Vol. 52, No. 1, 2026

Russian Agricultural Sciences

AGRICULTURE AND LAND RECLAMATION

Factors of the Slope Spring Runoff on Gray Forest Soils in the Central Forest-Steppe

A. T. Barabanov and A. I. Petelko p. 1 abstract

Impact of Long-Term Fertilizer Application on Soil Fertility and NDVI of Wheat and Soybean Crops in Primorsky Krai Based on UAV and Ground-Based Observations

A. S. Stepanov, R. V. Timoshinov, K. N. Dubrovin, E. Zh. Kushaeva, T. A. Aseeva, and A. S. Bordakov p. 9 abstract

CROP PRODUCTION, PLANT PROTECTION, AND BIOTECHNOLOGY

Yield, Variability, and Interrelationships of Productivity Traits in Collections of Foreign and Russian Spring Durum Wheat Varieties in the Middle Volga Region

P. N. Malchikov, M. G. Myasnikova, and T. V. Chakheeva p. 16 abstract

Molecular-Genetic Characterization of Spring Bread Wheat Accessions Developed at the “Nemchinovka” Breeding

B. B. Najodov, T. D. Mokhov, P. Yu. Kroupin, M. A. Samarina, N. V. Davydova, and M. G. Divashuk p. 28 abstract

Source Material of Spring Soft Wheat for the Ecological Zone of the Middle Amur Region

T. A. Aseeva and K. V. Zenkina p. 37 abstract

Study of Soybean Accessions as Source Material for Breeding under the Conditions of the Amur Region

G. P. Chepelev, E. M. Fokina, and D. R. Razantsvei p. 45 abstract

Evaluation of Promising Soybean Lines Based on Adaptability Indicators in the Samara Region

E. A. Atakova, I. S. Abramenko, and A. S. Eliseeva p. 55 abstract

Protein Potential of Hulless Oats in the Forest-Steppe Zone of the Trans-Urals

D. I. Eremin, A. V. Lyubimova, A. A. Akhtyamova, and A. K. Tautekenova p. 62 abstract

Antioxidant Activity of New Varieties of Spicy-Aromatic and Essential-Oil Plants

T. U. Sachyuka, N. A. Kovalenko, G. N. Supichenko, and V. M. Bosak p. 71 abstract

Application of Biogenic Ferrihydrite and IAA Nanoparticles in the Process of Propagation of Sea Buckthorn by Green Cuttings

V. L. Bopp and Yu. L. Gurevich p. 77 abstract

Тhe Study of the Biological Activity of Humic Substances of Peat as Growth-Stimulating Drugs

O. V. Brovarova p. 83 abstract

The Effect of Different Applications Methods of Sf-40 Elicitor on Physiological Markers of Spring Wheat Resistance

L. V. Osipova, I. A. Bykovskaya, and D. S. Khachatryan p. 89 abstract

Diversity of Sunflower Rust Pathogen Biotypes in the Regions of the Russian Federation

N. M. Araslanova, T. S. Antonova, S. L. Saukova, and M. V. Iwebor p. 94 abstract

Molecular Genetic Assessment of Cultivars and Hybrid Forms of Garden Strawberries (Fragaria × ananassa Duch.) for Resistance to Powdery Mildew and Anthracnose

O. A. Kiseleva, E. Yu. Nevostrueva, M. A. Polezhaeva, and A. O. Savina p. 99 abstract

AGRICULTURAL SOIL SCIENCE AND AGROECOLOGY

Effect of Oil and Diesel Fuel Pollution on Enzymatic Activity of Meadow Chernozem-Like Soil

O. A. Piletskaya p. 106 abstract

ANIMAL SCIENCE AND VETERINARY MEDICINE

Validation of the Second Method for Predicting Milk Productivity of First-Calf Heifers using a Comprehensive Score of Linear Traits

V. V. Gart, K. N. Narozhnykh, E. V. Kamaldinov, S. G. Kulikova, A. F. Petrov, and V. G. Marenkov p. 114 abstract

Role of Heredity in Determining Alanine Aminotransferase Levels in Farm Animals

O. I. Sebezhko, T. V. Konovalova, O. S. Korotkevich, V. L. Petukhov, M. V. Strizhkova, D. A. Alexandrova, and N. N. Kochnev p. 119 abstract

Structure of Leptin Gene Nucleotide Sequence in Manych Merino Sheep

A. Yu. Krivoruchko, L. N. Skorykh, N. M. Larionov, O. A. Yatsyk, and A. V. Skokova p. 127 abstract

Efficiency of Crossing Domestically Bred Ewes with Rams of Foreign Gene Pool

A. I. Surov, A. A. Omarov, S. N. Shumayenko, L. S. Malakhova, and O. E. Griga p. 135 abstract

Assessment of OPU/IVP Efficiency in Holstein Cattle: Effects of Frequency and Duration of Donor Heifer Use

G. N. Singina, R. Yu. Chinarov, E. N. Shedova, V. A. Lukanina, A. S. Zhukova, and A. V. Lopukhov p. 143 abstract

Comparative Assessment of Sperm Viability in Bull Sires of Different Ages with Flow Cytometry Test

Yu. G. Turlova, E. V. Nikitkina, A. A. Kurochkin, and T. I. Kuzmina p. 150 abstract

The Influence of Probiotics, Phytogenics, Insoluble Fibres and Microcrystalline Cellulose on the Zootechnical Performance of Laying Hens and the Morphological Parameters of Eggs

D. A. Silin, E. S. Neganova, and S. V. Lebedev p. 157 abstract

The Effect of a Feed Additive Based on Microorganisms of the Genus Enterococcus in Combination with Zeolite on the Chemical Composition and Nutritional Value of Muscle Tissue of Broiler Chickens

V. V. Gerasimenko, O. Yu. Ezhova, R. Z. Mustafin, L. N. Bakaeva, and V. A. Shakhov p. 165 abstract

Intestinal Cytoarchitecture in Chickens with Eimeriosis and after Treatment

I. R. Mullayarova, O. N. Nikolaeva, and R. B. Valitova p. 171 abstract

MECHANIZATION, ELECTRIFICATION, AUTOMATION, AND DIGITIZATION

Development of the Concept and Layout and Structural Schemes of a Class 5–6 Tracked Tractor with an Electromechanical Power Drive

Z. A. Godzhaev, I. A. Gainullin, T. Z. Godzhaev, and B. V. Obyskalov p. 177 abstract

STORAGE AND PROCESSING OF AGRICULTURAL PRODUCTS

The Influence of Organomineral Complex Preparations on the Quality of Apple Fruits during Long-Term Storage

Z. E. Ozherelieva, P. S. Prudnikov, A. Yu. Stupina, and A. O. Bolgova p. 186 abstract