The ash is the ash fertilizer formed after the burning of firewood, and it is a kind of hot and quick-acting fertilizer with loose texture. In addition to containing available potassium (5~15%), it also contains effective nutrients such as phosphorus, calcium, iron, magnesium and sulfur. Potassium can promote nitrogen metabolism and sugar synthesis and transportation in plants, which can promote the growth of plants, enhance their ability to resist pests and diseases and natural disasters, and also improve the ability of plants to resist drought. Grass ash has a wide range of uses in fruit production.
1. Prevention and control of powdery mildew: For fruit trees with powdery mildew, 15 cm away from the plant, digging a 10~20 cm deep groove, applying 10~20 kg of grass ash in the ditch, covered with a thin layer of soil, cured The rate can reach 80%.
2, prevention and control of root rot: grass ash is very effective in controlling root rot of pear, peach, hawthorn and other fruit trees. The method is to first open the soil of the root of the fruit tree, remove the soil around the root of the root, scrape off the root bark of the disease, and after drying for 24 hours, each plant covers 2.5 to 5 kilograms of fresh plant wood ash, and then covers the soil, and the cure rate is up to 90%. .
3, prevention and control of rust fruit disease: for the apple tree that has been diseased, excavate an annular groove of 50 cm wide and 60 cm deep at a distance of about 50 cm from the root, and then apply the grass ash as a base fertilizer into the ditch, pour enough water, press You can move the new soil.
4, prevention and control of blight, anthracnose: in the diseased tree seedlings, sown grass ash, 30 ~ 50 kg per acre, can effectively prevent the occurrence of these two diseases.
5, prevention and treatment of early defoliation: using grass ash 8 kg of water 100 kg, soaking for 48 hours of filtration, the filtrate and bactericide mixed spray, has a certain prevention and treatment of apple early defoliation, the effect is better than single spray bactericide.
6. Control aphids: use 10 kg of grass ash to 50 kg of water, soak for 48 hours, and take the filtrate to spray, which can effectively control the aphids on the fruit trees.
Third, the use of grass ash notes The application of plant ash on the foliage of crops must use the filtrate after soaking to prevent contamination of the leaves. Grass ash is an alkaline substance and cannot be used in saline-alkaline soil.
Huaxian Agricultural Technology Promotion Center Sun Caixia
1. Prevention and control of powdery mildew: For fruit trees with powdery mildew, 15 cm away from the plant, digging a 10~20 cm deep groove, applying 10~20 kg of grass ash in the ditch, covered with a thin layer of soil, cured The rate can reach 80%.
2, prevention and control of root rot: grass ash is very effective in controlling root rot of pear, peach, hawthorn and other fruit trees. The method is to first open the soil of the root of the fruit tree, remove the soil around the root of the root, scrape off the root bark of the disease, and after drying for 24 hours, each plant covers 2.5 to 5 kilograms of fresh plant wood ash, and then covers the soil, and the cure rate is up to 90%. .
3, prevention and control of rust fruit disease: for the apple tree that has been diseased, excavate an annular groove of 50 cm wide and 60 cm deep at a distance of about 50 cm from the root, and then apply the grass ash as a base fertilizer into the ditch, pour enough water, press You can move the new soil.
4, prevention and control of blight, anthracnose: in the diseased tree seedlings, sown grass ash, 30 ~ 50 kg per acre, can effectively prevent the occurrence of these two diseases.
5, prevention and treatment of early defoliation: using grass ash 8 kg of water 100 kg, soaking for 48 hours of filtration, the filtrate and bactericide mixed spray, has a certain prevention and treatment of apple early defoliation, the effect is better than single spray bactericide.
6. Control aphids: use 10 kg of grass ash to 50 kg of water, soak for 48 hours, and take the filtrate to spray, which can effectively control the aphids on the fruit trees.
Third, the use of grass ash notes The application of plant ash on the foliage of crops must use the filtrate after soaking to prevent contamination of the leaves. Grass ash is an alkaline substance and cannot be used in saline-alkaline soil.
Huaxian Agricultural Technology Promotion Center Sun Caixia
ã€Comment】 ã€Print this article】 ã€Close this page】 ã€Large, medium and small】
Tub Shower Faucet,Shower Faucet Set,Tub And Shower Faucets,Shower And Tub Faucet Sets
AIHUI Sanitary Ware , https://www.aihuisanitary.com