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Some softwood exotic species – Picea pungens Engelm., Thuja occidentalis L., Juniperus sabina L. growing in the city of Yoshkar-Ola were studied on the topic of the activity of enzymes that perform an antioxidant function. The studies were conducted in different functional zones of the city. Samples of needles of the second year of life were selected from middle-aged generative plants on the S ...

SUBJECT: coniferous forests; peroxidases; catalase

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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The goal of the conducted research was to study the variability of crude gluten content and gluten quality, that are used for evaluation of grain quality of winter and spring soft wheat by years of research, by studied crops in general and in the context of varieties in conditions of forest-steppe of Middle Volga region. The studies revealed that the spring soft wheat forms grains with high gl ...

SUBJECT: triticum aestivum; varieties; triticum; stickiness; weather

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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Pigs, in connection with their high fertility, short period of gestation, intensive growth of young animals, require a sufficient amount of vitamin of growth - retinol and its provitamin a - carotene, especially during critical periods of life: pregnancy and lactation of the dams, neonatality and weaning piglets. The lack of retinol causes swine violation of the reproductive function, decrease ...

SUBJECT: animal performance; piglets; basal rations; food additives; carotenes

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

In the construction of commercially available and newly developed tractors and agricultural machines there are widely used sline joint for transmitting power from the power unit to the propeller, working bodies and other components of the machine. The nature of the damage of sline joints is considered. Special attention is paid to the runout of the working surfaces of the sline joint, on the b ...

SUBJECT: technical properties; farm equipment; wear; resistance to injurious factors; russian federation

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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Work is devoted to studying the impact of resource-saving electro-mechanical treatment on durability of knives grinding machines apparatus for preparing food for the purpose of improving the design of working bodies of grinders.

SUBJECT: crushing; feed processing; wear; longevity; roughage

POSTED TO: МЕХАНИЗАЦИЯ И ЭЛЕКТРИФИКАЦИЯ СЕЛЬСКОГО ХОЗЯЙСТВА [0206-572X]

epistemology (the analysis of the state of the object, providing satisfaction of needs)

SUBJECT: agricultural economics; land policies; regional policies

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

Yield and qualit of seeds are one of the most important indicators when comparing different methods of primar tillage and efficient plant protection products. The aim of our research was to study the different intensity of the main methods of tillage and herbicides Pivot and Harmony Classic on yield and quality of seeds, such as content of protein and heavy metals in soybean seeds.

SUBJECT: seed quality; russian federation; tillage; crop yield; herbicides

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

There are given the results of field and production perennial experiments on the implementation of improved technology of sugar beet. The best of the eleven variants used in field experiments we selected option aquarin + melaphen + bor. The first top dressing was performed during growing period (5-6 leaves) simultaneously with the second spraying by herbicides in tank mixture,and the second du ...

SUBJECT: plant growth substances; inorganic fertilizers; total costs; technology; sugarbeet

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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Field studies in 2011-2015 in the experimental field of Ulyanovsk state agricultural academy named after P. A. Stolypin to study the effects of different growth regulators and complex mineral sulfur fertilizers on yield and quality of winter wheat products of variety Biryuza were conducted. The soil of the experimental field – leached Chernozem medium power medium loamy. The total area of the ...

SUBJECT: plant growth substances; inorganic fertilizers; winter wheat; quality; crop yield

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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We investigated the effect of feed additives «Tetra +» and «Glimalask» on meat productivity of pigs. Scientific and economic experiment was held in stud farmkolkhoz named after Lenin in Surovikinskiy district of Volgograd region. For this purpose, three groups of pigs of large white breed with 20 animals each were formed in accordance with the pairs-analogues method. Feed additives were insert ...

SUBJECT: swine; rations; fats; feed additives

POSTED TO: Vestnik of Ulyanovsk State Agricultural Academy [1816-4501]

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