Article Metadata for American Journal of Biology and Natural Sciences

Tomatoes (Solanum lycopersicum) are among the most economically important crops cultivated globally, particularly in sheltered structures such as greenhouses. These environments enable precise control over growing conditions, optimizing physiologi...

The size-sex structure of various populations of freshwater shrimp Macrobrachium nipponense from natural and artificial reservoirs of the republic was studied. The studies showed the presence of significant differences between the ratio of males a...

The article examines modern approaches to teaching botany in order to improve the methodology of forming students' biological competencies. Attention is paid to the principles of a competency-based approach, interactive teaching methods, technolog...

Soil tillage methods significantly influence the physical and mechanical properties of soil, including bulk density, which is a critical parameter in soil health and crop productivity. This study evaluates the effects of different tillage practice...

The order and timing of irrigation of winter cereal crops, the number of irrigations, the irrigation rate, the climate of the region, the soil hydrogeological conditions, as well as the biological characteristics of the variety being planted and t...

Oats are considered to be the oldest crop, and in the wild they have been found since ancient times in a mixture with wheat and barley. Oat grain contains on average 13.3% protein, 4.7% oil, 40.1% starch, 13.2% tissue, 4.0% ash and 11.0% water. Th...

This article analyzes the cultivation of barley and its medicinal properties. Barley is a widespread and highly productive agricultural crop, which requires the introduction of new agricultural technologies and cultivation methods. The medicinal p...

Avian pasteurella infection may cause in different avian species and therefore, cause huge financial losses especially in layer production cycle where the infection considers as one of the important pathogens. However, specimens were taken from la...

Heart rate detection in cattle is a critical parameter for monitoring health, stress levels, and overall well-being, especially in modern livestock management and veterinary practices. This study explores advanced methodologies for accurate heart ...

The article considers the main factors of occupational risk of respiratory diseases in livestock workers (cattle breeding, pig breeding), analyses the dynamics and structure of occupational morbidity, scientifically substantiates hygienic principl...