scholarly journals ADVANTAGES OF LIQUID MINERAL FERTILIZERS ON THE BASE OF KAS-32 IN COMPARISON WITH SOLID FERTILIZERS (AMMONIUM NITRATE) ON SUNFLOWER AND CORN

2020 ◽  
pp. 73-79
Author(s):  
В.А. Милюткин ◽  
В.Н. Сысоев ◽  
А.Н. Макушин ◽  
Н.Г. Длужевский ◽  
С.В. Богомазов

В научной статье представлены материалы экспериментальных исследований Самарского ГАУ по изучению эффективности жидких минеральных азотных и азото- серосодержащих удобрений на базе КАС-32 по сравнению с твердыми (аммиачная селитра), производимых ПАО «Куйбышев-Азот» (г. Тольятти, Самарская область). Эксперимент проводился в технологиях возделывания пропашных культур: подсолнечник и кукуруза (на зерно), с применением как сельскохозяйственных машин АО «Евротехника» (г. Самара), так и компании «AMAZONEN-Werke» (Германия). The scientific article presents the materials of experimental studies of Samara State Agrarian University to study the effectiveness of liquid mineral nitrogen and nitrogen-sulfur-containing fertilizers based on KAS-32 in comparison with solid one (ammonium nitrate) produced by PAO Kuibyshev-Azot (Togliatti, Samara region). The experiment was carried out in the technologies of row crops cultivation: sunflower and corn (for grain), using both agricultural machines of AO Eurotechnika (Samara) and the AMAZONEN-Werke company (Germany).

2021 ◽  
pp. 73-77
Author(s):  
Vladimir Alexandrovich Milyutkin ◽  
Nikolay Grigorievich Dluzhevsky ◽  
Oleg Nikolaevich Dluzhevsky ◽  
Galina Viktorovna Levchenko

The article presents the results of studies of the effectiveness of liquid mineral nitrogen and nitrogen-sulfur-containing fertilizers based on urea-ammonia mixture-UAN in comparison with solid-ammonium nitrate when growing sunflower in arid, typical for the zone of "risky farming" - the Volga region, years (2018-2020) with the use of modern high-performance equipment manufactured in Russia (Samara) at JSC "Eurotechnika" of the German company AMAZONEN-Werke. Conducted three-year studies on typical chernozems of the Samara region on the experimental fields of the Samara State Agrarian University, showed a significant advantage of liquid fertilizers with an increase in sunflower yield on average for three years according to experimental options up to a maximum of 6centners / ha or by13 %.


2020 ◽  
Vol 23 (10) ◽  
pp. 17-24
Author(s):  
Sergey Masliiov ◽  
Natalia Korzhova ◽  
Igor Yarchuk ◽  
Maxim Duginov

Changes in the climate conditions of the steppe zone of Ukraine, frequent placement of spring barley after the sunflower predecessor and many other reasons, cause the necessity to improve the system of basic tillage for spring barley in the direction of its minimization taking into account the technologies of growing crops. The issue of basic tillage for spring barley after sunflower, which is fairly common predecessor today, has not been studied yet. In this case, based on the complex experimental studies the effect of different types of basic tillage and their impact on the yield of spring barley in the Luhansk region has been studied. The aim of the research was to determine the best methods of basic tillage for spring barley with general background post-harvest residues of all field crops, application of mineral fertilizers and the influence of these factors on the yield of spring barley in Luhansk region. The following types of spring barley were sown during the experiment – Adapt, Stalker, Helios, Vakula. As a result of the conducted researches the best indicators were obtained at non-shelf tillage with the usage of modern aggregates and with joint application of Ammonium nitrate and Diammonium phosphate, at all biometric indicators of the studied culture. Since such tillage has not only loosened it well, but also ensured better accumulation and retention of moisture, which further affected the yield of spring barley plants in the area of insufficient moisture. Such strains as Stalker and Helios had the highest rates with the combined use of Ammonium Nitrate and Diammonium Phosphate in shelfless tillage at the level of 47,5 c/ha and 58,8 c/ha accordingly. Shelf tillage gave less results with such a fertilizer system. The lowest indicators were in the variant of disking in all studied samples


Author(s):  
A.V. Melnyk ◽  
S.V. Zherdetska ◽  
Shahid Ali ◽  
Gulam Shabir ◽  
S.O. Butenko

The experimental studies were carried out on the fields of the Sumy NAU Training Research and Production Complex (TRPC) during 2016–2018.The soil of the experimental plot is typical deep-medium humus, large-dusty and medium-loam black soil on forest trees. The subject of the research was a white mustard variety of Oslava created at the Institute of Feed and Agriculture of the Podillya NAASU, entered in the Register of varieties suitable for cultivation in Ukraine in 2010. The aim of the research is to optimize the nutrition of the white mustard variety of Oslava through the complex application of mineral fertilizers and foliar fertilization under the conditions of the northeastern forest-steppe of Ukraine. The analysis of weather conditions, in particular the hydrothermal coefficient of Selyaninov (HTC), established that 2016 season was wet (HTC = 1.60), 2017 and 2018 were dry (HTC = 0.59 and 0.46). During the research, the cultivation technology was generally accepted in the experimental area, except for the elements studied. The results of the three-year study on the influence of foliar fertilizing under different mineral nutrition backgrounds on the yield of the white mustard variety Oslava are presented. It was found that the application of mineral fertilizers and complex fertilizers for the foliar feeding had a positive effect on the morphometric parameters of the white mustard, in particular, increased the plant height and the number of branches of the first order. The use of mineral fertilizers at the rate of N30P30K30 provided an increase in the yield by 0.34 t/ha, N60P60K60 – by 0.55 t/ha, N90P90K90 – by 0.61 t/ha on an average compared to the control. Therefore, for the maximum yield (2.14–2.21 t/ha) with a mass of 1000 seeds (5.39–5.54 g) of the white mustard under the conditions of the Northeastern Forest-Steppe of Ukraine, foliar fertilizing of Vuxal boron (3.0 l/ha) + Vuxal bioaminoplant 3.0 l/ha) and Spectrum B + Mo (2.0 l/ha) + Spectrum Ascorist (3.0 l/ha) should be applied on the background of N60-90P60-90K60-90, what provided an increase in the yield compared to the control of 0.58-0.65 t/ha.


2021 ◽  
pp. 20-24
Author(s):  
Artem Vladimirovich Ermilov ◽  
Roman Aleksandrovich Kamenev ◽  
Anatoly Petrovich Solodovnikov ◽  
Vladimir Nikolaevich Maksimchuk

The article presents an analysis of the determination of the effectiveness of mineral and organic fertilizers on the yield of winter wheat grain. The studies were carried out in 2017–2020 in the Rostov region on the southern chernozem. The object of research was the Doneko winter wheat variety. The predecessor is corn for grain. Ammonium nitrate, ANP fertilizer (16-16-16) and urea were used as mineral fertilizers, which were applied in the fertilization system of winter wheat and acted as a background option in the experimental scheme. ANP fertilizer (16-16-16) was introduced when sowing winter wheat, ammonium nitrate - scattered over thawed-frozen soil and carbamide in the heading phase by foliar method. Organomineral fertilizers were represented by the following types: Ruther, Leili 2000, Siamino Pro, Gumiful Pro, Soft Guard and Double Wine MKR (monocaliphosphate) produced by Biokepharm (Switzerland). The raw material for the production of organomineral fertilizers was the algae of the warm seas Laminaria. In the field experiment, the options for the joint application of foliar application and pre-sowing seed treatment with organomineral fertilizers were also studied. The control was the option without mineral fertilizers and the option with the background of the use of mineral fertilizers (farm fertilization system). It was found out that the use of organic fertilizers Ruter (0.5 or 0.25 l / t) and Leyli (0.25 l / t) for seed treatment before sowing, the use of Soft Guard (0.2 l / ha) and Gumiful Pro ( 0.2 l / ha) in the spring tillering phase and in the flag leaf phase against the background of sowing nitroammophoska at a dose of N32P32K32, random fertilizing on thawed-frozen soil with ammonium nitrate at a dose of N40 and the use of carbamide in the heading phase at a dose of N20 increased grain yield on average for 2018–2020 compared with the control (fertilization system of the farm) by 0.73 t / ha, or 23.0%. The maximum yield increase from the root-forming agent Ruther, used for pre-sowing seed treatment, reached 0.36 t / g, or 11.3%.  


Author(s):  
М. Я. Шевніков ◽  
О. Г. Міленко ◽  
І. І. Лотиш

Висвітлено вплив мінерального азоту та «Ризо-торфіну» на накопичення білку та жиру в насінні сої.Інокуляція насіння «Ризоторфіном» та внесення мі-неральних добрив, особливо сумісне їх застосування,сприяло значному підвищенню вмісту в насінні білката зменшенню вмісту жиру. Бактеріальні добривапозитивно впливали на збільшення вмісту жиру унасінні сої – 18,1 %, але більш раціональною булакомплексна дія мінеральних та бактеріальних добрив,які підвищували вміст жиру в сухій речовині насіннядо 21,4–22,4 %. The influence of mineral nitrogen and “Rizotorfin” is reflected on an accumulation of an albumen and fat in the seed of soy. The inoculation of “Rizotorfin” and bringing  of mineral fertilizers,  their especially compatible application, entailed the considerable increase of maintenance in the seed of albumen and  diminishing of content of fat. Bacterial fertilizers positively influenced on the increase of content of fat in the seed of soy - 18,1 %, but more rational was a complex action of mineral and bacterial fertilizers that promoted content of fat in the dry substance of seed to 21,4-22,4 %.


Author(s):  
A. Ilinskiy

The paper presents the results of a study of the intake of heavy metals into the agricultural landscape during the growing season. In the article of the parish, their intake with mineral fertilizers, seeds, precipitation was taken into account. Studies have shown that precipitation is the most significant input of the studied heavy metals into the agricultural landscape. Depending on the variant of the experiment, their input with precipitation varies as follows: for copper 77.5 - 95.9%; for zinc 50.5 - 82.0%; for lead 49.3 - 89.4%; for cadmium 68.4 - 94.7%. Based on the results of experimental studies, an empirical series of pollutants entering the agricultural landscape was built: Zn  Cu  Pb Cd.


2021 ◽  
Vol 285 ◽  
pp. 06005
Author(s):  
Viktor Grebenshchikov ◽  
Nikolay Tyutrin ◽  
Vasily Verkhoturov

The content of mineral nitrogen was studied when it was applied at a dose of 60 kg / ha on gray forest soil of heavy particle- size distribution at various levels of phosphorus-potassium nutrition in field experiments with barley. Fertilizer doses were determined by the normative method according to the CINAS method for a planned yield of 3 t / ha. It was shown that the dynamics of nitrate and ammonium nitrogen depended on the moisture regime during the vegetation period. With excessive moisture, nitrate nitrogen, with its initial content of 4-5 mg / kg, is not detected in the arable layer by the middle of the growing season, and with a moisture deficit, less dynamism is noted. It is found in an amount of 5-7 mg / kg by the end of vegetation. The N – NH4 + dynamics turned out to be less pronounced. With an excess of moisture, its content increased to 15.6 mg / kg, and with a deficit, it decreased more than by four times from the maximum during the vegetation. In general, the content of mineral nitrogen in gray forest soil is highly dynamic, which depends on the moisture regime and the nature of its consumption by barley.


Agronomy ◽  
2019 ◽  
Vol 9 (11) ◽  
pp. 761 ◽  
Author(s):  
Nunzio Briglia ◽  
Angelo Petrozza ◽  
Frank A. Hoeberichts ◽  
Nathalie Verhoef ◽  
Giovanni Povero

Row crops represent the most important crops in terms of global cultivated area. Such crops include soybean, corn, wheat, rice, rapeseed, sunflower, and cotton. Row crops agriculture is generally an intensive system of farming used to obtain high yields by employing elevated quantities of organic and mineral fertilizers. Considering this, and the decrease in area of arable land, it becomes crucial to ensure high yield and quality using alternative strategies, such as the use of plant biostimulants. These compounds are increasingly recognized as sustainable solution to optimize nutrient uptake, crop yield, quality, and tolerance to abiotic stresses. In this work, by means of high-throughput plant phenotyping, we evaluated the effectiveness of a set of three new foliar biostimulant prototypes (coded as 52096, 52097, 52113) applied on corn and soybean at application rates 2.5 and 5 mL/L (corresponding to 1 and 2 L/ha respectively). This allowed us to select the most effective prototype (52097, commercial name “YieldOn®”) in increasing digital biovolume (DB) and greener area (GGA) either in soybean (both application rates) or corn (rate 5 mL/L) and decreasing Stress Index (SI) in soybean (both application rates). Molecular mechanism of action of selected prototype 52097 was subsequently characterized through Next Generation Sequencing (NGS). In corn, genes involved in hormone (cytokinin and auxin) metabolism/catabolism, maltose biosynthesis, sugar transport and phloem loading were upregulated after application of prototype 52097. In soybean, genes involved in nitrogen metabolism, metal ion transport (mainly zinc and iron), sulfate reduction, and amino acid biosynthesis were induced. The proposed approach supports the integration of multiple omics to open new perspectives in the discovery, evaluation, and development of innovative and sustainable solutions to meet the increasing needs of row-crops agriculture.


Agronomy ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 540
Author(s):  
Juozas Lanauskas ◽  
Nobertas Uselis ◽  
Loreta Buskienė ◽  
Romas Mažeika ◽  
Gediminas Staugaitis ◽  
...  

The circular economy concept promotes the recycling of agricultural waste. This study was aimed at investigating the effects of cattle horn shavings on apple tree nitrogen nutrition. Ligol apple trees on P 60 rootstock were the object of the study. The experiment was conducted in the experimental orchard of the Institute of Horticulture, Lithuanian Research Centre for Agriculture and Forestry, from 2015 to 2018. Two fertiliser rates were tested: 50 and 100 kg/ha N. Horn shavings (14.1% N) were applied at the end of autumn or at the beginning of vegetation in the spring and in one treatment 100 kg/ha N rate was divided into two equal parts and applied both in autumn and spring. The effects of the horn shavings were compared with the effects of ammonium nitrate (34.4% N) and the unfertilised treatment. The lowest mineral nitrogen content was found in the unfertilised orchard soil and the soil fertilised with horn shavings in the spring at 50 kg/ha N equivalent. In all other cases, the fertilisers increased the soil’s mineral nitrogen content. The lowest leaf nitrogen content was found in apple trees that grew in the unfertilised orchard soil or soil fertilised in the spring with 50 kg/ha N of horn shavings (1.58–2.13%). In other cases, leaf nitrogen content was higher (1.77–2.17%). The apple trees with the lowest leaf nitrogen content produced the smallest average yield (34.5–36.6 t/ha). The highest yield was recorded from fruit trees fertilised with 50 kg/ha N of ammonium nitrate applied in spring or horn shavings applied in autumn (42.4 and 41.4 t/ha, respectively). The influence of horn shavings on the other studied parameters was similar to that of ammonium nitrate. Horn shavings, like nitrogen fertiliser, could facilitate nitrogen nutrition management in apple trees, especially in organic orchards, where the use of synthetic fertilisers is prohibited.


2021 ◽  
Vol 16 (4) ◽  
pp. 38-41
Author(s):  
Kseniya Zayceva

The purpose of the study is to identify the effectiveness of various types of fertilizers and biologics Bisolbifit on the yield and quality indicators of spring barley grain. Experiments were conducted in 2015-2017 in Ulyanovsk region. The soil of the experimental site is represented by leached Chernozem, heavy loam. The scheme of experience included two factors. Factor A-control; pre-sowing seed treatment with Bisolbifit; NPK in pure form at a dose of 15 kg of active substance per hectare; modified NPK (NPKm) at a dose of 15 kg of active substance per hectare; modified NPK (1/2 NPKm) at a dose of 7.5 kg of active substance per hectare. Factor B (background): zero-without fertilizers; pure ammonium nitrate (NH4NO3) at a dose of 40 kg of active substance per hectare; modified ammonium nitrate (1/2 NH4NO3m) at a dose of 20 kg of active substance per hectare. Inoculation of seeds with a biological preparation was performed by semi-dry etching 1...2 days before sowing at a dose of 400...600 g per hectare of seeds. For the preparation of modified NPK and ammonium nitrate, the biological preparation Bisolbifit was used in a dose of 4 kg per 1 ton of fertilizers. The drug was applied to mineral fertilizer granules on the day of sowing. All types of fertilizers and biologics studied led to an increase in yield. The use of mineral fertilizers in pure form (untreated with biologics) increased the yield by 0.26...0.41 t/ha, modified – by 0.38...0.54 t/ha, biologics – by 0.06...0.19 t/ha, compared with the control (2.67 t/ha). The use of fertilizers and biologics increased the weight of 1000 grains – the best options were with modified NPK at a dose of 15 kg d. V./ha-49.4...53.0 g. the quality indicators of the studied agricultural practices did not have a significant impact. The highest payback of fertilizers by increasing the yield was recorded in the variant with pre-sowing treatment of seeds with Bisolbifit biologics and amounted to 7.7...11.4 kg/kg


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