Preparation method and application of stone sulfur mixture

First, the configuration method of stone sulfur mixture

The mixture of lime and sulfur is made by adding water, and the best ratio of the three is 1: 2: 10. When cooking, you must use a clay pot or a raw iron pot. Using a copper pot or aluminum pot will affect the efficacy.

The specific decocting method is:

First, put the high-quality quicklime into the pot, add a small amount of water to dissolve the lime, then add enough water, heat it to boiling, filter off the slag, then slowly pour the sulfur paste prepared with a small amount of hot water from the pot side, stir at the same time, record the water level line, then add fire to cook, and start counting when boiling (keep boiling for 40-60 minutes). Before the ceasefire, the water lost during boiling should be replenished with hot water.

When the solution in the pot is dark reddish brown and the slag is blue-green, the combustion can be stopped. After cooling, filtering or precipitation, the clear liquid is the mother liquid of the sulfur mixture.

The residue from the boiling of sulfur mixture can be made into white paint to protect the trunk, which can prevent sunburn and freezing injury, and has the functions of sterilization and insect prevention. The ratio of quicklime: sulfur mixture (residue): water is 5: 0.5: 20, or quicklime: sulfur mixture (residue): salt: animal oil: water is 5: 0.5: 0.5.

Second, the use of stone sulfur mixture

(1) spray method

The saplings and lawns were sprayed. It can prevent and control red spiders, scale insects, rust and powdery mildew on trees and flowers. After the leaves of fruit trees fall in autumn and winter, the mixture of stone and sulfur is generally used once when clearing the garden.

(2) Dry coating method

Dilute with water in early spring and late autumn 180-400 times, spray or brush evenly on the trunk. The experience of Tai 'an Garden Department-after pruning trees during dormancy, the harm of Lagerstroemia indica and pomegranate was basically eliminated by brushing the trunk and main branches with sulfur mixture.

(3) wound therapeutic agent

Applying the wound can reduce the infection of harmful bacteria and prevent the occurrence of rot and ulcer.

(4) whitening agent

0.4 kg of sulfur mixture, 5 kg of quicklime, 0.5 kg of salt (optional) and 40 kg of water are used to prepare tree whitening agent. Generally used in autumn and winter, the effect of pest control is good, and trees can continue to grow normally in the coming year.

Extended data

Sulfur-mixed agent is mainly used in apple, citrus pear, peach, grape, jujube and other fruit trees, and can also be used in flowers, alfalfa, beans, wheat, tea trees and other pests such as spider mites, rust mites, scale insects, powdery mildew, gummosis, resin disease and other diseases.

Sulfur mixture can kill bacteria, pests and eggs by penetrating and eroding the body walls of bacteria and pests. It is an inorganic sulfur preparation, which can kill bacteria, insects and mites and prevent powdery mildew, rust, brown rot, brown spot, scab, spiders and scale insects. Protect, prevent and control diseases, and have moderate toxicity to people and livestock.

Baidu Encyclopedia-Sulfur Mixture