Research article | Open Access | Peer review: yes

Received: 20.06.2018 | Accepted: 20.07.2018 | Available online: 25.07.2018

The effect of irrigation of cotton on the salt regime of the soil

Mamatov Farmon Murtozevich, Ismailova Khalavat Dzhabbarovna, Ismailov Feruz Sobirovich

Karshi engineering-economic Institute, Karshi, Republic of Uzbekistan

DOI: 10.35688/2413-8452-2018-02-007

Abstract

The aim of the research is to study the effect of irrigation on the salt regime of the soil at various experimental sites. The production of cotton fiber with high technological quality is closely connected with the salt regime of the soil, because the excessive content of readily soluble salts in soils leads to a decrease in the yield of cotton. Studies have shown that the regime of irrigation of fine-fiber cotton exerts a noticeable influence on the change in the salt regime of soils. It has been established that in the irrigated lands of the Karshi step, which are susceptible to salinity to a weak degree, cotton should be used every year as a mandatory agrotechnical method for pre-sowing emergency preventive irrigation with the norms of 1200...1500 m³/ha. The effect of soil desalinization achieved by these waterings should be secured by applying optimal irrigation regimes for fine-fiber cotton during its growing season in conjunction with other agrotechnical measures carried out by intensive technology. With the introduction of such interlinked agromeliorative measures, a precondition is created for maximum prevention of the movement of water-soluble salts from the lower, more saline layers to the upper ones.

Keywords

soil, Gossypium, irrigation, soil salinization, soil texture, mineralization, crop yield

Cite

Mamatov F.M., Ismailova H.D., Ismailov F.S. The effect of irrigation of cotton on the salt regime of the soil // Ekologiya i stroitelstvo. 2018. # 2. P. 50–54. DOI: 10.35688/2413-8452-2018-02-007.

© 2018 The Author(s), Ekologiya i Stroitelstvo.