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Akademický článek

Effects of Different Ratios of Urea:Nitrate in Nutrient Solution on the Growth and Nitrate Accumulation of Red French Lettuce in Soilless Culture

Autor: S. Naseri, Sh. Kiani, H.R. Motaghian

Publikováno v: مجله آب و خاک, Vol 38, Iss 2, Pp 239-252 (2024)

IntroductionUrea is one of the nitrogen chemical fertilizers for vegetable production in soil. But it is seldom used in soilless cultures. Leafy vegetables such as Lettuce (Lactuca sativa L.) contain high levels of nitrate and attempts have been made

Externí odkaz: https://doaj.org/article/ad8b70b2c35a491db1e17554866e1cc4

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Akademický článek

The Effects of Aggregate Size on Soil Phosphorus Availability and its Fractionation in some Calcareous Soils of Chahar Mahal _Va_ Bakhtiari Province

Autor: M. Shirmohammadi, A. R. Hossein Pour, SH. Kiani

Publikováno v: علوم آب و خاک, Vol 22, Iss 3, Pp 325-338 (2018)

Understanding the distribution of different P forms in soil aggregate fractions is important in evaluating the risk of P run-off and leaching in the agricultural soils. The objective of the present research was to determine the effect of aggregate si

Externí odkaz: https://doaj.org/article/0102326712a34ed3a8aa3b861170a9af

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Akademický článek

Comparison of Low Molecular Weight Organic Acids in the Zn Release of Some Contaminated Soils

Autor: S. Ghasemi, A. Hosseinpur, Sh. Kiani

Publikováno v: علوم آب و خاک, Vol 22, Iss 3, Pp 235-247 (2018)

The rate of metal transfer from the solid phase to solution is an important factor governing their concentration in the soil solution and its availability. In this research, the release rate of Zn in contaminated soils from Isfahan was studied using

Externí odkaz: https://doaj.org/article/92c6cfa4ebdc4327b42489cddbe3acbc

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Akademický článek

Effect of Humic Acid and Ferrous Sulfate Foliar Application on Some Physiological Indices, Quantity and Quality of Grape cv. \'Askari\'

Autor: A. Vatankhah, A. Mohammadkhani, S. Houshmand, SH. Kiani

Publikováno v: Tulīd va Farāvarī-i Maḥṣūlāt-i Zirā̒ī va Bāghī, Vol 6, Iss 22, Pp 107-120 (2017)

Application of humic acid as an organic acid derived from humus and other natural resources along with iron could be beneficial to overcoming, at least in part, the nutrients deficiencies in the grapes. In order to evaluate the effects of humic acid

Externí odkaz: https://doaj.org/article/635dcc84a5ab45ca9149e127b83e3f45

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Akademický článek

Effect of EDTA and Citric Acid on Phytoextraction of Copper and Zinc from a Naturally Contaminated Soil by Maize (Zea mays L.) Cultivars

Autor: A. Taheripur, Sh. kiani, A. Hosseinpur

Publikováno v: مجله آب و خاک, Vol 29, Iss 6, Pp 1493-1505 (2016)

Introduction: Mining and smelting activities have contributed to increasing levels of copper (Cu) and zinc (Zn) in soils around of Sarcheshmeh copper mine (Kerman, Iran). Soil chemical analysis showed that the available of Cu and Zn (extracted with D

Externí odkaz: https://doaj.org/article/961f79afad91409888ef42ee0f85b966

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Akademický článek

Clinically evaluating the effect of Bass and Rolling methods on ginigival and plaque indices in 16-17 years students of Tohid school in Shiraz

Autor: Sh. Faghihi, Sh. kiani lari, M. Mashadi Farahani

Publikováno v: Journal of Dental Medicine, Vol 9, Iss 1, Pp 45-54 (1996)

In this study, 30 boy students of 16-17 years were randomly selected and were allocated into three groups: The control group, Bass group in which the members were instructed to brush their teeth with Bass method and Rolling method group in which they

Externí odkaz: https://doaj.org/article/2af6fa82bf3d443683f1976abdc760cb

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