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Growth performance of annual soft-seeded pomegranate seedlings under different soil types.
I. Introduction. As a popular fruit, the influence of soil type on the growth of seedlings is crucial during the cultivation of soft-seeded pomegranate. In this paper, we will investigate the growth performance of annual soft-seeded pomegranate seedlings under different soil types through experiments and observations.
2. Materials and methods.
1.Experimental materials.
In this experiment, annual soft-seeded pomegranate seedlings were selected as experimental subjects, and three different types of soils were selected: sandy soil, clayey soil and loam soil.
2.Experimental Methods.
The seedbeds of the three soil types were set under the same light, temperature and humidity conditions, and the same number of soft-seeded pomegranate seedlings were planted in each seedbed. Seedlings under each soil type were regularly observed and measured, and their growth was recorded, including plant height, crown width, and new shoot growth.
3. Results and Analysis.
1.Performance of growth under sandy soils.
In sandy soils, annual soft-seeded pomegranate seedlings showed better growth. Plant height, crown width and shoot growth were higher than those of other soil types. Sandy soil has good air permeability and drainage, which is conducive to the growth and development of the root system. However, due to the low nutrient content of sandy soils, proper fertilization is required to meet the nutrient needs of seedling growth.
2.Growth performance under clayey soils.
In clayey soils, the growth performance of annual soft-seeded pomegranate seedlings was in the middle. Clayey soils have relatively poor air permeability and drainage, but high nutrient content. Saplings growing in clayey soils need more oxygen to support the respiration of the root system, so regular soil loosening is required to improve soil permeability.
3.Performance of growth under loam.
In loam, the growth performance of annual soft-seeded pomegranate seedlings was slightly worse than that of sandy and clayey soils. The loam soil has moderate air permeability and drainage, and the nutrient content is relatively balanced. Nevertheless, in order to obtain better growth results, it is necessary to apply fertilizer reasonably, increase soil organic matter content, and improve soil water retention capacity and nutrient supply capacity.
IV. Conclusions. Through the study of this experiment, we can draw the following conclusions: different soil types have a significant effect on the growth performance of annual soft-seeded pomegranate seedlings. Sandy soil is conducive to the growth of saplings due to its good air permeability and drainage, while clayey soil and loam soil are slightly inferior to sandy soil. In order to improve the growth performance of seedlings, corresponding management measures should be taken according to the soil type, such as sandy soil should be properly fertilized, clay soil should be loosened regularly, and loam soil should be increased soil organic matter content. In actual production, selecting the right soil type and scientific management is one of the key measures to improve the yield and quality of soft-seeded pomegranate.