Review on the Extent of Acid Soil in Ethiopia, Its Impact and …
Thus, for sustainable agricultural systems within small-scale farming in developing countries like Ethiopia, use of integrated soil fertlity management, and crop varieties tolerant to Al toxicity are the mechanisms used for management of acid soils. Key note: Acidity, Lime, ISFM, Acid tolerant crop varieties. DOI: 10.7176/JBAH/9-15-03.
(PDF) Extent and distribution of surface soil acidity in the rainfed
According to Desta et al. (2021), about 45% of the total rain fed area in Ethiopia is predicted to be acidic (pH < 6.5). Out of this rain fed agricultural area, 12% is extreme to strong acidic (pH ...
Spatial prediction of soil acidity and nutrients for site-specific soil
Background Understanding the spatial variability of soil properties is useful to tailor site-specific agricultural inputs to enhance crop production on a sustainable basis. This study was aimed to assess and map the spatial patterns of soil acidity and nutrients using geostatistical methods and support site-specific lime and fertilizer recommendations in …
Causes of Soil Acidity and Its Management Mechanisms in Ethiopia: A
An earlier study estimated that about 41% of cultivated land in Ethiopia is affected by soil acidity where 28% of cultivated land is highly acidic. Even though this much were acidic, it its degree is varied from location to location in which highland was severely affected thereby limit crop productivity and livelihoods. ... can treat ...
(PDF) Soil Acidity Management
Getachew Agegnehu International Crops Research Institute for Semi Arid Tropics Chilot Yirga Ethiopian Institute of Agricultural …
Soil Acidity and Its Management Options in Western Ethiopia: Review
Soil acidity has become a serious threat to crop production in most highlands of Ethiopia in general and in the western part of the country in particular. An earlier study estimated that about 41% ...
Causes of Soil Acidity and Its Management Mechanisms in …
can treat soil pH along with supplying oxides and hydroxides of calcium and magnesium to the soil. Management of acid soil is crucial issue for enhancing crop …
Agricultural lime value chain efficiency for reducing soil …
I and GTP II, only 2.4% of the severe acid soil area (3.7 million hectares) have been treated with lime. With this trend, it may take over 200 years to fully treat the strong acidic soil of Ethiopia. Overall, efforts to treat soil acidity so far have lagged expectations and now require effective interventions.
Review on Role of Lime on Soil Acidity and Soil Chemical
In most highlands of Ethiopia soil acidity is a serious problem due to requiring urgent attention because its affects on crop productivity and production (Wassie and Shiferaw, 2009) [30, 34].Soils ...
Extent and management of acid soils for sustainable crop …
The predominant acidic soil associations in Ethiopia are Dystric Nitisols and Orthic Acrisols with inclusions of Leptosols (Abebe Citation 2007), unlike many African countries where Acrisols and Ferralsols dominate the acidic soils. Nitisols have very good potential for agriculture; they have a stable structure and a high-water storage capacity
Status of Soil Acidity under Different Land Use Types and Soil …
In the humid regions of Ethiopia, soil productivity and fertility are significantly affected by soil acidity, which is connected to infertility and mineral toxicity. The study aimed to assess the status of soil acidity under different land use types and soil depths in Hojje watershed of Gomibora district, Hadiya Zone, Southern Ethiopia, in November 1, …
Causes of Soil Acidity and Its Management Mechanisms in Ethiopia: A …
can treat soil pH along with supplying oxides and hydroxides of calcium and magnesium to the soil. Management of acid soil is crucial issue for enhancing crop productivity and improves food security. ... About 41% of cultivated land in Ethiopia is affected by soil acidity where 28% of cultivated land is highly acidic .
Soil pH distribution of Ethiopia. Mapped from ISRIC
About 43% of Ethiopia's agricultural land is affected by soil acidity and 28% is estimated to be strongly acidic with soil pH ranging between 4.1 to 5.5 (ATA, 2014;Abebe, 2007;Agegnehu et al ...
Soil Acidity and its Management Options in Ethiopia: …
Aboytu Sisay University of Gondar Abstract Soil acidity is one of the chemical soil degradation problems which affect soil productivity in the Ethiopian highlands. This paper tries to put...
Ethiopia: Mitigating the Adverse Effects of Soil Acidity
The acidic soils in Ethiopia are most commonly found in highland areas, including parts of the Rift Valley, the central and northern highlands, and some regions in the southwest.
(PDF) Extent and distribution of surface soil acidity in the rainfed
The model estimates showed that 47% and 30.2% of the country's total area and rainfed areas were acidic (pH<6.5), respectively. Out of the total area of the country, 3.7% is found to be ...
Review on the Extent of Acid Soil in Ethiopia, Its Impact and
The objective of this paper is to review the extent of acid soil distributions in Ethiopia, its impact on crop production and management practices. About 40.9% of the total arable land of Ethiopia is affected by soil acidity, from these 27.7% moderately to weak acids with pH 5.8-6.7 and 13.2% covered by strong to moderate acidic soils with pH ...
Farmers' indigenous knowledge of tree conservation and acidic soil
In addition to this, low levels of input use, moisture stress, soil chemical degradation in the form of soil acidity and salinity/sodicity are some of the major crop production constraints in Ethiopia (Alemayehu, Dorosh, & Sinafikeh, Citation 2011). Indeed, soil acidity is one of the serious problems constraining crop production in small-scale ...
(PDF) Effect of Balanced Fertilizers and Lime Rate on
A greenhouse experiment was carried out on acidic soils collected from the Tsegede highlands of northern Ethiopia, where wheat production is severely constrained by soil acidity, to evaluate wheat ...
Soil Acidity and its Management Options in Ethiopia: A Review
Ethiopian Highlands . Amend Soil. Soil acidity is one of the chemical soil degradation problems which affect soil productivity in the Ethiopian highlands. This paper tries to put …
Fractionation and availability of phosphorus in acid soils of
Background Phosphorus (P) availability is commonly assumed to limit productivity in many tropical soils, yet there is relatively little information on the phosphorus chemical forms, distribution, and transformations that P undergoes in Ethiopian soils. We used a sequential fractionation scheme to assess phosphorus fractions of acid soils of …
Morocco OCP tests 18 new fertilizer formulas to treat acidic soil
Moroccan fertilizer manufacturer, OCP, is testing 18 new fertilizer formulas adapted to Ethiopian soil. The new formulas are aimed at treating the high prevalence of acidic soil in Ethiopia that is affecting 43 percent of Ethiopia's cultivated land, which means almost half of the close to 15 million hectares being farmed.
Agricultural Lime Value Chain Efficiency for Reducing Soil Acidity …
Soil acidity is challenging agricultural production in Ethiopia. Above 43% of the farmland is under soil acidity problem and it leads to low crop yields and production losses. Ag-lime is widely ...
Review on the Extent of Acid Soil in Ethiopia, Its Impact and
About 40.9% of the total arable land of Ethiopia is affected by soil acidity, from these 27.7% moderately to weak acids with pH 5.8-6.7 and 13.2% covered by strong to moderate acidic soils with pH ...
Agronomy | Free Full-Text | Association between Soil Acidity and …
Soil acidity is one of the main constraints to crop production worldwide. In Ethiopia, the problem of soil acidity has been increasing. Currently, more than 40% of cultivated land in the country has a soil pH < 5.5. Recently, bacterial wilt (caused by Ralstonia solanacearum) has become a serious problem, reaching epidemic levels in …
(PDF) Soil Acidity Challenges to Crop Production in
PDF | On Jan 1, 2021, Abu Regasa Gemada published Soil Acidity Challenges to Crop Production in Ethiopian Highlands and Management Strategic Options for Mitigating Soil Acidity for Enhancing Crop ...
SOIL ACIDITY
SOIL ACIDITY MANAGEMENT I PREFACE Ethiopia faces a wide range of issues in soil fertility that requires approaches beyond inorganic fertilizer applications. The core soil-related constraints are ...
Soil Acidity and Its Management Options in Western …
P.O Box 192, Jimma, Ethiopia Abstract Soil acidity has become a serious threat to crop production in most highlands of Ethiopia in general and in the western part of the country in particular. An earlier study estimated that about 41% of arable lands of Ethiopia are affected by soil acidity/Al 3+ toxicity. But recently the status of most soil ...
Forms and Dynamics of Soil Potassium in Acid Soil in the
The main crops grown in the area include maize, beans, bananas, sugarcane, coffee, cassava, and cabbage. The dominant soil around Wolaita area is Eutric Nitisols, associated with Humic Nitisols, and mineralogy of the soil is kaolinite [ 15, 16 ]. Figure 1. Locations map of the Wolaita Zone in Ethiopia. Figure 2.
(PDF) EFFECTS OF DIFFERENT LAND USE TYPES ON SOIL …
The objective of this research was therefore to develop a comprehensive soil pH map that covers a broader area of 27 districts covering 2,810,055 ha of land to assess the degree of soil acidity in ...