AGRICULTURE AND CHEMICALIZATION
Khusnidinov Sh.K., Martemyanova A.A., Zamashchikov R.V., Rakotsa E.Yu., Kudryavtseva T.G. Morphological characters and productivity of polyspecies agro¬phytocenoses of perennial plants under conditions of Pre-Baikal region.
Yakimenko V.N. Changing soil fertility in agrocenoses.
Gorbunova M.S., Zaitsev A.M. Influence of various types of fallows on infestation and yield of grain crops.
Amakova T.V. Effect of agrolandscape elements on yield and grain quality of grain crops under conditions of Pre-Baikal region.
Peshkova A.A., Boyarkin E.V., Dorofeyev N.V. Effect of a mineral nutrition level on yield of oil radish seeds.
Dmitriyev N.N., Vikulova E.S. Optimizing nitrogenous nutrition of spring wheat on gray forest soils of Near-Angara areas.
Dmitriyev N.N. Efficiency of mineral fertilizers against the background of their prolonged application when growing spring wheat.
PLANT GROWING AND BREEDING
Yusov V.S., Evdokimov N.G. Genetic control of diameter of the first above-ground internode of spring durum wheat under conditions of Western Siberia.
Denisova E.V. Variability of traits critical to biochemical qualities of seeds in inbred populations of type 000 spring rape.
Stepochkin P.I., Filatov V.I. Characteristic and grain nutritive value of the Tsecad 90 variety of winter triticale.
Burlov S.P., Spiridonova Yu.V., Rychkov V.A. Correlations of yield, qualitative and quantitative characters in recognized and promising potato varieties and hybrids under conditions of the Irkutsk Region.
Zuyeva G.A. Lawn phytocenoses modeling.
ANIMAL HUSBANDRY AND VETERINARY SCIENCE
Adushinov D.S., Kuznetsov A.I., Lazarev N.A., Zhuravlev A.N., Tokarev N.N., Kazakov B.V., Bondyuk A.V., Samoylov A.A., Ketroy A.V., Shabanov V.G., Byvaltsev N.P., Tokareva V.F. Results of Holsteinizing Black-and-White cattle in Pre-Baikal region.
Vinokurov G.M., Vinokurov S.I. Causes of reducing cattle population in the Irkutsk Region.
Kuzmina E.E., Chysyma R.B., Korotkevich A.S. Heavy metals content in organs and tissues of yaks in farms of the Tyva Republic.
Eranov A.M., Shevchenko S.A., Glazunova A.A. Microadditives of selenium and iodine as a remedy to stimulate meat productivity of broiler chickens.
Donchenko A.S., Lunitsyn V.G., Ognev S.I., Krasnoclobodtsev P.I. Characteristic of exterior and productive qualities of marals of the new Altaian-Sayan breed.
Baldanov K.P., Burayev M.K. Evaluating effect of agricultural servicing system on a level of machinery use.
Burayev M.K. Adaptation of agricultural servicing enterprises to conditions of market demand.
Donchenko A.S., Donchenko N.A., Buyandalai Tsatsralt, Shchevyev A.N. Impro¬ving methods of estimating economic efficiency of antituberculous measures in cattle.
Kudryavtseva T.G., Khusnidinov Sh.K., Dmitriyeva E.Sh. Estimating productivity of agrobiocenoses under conditions of Pre-Baikal region.
Kostyukov I.O., Eremenko L.L. Flowering and bearing of leaf lettuce in connection with reproductive organ locations.
Kuznetsov M.A. Variety studying of fodder carrot in forest-steppe areas near the Ob in Novosibirsk Region.
New tasks of Siberian agrarian science
SH.K. KHUSNIDINOV, A.A. MARTEMYANOVA, R.V. ZAMASHCHIKOV,
E.YU. RAKOTSA, T.G. KUDRYAVTSEVA
MORPHOLOGICAL CHARACTERS AND PRODUCTIVITY
OF POLYSPECIES AGROPHYTOCENOSES OF PERENNIAL PLANTS UNDER CONDITIONS OF PRE-BAIKAL REGION
There are set out the results on studying morphological characters, their dynamics and the basic productivity indices of polyspecies agrophytocenoses of awnless bromegrass with unconventional plants under conditions of the Irkutsk Region. The agrophytocenoses with the highest productivity have been revealed.
CHANGING SOIL FERTILITY IN AGROCENOSES
There was studied the effect of agricultural use of gray forest soil on their agrochemical properties. In long-term stationary experiments, the balance of macronutrients and productivity of crops in agrocenoses were determined, the dynamics of nutrient contents in soil was investigated.
M.S. GORBUNOVA, A.M. ZAITSEV
INFLUENCE OF VARIOUS TYPES OF FALLOWS ON INFESTATION AND YIELD OF GRAIN CROPS
There are set out the results on investigating effect of various types of fallows on forming infestation of soil and field crop sowings. There was revealed the dependence of wheat yield on weather conditions.
EFFECT OF AGROLANDSCAPE ELEMENTS ON YIELD AND GRAIN QUALITY OF GRAIN CROPS UNDER CONDITIONS OF PRE-BAIKAL REGION
The results on investigating effect of slope parts on yield and quality of grain crops have been considered. The optimal conditions for growing spring wheat and barley that provide their high productivity and resistance have been determined.
A.A. PESHKOVA, E.V. BOYARKIN, N.V. DOROFEYEV
EFFECT OF A MINERAL NUTRITION LEVEL ON YIELD OF OIL RADISH SEEDS
The effect of a mineral nutrition level and terms of mineral fertilizers application on seed productivity of oil radish has been studied.
N.N. DMITRIYEV, E.S. VIKULOVA
OPTIMIZING NITROGENOUS NUTRITION OF SPRING WHEAT ON GRAY FOREST SOILS OF NEAR-ANGARA AREAS
There are set out the results on investigating efficiency of various doses of ammonium nitrate against the background of phosphate-potassium fertilizers to spring wheat.
EFFICIENCY OF MINERAL FERTILIZERS AGAINST THE BACKGROUND OF THEIR PROLONGED APPLICATION WHEN GROWING SPRING WHEAT
There are given the results of investigations on studying efficiency of various doses of mineral fertilizers against the background of their prolonged application to spring wheat on bare and green fallows.
V.S. YUSOV, M.G. EVDOKIMOV
GENETIC CONTROL OF DIAMETER OF THE FIRST ABOVE-GROUND INTERNODE OF DURUM WHEAT UNDER CONDITIONS OF WESTERN SIBERIA
There are set out the diallel analysis results on diameter of the first above-ground internode for 9 varieties of durum wheat under conditions of Western Siberia. There was established the dependence of this character critical to resistance of plants to stem lodging on environmental conditions. There were revealed the varieties promising in breeding for increasing diameter of the first above-ground internode.
VARIABILITY OF TRAITS CRITICAL TO BIOCHEMICAL QUALITIES OF SEEDS IN INBRED POPULATIONS OF TYPE 000 SPRING RAPE
The expression of such traits as yellow seeds, fatty acids and glucosinolate contents has been investigated in type 000 lines I6–I8 of spring rape induced by random pollination. It has been established that variation in expression of yellow seeds and fatty acids composition in rapeseed oil can occur even without changing genetic structures of the genotype.
P.I. STEPOCHKIN, V.I. FILATOV
CHARACTERISTIC AND GRAIN NUTRITIVE VALUE OF THE TSECAD 90 VARIETY OF WINTER TRITICALE
The results on studying chemical composition of grain of the Tsecad 90 variety of winter triticale are set out. The grain nutritive value has been determined as compared with wheat for using as the feed for ruminant animals.
S.P. BURLOV, YU.V. SPIRIDONOVA, V.A. RYCHKOV
CORRELATIONS OF YIELD, QUALITATIVE AND QUANTITATIVE CHARACTERS IN RECOGNIZED AND PROMISING POTATO VARIETIES AND HYBRIDS UNDER CONDITIONS OF THE IRKUTSK REGION
There are set out the results on investigating relationship between economic characters (contents of starch, protein, and vitamin C, taste, and etc.) and yield of potato under conditions of the Irkutsk Region.
LAWN PHYTOCENOSES MODELING
There are set out the results of investigations on selecting and identifying the most valuable species of lawn grasses to use in ornamental horticulture when creating lawns of different types. Lawn phytocenoses are modeled with regard to development of grasses in ontogenesis, their life forms and climatic conditions.
D.S. ADUSHINOV, A.I. KUZNETSOV, N.A. LAZAREV, A.N. ZHURAVLEV,
N.N. TOKAREV, B.V. KAZAKOV, A.V. BONDYUK, A.A. SAMOYLOV, A.V. KETROY,
V.G. SHABANOV, N.P. BYVALTSEV, V.F. TOKAREVA
RESULTS OF HOLSTEINIZING BLACK-AND-WHITE CATTLE IN PRE-BAIKAL REGION
There are set out the results on investigating economic characters of Holsteinizing hybrids under conditions of livestock breeding farms in the Irkutsk Region. It has been established that cows with higher portion of Holstein blood surpass purebred Black-and-White animals as to these characters.
G.M. VINOKUROV, S.I. VINOKUROV
CAUSES OF REDUCING CATTLE POPULATION IN THE IRKUTSK REGION
There was carried out the economic analysis of cattle breeding development efficiency in the Irkutsk Region. The causes of beef production unprofitableness have been revealed.
E.E. KUZMINA, R.B. CHYSYMA, O.S. KOROTKEVICH
HEAVY METALS CONTENT IN ORGANS AND TISSUES OF YAKS IN FARMS OF THE TYVA REPUBLIC
There was studied the level of heavy metals accumulation in yak’s organism in ecologically polluted Bai-Taiginskiy District of the Tyva Republic. There is given the veterinary-sanitary estimate of organ and tissue samples. There were determined the correlations between toxic element contents in different organs.
A.M. ERANOV, S.A. SHEVCHENKO, O.A. GLAZUNOVA
MICROADDITIVES OF SELENIUM AND IODINE AS A REMEDY TO STIMULATE MEAT PRODUCTIVITY OF BROILER CHICKENS
There was studied the effect of selenium and iodine microadditives being a part of rations on meat indices of broiler chickens. It has been established that chickens which were fed with 0.2 mg selenium in organic form and 0.7 mg iodine as potassium iodide per 1 kg feed had the greatest mass of eviscerated and half-eviscerated carcasses. Reducing fat content and increasing phosphorus in chicken meat were revealed.
A.S. DONCHENKO, V.G. LUNITSYN, S.I. OGNEV, P.I. KRASNOSLOBODTSEV
CHARACTERISTIC OF EXTERIOR AND PRODUCTIVE QUALITIES OF MARALS OF THE NEW ALTAIAN-SAYAN BREED
There are given the exterior and productivity indices of males and females of the Altaian-Sayan maral breed. There was established the superiority of the new breed as to these indices over the animals of maral breeding farms in the Altai Republic.
K.P. BALDANOV, M.K. BURAYEV
EVALUATING EFFECT OF AGRICULTURAL SERVICING SYSTEM ON A LEVEL OF MACHINERY USE
There are set out the expert data on evaluating effects of servicing factors on a level of machine-and-tractor fleet operation of rural commodity producers.
ADAPTATION OF AGRICULTURAL SERVICING ENTERPRISES TO CONDITIONS OF MARKET DEMAND
Methodical aspects to adapt a servicing enterprise to fluctuations of demand for repair produce and services are considered.
A.S. DONCHENKO, N.A. DONCHENKO,
BUYANDALAI TSATSRALT, A.N. SHCHEVYEV
IMPROVING METHODS OF ESTIMATING ECONOMIC EFFICIENCY OF ANTITUBERCULOUS MEASURES IN CATTLE
There is given the procedure of calculating economic damage in view of tuberculosis of cattle and economic efficiency of antituberculous measures in farms of the Novosibirsk Region.
T.G. KUDRYAVTSEVA, SH.K. KHUSNIDINOV,
ESTIMATING PRODUCTIVITY OF AGROBIOCENOSES UNDER CONDITIONS OF PRE-BAIKAL REGION
There are set out the results on studying biogeocoenotic effect of new plants and ones of limited occurrences on wheat productivity. The higher output of grain units in agrobiocenoses with the participation of these plants has been determined.
I.O. KOSTYUKOV, L.L. EREMENKO
FLOWERING AND BEARING OF LEAF LETTUCE IN CONNECTION WITH REPRODUCTIVE ORGAN LOCATIONS
Based on the experimental data analysis, flowering and bearing of the Moskovsky Parnikovy variety of leaf lettuce are described. It has been established that seed forming and ripening depend on reproductive organ locations on a plant.
VARIETY STUDYING OF FODDER CARROT IN FOREST-STEPPE AREAS NEAR THE OB IN NOVOSIBIRSK REGION
There are set out the results of three-year investigations on variety studying of fodder carrot on dark gray forest soils of forest-steppe areas near the Ob in Novosibirsk Region. There is shown the productivity potential of fodder carrot varieties studied.