soon bring to market more effective and safer herbicides.

In agricultural production, the use of foliar fertilizers is becoming more and more popular for many farmers, it is considered as one of the technical measures to help increase the yield and quality of crops. effective way.

Each type of foliar fertilizer produced has ingredients and nutrient content according to a certain formula, aiming to be used appropriately for each group of plants according to different growth stages.

Rice is the main and important crop to serve domestic demand and export. However, once intensive farming to increase yield and quality, many pests often emerge. Sheathblight is one of the most dangerous pests, which greatly affects the yield and quality of rice, if we do not prevent it in time.

Like many other crops, when growing sugarcane, besides the stages that need attention such as soil tilling , selecting varieties, fertilizing, killing pests, diseases, harmful rats, etc., weed control in the early stages of planting are very important in order to create favorable conditions for plants to grow and develop with high yields in the future.To manage weeds, the use of chemical products is still the optimal solution because of its ability to thoroughly kill weeds, reduce labor, and save time compared to manual work ((Plowing and burying weed seeds, collecting weed stalks and stumps left after tilling soil to destroy, not letting weeds produce seeds in production fields, etc.) etc.)

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