Effect of Soil pH on the Availability of Magnesium to Corn (Zea mays L.) from Magnesium Sulfate and High Magnesium Liming Materials

1967 ◽  
Vol 31 (3) ◽  
pp. 390-393 ◽  
Author(s):  
Noble R. Usherwood ◽  
James R. Miller
AgriPeat ◽  
2019 ◽  
Vol 20 (02) ◽  
pp. 114-123
Author(s):  
Admin Journal

ABSTRACTThis research was conducted in the Analitic laboratory of Palangka Raya Univercity and in the screenhouse of Agriculture Cultivation Department, Palangka Raya Univercity. The purpose of thisexperiment was to determine the effect of dolomit and chicken manure to some soil chemicalproperties of acid sulfate soil and growth of Maize Crop (Zea mays L.). The research was arranged inComplete Ramdomized Design with two factors and three replications. The first factors were level ofdolomit with three levels namely 0 ; 1,5 ; 3,0 times exchangeable alumunium. The second factors werelevel of chicken manure with three levels namely 0, 6 and 12 t ha-1. The results showed that theinteraction between dolomit and chicken manure significantly affected increasing the soil pH anddecreasing exchangeable alumunium. The combination level of dolomit in level 1,5 timesexchangeable alumunium with application of 6 ton.ha-1 chicken manure will be optimum increasingthe soil pH and decreasing exchangeable alumunium. The application a single factor of dolomit notsignificantly affected P-availabilityand growth of Zea mays (plant height, number of leaf and area leafindex) in age 2, 3, 4, 5, 6 weeks after planting. The application of chicken manure only significantlyaffected increasing P- availabilityand growth of Zea mays (plant height, number of leaf and area leafindex) in age 2, 3, 4, 5, 6 weeks after planting. Optimum dosage of chicken manure was 6 t ha-1.Keywords: sulfate soil, dolomite, soil chemical, chicken manures.


2019 ◽  
Vol 1 (1) ◽  
Author(s):  
Mehdi Karimi

Abstract—A glasshouse experiment was conducted to elucidate the effectiveness of elemental sulfur as a soil acidulates on solubility of soil Fe and it’s uptake by corn (Zea mays L.). Four rates of elemental sulfur, 0, 0.5, 1 and 2 g S kg-1 soil, incubated for 0, 20 and 40 days before corn plantation. The result showed that with one unit increase in S application rate the soil pH decreased about 1.52 units and the solubility of the Fe was significantly increased. The concentration of Fe in corn leaves and stem were increased with soil acidification from the background of 7.03 to 5.42 due to elemental sulfur application rate of 1 g S kg-1 soil. However, further soil acidification decreased Fe concentration in corn. Overall, application of elemental sulfur at a rate of 0.5 g S kg-1 soil is recommended to enhance corn performance by 45 percent without the risk of Fe toxicity for corn and the minimum Fe export to groundwater. 


1995 ◽  
Vol 75 (1) ◽  
pp. 117-122 ◽  
Author(s):  
M. X. Fan ◽  
A. F. MacKenzie

Banding of urea in corn (Zea mays L.) production is restricted by toxic conditions from urea hydrolysis, but higher urea rates could reduce application cost. A growth chamber experiment and a field experiment were conducted to study toxicity of banded urea when applied with triple super-phosphate (TSP). In the growth chamber experiment, surface samples from a Ste. Rosalie clay (Humic Gleysol), a Chicot sandy clay loam (Grey-brown Podzol), and an Uplands sandy soil (Humo Ferric, Podzol), were used. The field experiment was conducted on a Ste. Rosalie clay, a St. Bernard loam (Eutric Brunisol), and a Chicot sandy clay loam soil. In the growth chamber experiment, banded urea increased soil pH to 7.2–7.5 at a distance of up to 4 cm from the fertilizer band, and NH3 concentrations were as high as 2.1 mM at 2 cm from the fertilizer band after 20 d. The high pH and NH3 concentrations from urea hydrolysis inhibited corn root and seedling growth. Banding TSP with urea reduced soil pH increases from urea hydrolysis and reduced NH3 concentrations. Root weights increased with added TSP in urea bands. In the field experiment, banding urea at > 40 kg N ha−1 reduced plant density and shoot dry weight in early growth stages. Banding TSP with urea increased seedling growth in all soils. Maximum rates of urea compatible with increased corn yield could be increased from 40 to 80 kg ha−1 when banded with TSP. Key words: Urea, nitrogen, ammonia, triple superphosphate, phosphorus, pH, fertilization, corn (Zea mays L.)


2000 ◽  
Vol 19 (1) ◽  
pp. 65-76 ◽  
Author(s):  
Achim Walter ◽  
Wendy K. Silk ◽  
Ulrich Schurr
Keyword(s):  
Zea Mays ◽  
Soil Ph ◽  

2021 ◽  
Vol 15 (3) ◽  
pp. 1208-1221
Author(s):  
Bernard Bacye ◽  
Hyacinthe Sami Kambire ◽  
Marie Ouindnonga Sawadogo ◽  
Abdoul Moumouni Zonga

Au Burkina Faso, le recyclage des résidus de culture constitue un défi pour l’amélioration de la productivité des systèmes de production agricole. L’objectif de cette étude était d’évaluer les effets de la gestion des résidus du bananier (Musa acuminata C.) et de la fumure minérale sur les caractéristiques chimiques du sol et le rendement du maïs (Zea mays L.). Un essai en split-plot avec quatre répétitions comparant quatre modes de gestion des résidus du bananier et quatre options de fumure minérale a été conduit en culture pluviale et en culture irriguée. Les rendements grains du maïs ont augmenté de 24 à 66,2% avec le paillage et l’enfouissement de résidus par rapport au brûlage et au ramassage. Le pH, le carbone total, l’azote total et le potassium disponible du sol ont été améliorés par le paillage, l’enfouissement et le brûlage des résidus comparativement au ramassage. L’utilisation combinée des résidus et des engrais a permis un accroissement significatif des rendements. Cependant, elle a induit une baisse du pH et du potassium total du sol comparativement au témoin. L’étude a montré l’intérêt du paillage et de l’enfouissement des résidus du bananier combiné avec la fumure azotée pour améliorer les rendements de maïs. English title: The effects of banana tree residues managements and mineral fertilizers use options on soil chemical properties and maize yield in a banana tree / maize rotation system in western Burkina Faso In Burkina Faso, the recycling of crop residues for improving the productivity of cropping systems is still a challenge. The aim of this study was to evaluate the effects of the management of banana tree (Musa acuminata C.) residues and mineral fertilizers on both soil chemical characteristics and the yield of maize (Zea mays L.). A split-plot trial with four repetitions comparing four management types of banana tree residues (mulching, burying, burning and exporting) and four application options of mineral fertilizers was conducted in rain-fed and irrigated cropping systems. The results revealed that the maize grain yield increased by 24 to 66.2% with mulching and burying residues (green manure) compared to burning or exporting the banana tree residues. Soil pH, total carbon and nitrogen as well as available potassium were improved by the mulching, burying and burning compared to exporting the banana tree residues. The combined use of the residues and mineral fertilizers significantly improved the maize yield. However, it caused a decrease in the soil pH and total potassium compared to the control treatment. The study demonstrated that mulching and burying banana tree residues in combination with mineral fertilizer improves maize yield.


2015 ◽  
Vol 66 (11) ◽  
pp. 1151 ◽  
Author(s):  
Guohua Li ◽  
Haigang Li ◽  
Peter A. Leffelaar ◽  
Jianbo Shen ◽  
Fusuo Zhang

The dynamics of soil phosphorus (P) fractions were investigated, in the rhizosphere of fababean (Vicia faba L.) and maize (Zea mays L.) grown in calcareous and acid soils. Plants were grown in a mini-rhizotron with a thin (3 mm) soil layer, which was in contact with the root-mat, and considered as rhizosphere soil. Hedley sequential fractionation was used to evaluate the relationship between soil pH and P dynamics in the rhizosphere of fababean and maize. Soil pH influenced the dynamics of P fractions in both calcareous and acid soils. Fababean and maize roots decreased rhizosphere pH by 0.4 and 0.2 pH units in calcareous soil, and increased rhizosphere pH by 1.2 and 0.8 pH units in acid soil, respectively, compared with the no-plant control. The acid-soluble inorganic P fraction in the rhizosphere of calcareous soil was significantly depleted by fababean, which was probably due to strong rhizosphere acidification. In contrast, maize had little effect on this fraction. Both fababean and maize significantly depleted the alkali-soluble organic P fractions in calcareous soil, but not in acid soil. Fababean and maize utilised different P fractions in soil, which was partly due to their differing abilities to modify the rhizosphere. This study has decoupled successfully the effects of chemically induced pH change from plant growth effects (such as mineralisation and P uptake) on P dynamics. The effect of soil pH on plant exudation response in P-limited soils has been demonstrated in the present study.


2021 ◽  
Vol 306 ◽  
pp. 04005
Author(s):  
Erpina Delina Manurung ◽  
Khadijah EL Ramija ◽  
Siti Fatimah Batubara

Tropical climatic conditions accompanied by high rainfall are supporting factors for soil acidification in Indonesia's drylands. One of the conventional management technologies that are most widely used to improve soil acidity is liming. This study observed the effectiveness of various doses of Aglime ameliorant for improving acid soil and its effect on the growth of maize (Zea mays L.). The study was conducted in Pasar VI Kwala Mencirim Village, Sei Bingai District, Langkat Regency, North Sumatra from June to October 2020. The experimental design of this study was a non-factorial randomized bock design consisted of 7 treatments of Aglime ameliorant dosage with four replications. The results showed that the application of various doses of Aglime ameliorant was able to increase soil pH, height, and maize production which the highest pH value, height, and production were obtained at Aglime dose of 5 tons Ha-1 (AL 5). The effectiveness of Aglime ameliorant to increase soil pH is reflected in the relative agronomic effectiveness (RAE) which is overall > 95% (101,7 – 274,5%) for the tested Aglime dose of 1 to 5 tons per hectare (AL1-AL5).


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