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What should be done to promote the growth of plant roots before pepper planting?
Pepper plants are short, the root system of pepper is small, and it is shallow in the soil layer, so it is easier to absorb water and nutrients from humus soil, and the root system distribution is shallow and weak.

In the process of planting and production practice, we can feel the growth habit of pepper. Generally like sunshine, but it can grow well under the condition of slight shade, and it is not strict with the length of sunshine, that is, it is not cold-resistant. In the process of planting seedlings and cultivating soil, we can also see the root distribution and buried depth of pepper, which requires us to choose fertile and loose soil when planting, which is conducive to promoting the growth of hairy roots and roots.

Ridge transplanting must choose land with fertile soil and good air permeability. The combination of intertillage and soil cultivation plays a decisive role in the fattening of seedlings. Because of the characteristics of root system of pepper seedlings, it is necessary to choose fertilizers scientifically and reasonably. Organic fertilizer and compound fertilizer are the best choice, and at the same time, they should be watered in a timely and appropriate amount.

Rational fertilization, the base fertilizer should be decomposed farmyard manure or biological fertilizer and boron fertilizer. Farmhouse manure can improve soil structure, improve soil permeability, and is beneficial to root growth. Boron fertilizer is very important for root growth and development. The pepper field should be smooth and smooth, which is conducive to drainage.

In the process of planting pepper, ridging is used, just like planting sweet potato, and the ridge is 30 cm high. Then cover the soil with plastic film, and the vegetable garden in rural areas can also be covered with straw. The purpose of this is to effectively alleviate the water accumulation in the root of pepper and prevent waterlogging. In the past, when there was no plastic film in rural areas, straw mulching was widely used. Now some people think that we can't overuse plastic film. After all, mulch film is a plastic product, which is difficult to degrade when buried in the soil.

Do a good job in seedling raising: select the seedbed, dig it loose and mix it carefully, and evenly spread appropriate amount of phosphorus and potassium fertilizer; Stir the soil of the seedbed shallowly again, and then spray the seedbed with manure cleaning water or clean water.

Before planting pepper seedlings, it is necessary to sterilize them by soaking, spraying or pouring ridges, which can make pepper seedlings fall quickly after planting and promote root development and healthy growth. The planting depth of pepper seedlings should not be too deep or too shallow. Too deep is easy to cause root rot and death of seedlings, too shallow is easy to show pimples, which is not conducive to slow seedlings. The suitable depth of pepper planting is that the cotyledons of seedlings are flush with the soil, and root water is poured immediately after planting.