scholarly journals Формирование продуктивных качеств картофеля разных сортов в условиях Костромской области

2020 ◽  
Author(s):  
I.G. Lyubimskaya ◽  
S.S. Kuznetsov
Keyword(s):  
Dry Matter ◽  
Starch Content ◽  
Climatic Conditions ◽  
Potato Research ◽  
Labile Phosphorus ◽  
Early Ripening ◽  
Plot Area ◽  
The Difference ◽  
Maturity Groups ◽  
Planting System

В 20172018 гг. в условиях Костромской области было проведено эколого-географическое испытание 10 сортов картофеля различных групп спелости селекции ФГБНУ ВНИИКХ: Метеор, Башкирский, Красавчик, Варяг, Вымпел, Фаворит, Великан, Колобок, Накра, Никулинский. Почва опытного участка дерново-подзолистая, легкосуглинистая, слабокислая, хорошо окультуренная, с высоким содержанием гумуса (2,53), подвижного фосфора (324 мг/кг почвы) и обменного калия (181,4 мг/кг почвы). Предшественник кукуруза на зелёную массу. Схема посадки 7030 см, площадь делянки каждого сортообразца 4,2 м2, повторность трёхкратная, расположение сортов систематическое. В 2017 году урожайность сортов ранней группы спелости составила 21,2936,61 т/га, а среднеспелой группы 29,0760,36 т/га. В 2018 году разница в урожайности была менее заметна и составила 19,4132,32 т/га и 33,2445,11 т/га соответственно. В целом урожайность разных сортов в 2018 году была более выровненная, чем в 2017 году, что можно объяснить климатическими условиями. Содержание сухого вещества и крахмала составило в 2017 году 16,526,9 и 10,821,2, в 2018 году 15,428,2 и 9,722,5 соответственно. В среднем за два года наивысшая урожайность и содержание сухого вещества и крахмала в раннеспелой группе сортов было отмечено у сорта Красавчик. В группе среднеспелых сортов самая высокая урожайность зафиксирована у сорта Великан, а самое высокое содержание сухого вещества и крахмала у сорта Накра.In 20172018 in the conditions of the Kostroma region an ecological and geographical test of 10 potato varieties of various maturity groups of the FSBSI Lorch Potato Research Institute was conducted: Meteor, Bashkirsky, Krasavchik, Varyag, Vympel, Favorit, Velikan, Kolobok, Nakra, Nikulinsky. The soil of the experimental plot was soddy podzolic, light loamy, subacid, well cultivated with a high content of humus (2.53), labile phosphorus (324 mg/kg of soil) and exchangeable potassium (181.4 mg/kg of soil). The predecessor was corn for green mass. The planting system was 70 30 cm, plot area of each variety specimen was 4.2 m2, it was repeated three times, the arrangement of varieties was systematic. In 2017 the yield of varieties of the early ripening group was 21.2936.61 t/ha and the mid-ripening group was 29.0760.36 t/ha. In 2018 the difference in yield was less noticeable and amounted to 19.4132.32 t/ha and 33.2445.11 t/ha respectively. In general the yield of different varieties in 2018 was more leveled than in 2017 which can be explained by climatic conditions. The dry matter and starch content in 2017 amounted to 16.526.9 and 10.821.2, in 2018 15.428.2 and 9.722.5, respectively. On average over two years the highest yield and dry matter and starch content in the early ripening group of varieties were noted in the Krasavchik variety. In the group of mid-ripening varieties the highest yield was recorded in the Velikan variety and the highest dry matter and starch content was in the Nakra variety.

scholarly journals RESULTS OF ENVIRONMENTAL TESTS OF NEW HYBRIDES OF CORN IN EXTREME CONDITIONS OF 2017

2018 ◽  
Vol 13 (4) ◽  
pp. 96-102
Author(s):  
Олег Шайтанов ◽  
Oleg Shaytanov ◽  
Марсель Тагиров ◽  
Marsel Tagirov ◽  
Ханиф Каримов ◽  
...  
Keyword(s):  
Air Temperature ◽  
Starch Content ◽  
Climatic Conditions ◽  
Corn Hybrids ◽  
Maize Hybrids ◽  
Russian Research Institute ◽  
Grain Moisture ◽  
Two Samples ◽  
Early Ripening ◽  
The Republic

Evaluation of new breeding samples of early ripening corn hybrids of All-Russian Research Institute was carried out on typical for the Republic of Tatarstan gray forest loamy soils. Unusual climatic conditions for the XXI century of the growing season of 2017 allowed us to make the most rigorous selection among the studied hybrids. At the time of harvesting a sample was detected with grain moisture 33.0 (control 34.6%), starch content in grain 58.8% (control 49.2%), grain productivity in terms of moisture 14.0% - 5.17 tons per hectare (control 4.73 tons per hectare). Also, two samples with grain moisture content of 38.4-38.7% were selected, which surpassed the control by 33.8-39.1%, with an equal starch content. The results of phenological observations of the growth and development of early maturing corn hybrids over 12 years were analyzed. A close negative correlation (r = -0.933) was established between the average daily air temperature and the duration of sprouting of the early ripe maize hybrids. A regression equation was derived, according to which a decrease in average daily air temperature by 1°C increases the duration of emergence of seedlings of early ripe maize hybrids in Tatarstan by 1 day.

scholarly journals Analysis of Sudangrass collection cultivars in the Cis-Ural steppe of the Bashkortostan Republic

2021 ◽  
Vol 282 ◽  
pp. 02008
Author(s):  
R.A. Biktimirov ◽  
A.A. Nizaieva ◽  
A.Kh. Shakirzyanov ◽  
Z.M. Sharipkulova
Keyword(s):  
Dry Matter ◽  
Nutritional Value ◽  
Climatic Conditions ◽  
Economic Traits ◽  
Early Maturing ◽  
Nutritional Qualities ◽  
Early Ripening ◽  
New Varieties ◽  
Selection Of ◽  
Variety Testing

This paper reports on a study of 62 collection cultivars of Sudangrass evaluated by economic traits for 4 years to create new source material for the Sudangrass selection of higher nutritional value adapted to the Cis-Ural steppe. The research revealed some highly productive and early-maturing Sudangrass cultivars for selecting new varieties highly adaptive to local agro-climatic conditions. Early ripening varieties Chishminskaia ranniaia, Yaktash, Demskaia, Smena, Novosibirskaia 84, Lira had 81-85 days of the interphase period from full sprouts to complete seed ripeness. Highly productive Anastasia, Aiusha, Zernogradskaia 576, and Alexandrina varieties had a fresh yield of more than 41.9 t/ha. Demskaia, Anastasia, Alexandrina, Aiusha had good nutritional qualities of fresh yield (with 10.04 – 10.51% protein and 7.80 – 10.01% sugar in dry matter): In 2017, the State Variety Testing of a new Sudangrass cultivar Demskaia started. The middle-early Sudangrass variety Demskaia has an average yield of 47.1 t/ha of green mass, 8.14 t/ha of absolutely dry matter, and 2.59 t/ha of seeds.

scholarly journals CHANGE OF MAINTENANCE OF DRY SUBSTANCES AND STARCH IN TUBERS OF POTATO IN DEPENDENCE ON TERMS OF TILL

2019 ◽  
pp. 80-83
Author(s):  
V. K. Serderov ◽  
T. G. Chanbabaev ◽  
D. V. Serderova
Keyword(s):  
Dry Matter ◽  
Starch Content ◽  
Potato Industry ◽  
Climatic Conditions ◽  
Matter Content ◽  
Dry Matter Content ◽  
Potato Tubers ◽  
Scientific Center ◽  
High Dry Matter ◽  
High Level

Potatoes is the most important food crop, one of the main crops grown throughout the world. A way to improve the profitability of the potato industry is processing. The processing production requires special varieties of potatoes. Tests were carried out by the department of vegetable breeding «Agrarian scientific center of republic of Dagestan» in 2017-2018 with the purpose of study the effect of soil-climatic conditions of Dagestan highlands on dry matter and starch content in potato tubers for production of processed potato products. Processing of potatoes is one of the methods to increase profitability of industry. One of the quality indexes of the use of potato varieties for their processing is high level of dry matter and starch. As a result of the research, the following varieties were identified: high-yielding are Impala, Irbit, Zhukovsky Ranniy, Manifesto, Matushka, Nevsky, Primabella, Rosara, Silvana, Spiridon and Udacha; high dry matter content are Alena, Vektor, Dzhokonda, Desiree, Matushka, Nart, Primabella and Rossi; high in starch: Desiree - 23%, Vector and Primabella - 22.2% each. The results of the present investigation revealed that climate of the mountainous areas of Dagestan republic promotes the increase of dry matter and starch content in potato tubers by 3-4%.

New cultivar of red clover Prima

2019 ◽  
Vol 49 (3) ◽  
pp. 41-46
Author(s):  
R. I. Polyudina
Keyword(s):  
Dry Matter ◽  
Red Clover ◽  
West Siberia ◽  
The State ◽  
Hybrid Population ◽  
Forest Steppe ◽  
Average Yield ◽  
Variety Trial ◽  
Green Mass ◽  
Early Ripening

The results of breeding work on creation of the new cultivar of red clover are presented. The hybrid population (15-10-D (2n)) was created by the method of crossbreeding and selection in the conditions of artifi cial climate. Selection of winterhardy high-yielding forms of this hybrid population was conducted in the forest-steppe zone of West Siberia. The population 15-10-D (2n) was tested in three cycles of competitive variety trial (crops of 2006, 2008 and 2010) and was submitted to the State variety testing under the name Prima. According to the results of the competitive variety trial during 2007–2013, the new early-ripening diploid cultivar Prima showed high winter hardiness of 97.0-99.0%. The duration of the growing season is 115 days (on the level of standard early-ripening tetraploid cultivar Meteor). The yield of green mass in two cuts is 19.6-58.7 t/ha, the yield of dry matter is 4.2-13.5 t/ha, the yield of seeds is 276-392 kg/ ha. The average yield of green mass in two cuts of the new cultivar is 38.8 t/ha, the average yield of dry matter is 8.7 t/ha, the average yield of seeds is 317 kg/ha, which exceeds standard cultivar Meteor by 52%. The seed content of Prima cultivar is 52%, Meteor – 38%. The crude protein content in dry matter is 16.1%, the fi ber content is 26.0%. Prima cultivar has been included in the State Register of Breeding Achievements of the Russian Federation to be grown in the West Siberian region since 2019. The copyright certifi cate and patent for the breeding achievement were received.

SELECTION WORK TO IMPROVE PRODUCTIVE AND BREWING QUALITIES OF SPRING BARLEY

1970 ◽  
pp. 38-40
Author(s):  
О. V. Levakova ◽  
L. М. Eroshenko ◽  
А. N. Eroshenko
Keyword(s):  
Protein Content ◽  
Spring Barley ◽  
Humus Content ◽  
Stability Index ◽  
Field Studies ◽  
Climatic Conditions ◽  
Extract Content ◽  
Labile Phosphorus ◽  
Loam Soil

The article presents and analyzes data of competitive varietal testing of promising varieties and lines of spring barley for yield and brewing qualities. Field studies were conducted in 2014–2017 on dark gray forest heavy loam soil. Agrochemical parameters are total nitrogen – 0.24%, humus content in a layer of 0-40 cm (according to Tyurin) – 5.19%, hydrolysis nitrogen – 123.5 mg / kg, salt extract pH – 4.92 mg-eq / 100g; labile phosphorus - 34.6 mg / 100g, labile potassium – 20.0 mg / 100g. The forerunner is winter wheat. Meteorological conditions in the years of research differed from each other and from the average long-term value. Barley samples were assessed by the protein content in the grain (GOST 10846-91), extract content (GOST 12130-77), weight 1000 grains (GOST 10842-89). Ecological plasticity was determined by the method proposed by E.D. Nettevich, A.I. Morgunov and M.I. Maksimenko, stability index (Ľ) by A. A. Gryaznov, indicator of stability level (Puss) by E. D. Nettevich and A. I. Morgunov. The main measure for assessing quality indicators is protein content. Many other biochemical and technological features of grain depend on its level. The experimental data convincingly testify to the significant influence of the soil and climatic conditions on the yield and, especially, on the brewing qualities of barley in the conditions of the Central Region of the Nonchernozem Zone. According to the studied traits, new valuable varieties Nadezhny, Sir, Noble and selection lines 141 / 1-09 h 746, 23 / 1-10 h 784, distinguished by high adaptability and resistance to adverse environmental factors, have been identified.

scholarly journals 244 Algae taste preference of Chlorella sp. from dairy wastewater by weaned dairy calves

2020 ◽  
Vol 98 (Supplement_3) ◽  
pp. 15-15
Author(s):  
Bradley J Heins ◽  
Siane C Luzzi ◽  
Robert D Gardner
Keyword(s):  
Dry Matter ◽  
Taste Preference ◽  
Dairy Wastewater ◽  
Control Treatment ◽  
Central Research ◽  
Solar Panels ◽  
University Of Minnesota ◽  
Chlorella Sp ◽  
Coefficient Of Concordance ◽  
The Difference

Abstract The objective of this study was to evaluate the taste preference of calves fed Chlorella sp. microalgae produced from dairy lagoon wastewater. The study was conducted at the University of Minnesota West Central Research and Outreach Center, Morris, MN, dairy during May 2019. Six Holstein and crossbred dairy heifer calves were fed 0 (control), 30, and 60 g of Chlorella sp. daily in a sequential elimination study. For the 7-d experiment, day 1 to 2 were for diet adaptation and day 3 to 4 were for data collection. During the final 3 days, the primarily consumed treatment was removed to determine the second preferred treatment. The microalgae used in this study was isolated from the dairy wastewater lagoon. The microalgae biomass was produced using outdoor hanging bag bioreactors with Chlorella sp. to recycle the dairy wastewater. The biomass was sterilized and kept frozen at -4°C until fed to calves. Calves were housed individually in hutches with outdoor access under solar panels, with free-choice water. Kendall’s coefficient of concordance was calculated to rank the consumption of the treatments from most to least preferred using JMP 14.3 statistical software. Pairwise comparisons and Tukey adjustment were applied to evaluate the difference between the treatments for total intake. Calves consumed more (P < 0.05) dry matter from control grain (3.4 kg/d) compared to 30 g microalgae grain (2.42 kg/d) and 60 g microalgae grain (1.56 kg/d) during the first 2-d period. During the second 2-d (d 3 and 4) segment, dry matter intake was reduced (P < 0.05) for the 60 g microalgae treatment compared to the control and 30 g microalgae treatment. Five of six calves in this study always ranked the control treatment first (P < 0.05) when given a choice, and ranked the 30 g microalgae second choice. Results indicated that microalgae maybe added to calf starter grains without any adverse effects; however, calves preferred calf starter grains without microalgae.

scholarly journals Quality Attributes of Malaysia Purple-Fleshed Sweet Potato at Different Peel Condition

Agronomy ◽  
2021 ◽  
Vol 11 (5) ◽  
pp. 872
Author(s):  
Nurfarhana Shaari ◽  
Rosnah Shamsudin ◽  
Mohd Zuhair Mohd Nor ◽  
Norhashila Hashim
Keyword(s):  
Vitamin C ◽  
Sweet Potato ◽  
Dry Matter ◽  
Nutritional Value ◽  
Amylose Content ◽  
Starch Content ◽  
Chemical Properties ◽  
Physical And Chemical Properties ◽  
Physical And Chemical ◽  
And Chemical Properties

In this study, physical and chemical properties (dry matter, ash, moisture, protein, fat, fiber, carbohydrate, starch, amylose, and vitamin C) of sweet potato tuber and flour of Anggun 1 cultivar were evaluated at different conditions. During peeling, the tuber and flour were processed subjected to three different conditions, which were unpeeled tubers (C1), peeled tubers (C2), and skin of tuber only (C3). From the results, the highest (p < 0.05) dry matter was observed in C1 while higher contents of ash, moisture, and protein were found in C3. Regarding the fat and vitamin C content, no significant differences (p > 0.05) were found between each condition. The highest fiber, carbohydrate, and amylose content (p < 0.05) were found in C1. The C1 and C2 reflected significantly higher (p < 0.05) starch content. Overall, these results provide important information about the peeling effect on the physical and chemical properties of Anggun 1. The information could be used as adding value to healthy food in the Malaysian diet due to the nutritional value of sweet potato.

scholarly journals NONLINEAR AGROMETEOROLOGICAL MODELS FOR ESTIMATING LYCHEE FRUIT GROWTH

2017 ◽  
Vol 39 (2) ◽  
Author(s):  
LUCAS EDUARDO DE OLIVEIRA APARECIDO ◽  
RAFAEL BIBIANO FERREIRA ◽  
GLAUCO DE SOUZA ROLIM ◽  
BIANCA SARZI DE SOUZA ◽  
PAULO SERGIO DE SOUZA
Keyword(s):  
Fruit Development ◽  
Dry Matter ◽  
Potential Evapotranspiration ◽  
Climatic Conditions ◽  
Fruit Growth ◽  
Multivariate Models ◽  
Degree Days ◽  
Fresh Matter ◽  
Meteorological Elements ◽  
Fruit Diameter

ABSTRACT The influence of climate on the development of lychee fruit is complex, but few studies have discussed the problem. We developed agrometeorological models for simulating the development of fruit fresh matter (FM), fruit dry matter (DM), fruit length (LE), fruit diameter (DI), fruit volume (VO), and fruit number per cluster (FN) of the “Bengal” lychee cultivar as functions of climatic conditions. We conducted three analyses: (a) the influence of mean meteorological elements on the rates of fruit growth, (b) estimation of fruit development by the agrometeorological models using sigmoidal adjustments, and (c) simulation of fruit development using multiple nonlinear regression of two meteorological elements to improve the accuracy. A rate of water deficit (WD) near 5 mm d-1 maximised FM, DM, LE, DI, and VO. Increases in potential evapotranspiration (PET), degree days (DD), and actual evapotranspiration (AET) were correlated with increases in VO and decreases in LE and NF. Models estimating fruit development indicated that the accumulation of WD, PET, AET, and DD had sigmoidal relationships with all variables of fruit growth except FN. FN decreased as WD, PET, AET, and DD increased. The adjusted multivariate models were accurate, with the largest error of 6.45 cm3 (VO). The best models were: FM = f(SWD, DD), LE = f(SAET, DD), DI = f(SWD, DD), VO = f(SWD, DD), and FN = f(SAET, WD).

scholarly journals Growth of plants and productivity of corn in cold climate

2019 ◽  
pp. 19-23
Author(s):  
T. K. Golovko ◽  
И. В. Далькэ ◽  
G. T. Shmorgunov ◽  
A. F. Triandafilov ◽  
A. G. Tulinov
Keyword(s):  
Komi Republic ◽  
Climatic Conditions ◽  
Matter Content ◽  
Cold Climate ◽  
Dry Matter Content ◽  
Corn Hybrids ◽  
Green Mass ◽  
Early Ripening ◽  
Rate Of Photosynthesis ◽  
Academy Of Sciences

Under conditions of a relatively cool and humid growing season in the central agro-climatic region of the Komi Republic, corn is not inferior in terms of growth rate and photosynthetic activity, traditionally cultivated under the conditions of the northern Non-Black Earth region crops. The purpose of the research is to study the possibility and prospects of growing early ripe corn hybrids in the soil and climatic conditions of the Komi Republic. Field experience was established on the basis of the Institute of Agriculture of Komi Science Centre of the Ural Branch of the Russian Academy of Sciences in 2016-2017 on an area of 1.6 hectares. In 2016, 6 varieties of corn were studied, and in 2017, in addition to them, another 15. Thus, out of 21 varieties and hybrids, 7 varieties were selected for further study. The article presents the results of a preliminary study of the ecological testing of early-ripening hybrids of corn when cultivating them in agroclimatic conditions of the Komi Republic. The features of growth and development of corn hybrids, formation of the green mass harvest are considered. As a result of the research, the Uralskiy 150 with the best fodder characteristics was identified among the studied hybrids. Uralsky 150 formed 11-12 leaves with a specific leaf density of 0.30 g/dm2. The LAI of the cenosis was 4 m2/m2. The maximum rate of photosynthesis of the leaves was 17 mol CO /m2s. The average for two years the yield of green mass 2 of the studied variety sample and hybrids of corn was amounted to 380 centner/ha. The dry matter content in biomass did not exceed 20%, the content of crude protein reached 12%, and fiber 29%.

scholarly journals Relationships between physical and chemical characteristics and calculated metabolizable energy values in barley and oats with highly variable volume weights

1978 ◽  
Vol 50 (3) ◽  
pp. 276-284
Author(s):  
Maija-Liisa Salo
Keyword(s):  
Crude Protein ◽  
Starch Content ◽  
Metabolizable Energy ◽  
Chemical Characteristics ◽  
Crude Fibre ◽  
Variable Volume ◽  
Physical And Chemical Characteristics ◽  
Volume Weight ◽  
The Difference ◽  
Physical And Chemical

61 samples of barley with a volume weight of 38—75 kg/hl, and 49 oat samples with a volume weight of 40—65kg/hl were analyzed for physical and chemical characteristics. The approximate metabolizable energy (ME) value was calculated from the composition. The physical characteristics varied more, but the starch content less, in barley than in oats. There was also a negative correlation between starch and crude protein, and ether extract level in barley, but not in oats. Therefore the difference between the ME values of the best and the poorest samples was only 12% for barley, but 27 % for oats. Both the starch and the crude protein content predicted the ME value well: R2 of starch was 78—94 %, and that of crude fibre 55—84 %. The volume weight still gave a good indication for barley, but not at all for oats.

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