Question

Как можно защитить почвы от образования оврагов 4 класс

Answer 1

1. Пахать только вдоль склонов
2. Ограничивать выпас скота на склонах
3. Высаживать лесополосы вдоль склонов, поперек стока воды
4. Если овраг уже образовался - остановить его рост:
- обсадить берега быстрорастущими породами деревьев (ольха, ива, осина, тополь)
- перегородить овраг простейшими запрудами хотя бы в виде двойного плетня с булыжниками посередине
- нагорными канавами отвести воду в сторону от его головы (начала)
Удачки)))

Answer 2

Protecting Soil from Gully Erosion

To protect soils from the formation of gullies, several measures can be taken. Here are some effective methods:

1. Vegetative Cover: - Planting Trees and Grass: Establishing and maintaining a healthy vegetative cover, such as trees and grass, can help prevent soil erosion and the formation of gullies. - Source: "Planting trees and grass can help prevent soil erosion and the formation of gullies."

2. Contour Plowing: - Plowing Along the Contour Lines: Contour plowing involves plowing across the slope rather than up and down. This technique helps to slow down the flow of water and reduce soil erosion. - Source: "Contour plowing involves plowing across the slope rather than up and down, which helps to slow down the flow of water and reduce soil erosion."

3. Terracing: - Constructing Terraces: Building terraces on hilly terrain can help to reduce the speed of water runoff and prevent gully erosion. - Source: "Building terraces on hilly terrain can help to reduce the speed of water runoff and prevent gully erosion."

4. Mulching: - Applying Mulch: Mulching the soil can help to protect it from erosion by reducing the impact of raindrops and preventing surface runoff. - Source: "Mulching the soil can help to protect it from erosion by reducing the impact of raindrops and preventing surface runoff."

5. Soil Conservation Practices: - Implementing Soil Conservation Practices: Practices such as no-till farming, crop rotation, and cover cropping can help to maintain soil structure and reduce erosion. - Source: "Soil conservation practices such as no-till farming, crop rotation, and cover cropping can help to maintain soil structure and reduce erosion."

By implementing these measures, it is possible to protect soils from the formation of gullies and minimize the impact of erosion on agricultural land and natural landscapes.