Johan Adriaan van Niekerk - Articles - Scientific Research Publishing

Demography and Socio-Economic Aspects on Irrigated Smallholder Agricultural Enterprises and Their Association with the Cultivation of Maize (Zea mays L.) as a Selected Field Crop (Articles)

Tsumbedzo Jutas Mavhungu, Azwihangwisi Edward Nesamvuni, Khathutshelo Alfred Tshikolomo, Ndivhudzannyi Sylvestor Mpandeli, Johan Adriaan van Niekerk

Agricultural Sciences Vol.15 No.7，July 10, 2024

DOI: 10.4236/as.2024.157040 99 Downloads 376 Views Citations
Sustainability Assessment of Banana (Musa spp.) Yield Gap Reduction through Value Chain Development Interventions in Smallholder Farming Systems in Manicaland, Zimbabwe (Articles)

Mthintwa Tawanda Hove, Hlamalani Ngwenya, Johan Van Niekerk

Agricultural Sciences Vol.15 No.8，August 28, 2024

DOI: 10.4236/as.2024.158052 99 Downloads 526 Views Citations
Productivity Evaluation of Four Medicago sativa Cultivars under Two Water Regimes (Irrigated and Non-Irrigated) and Two Soil Types at Bathurst Research Station in the Eastern Cape Province, South Africa (Articles)

Mhlangabezi Solontsi, Mfundo Phakama Maqubela, Johan Adam van Niekerk, Jan Willem Swanepoel, Gideon Jordaan, Unathi Gulwa, Sive Tokozwayo, Nkululeko Nyangiwe

Agricultural Sciences Vol.13 No.3，March 22, 2022

DOI: 10.4236/as.2022.133030 212 Downloads 928 Views Citations
Nutritive Value of Four Lucerne Cultivars Planted in Two Soil Types at Bathurst Research Station, Eastern Cape Province, South Africa (Articles)

Mhlangabezi Solontsi, Mfundo Phakama Maqubela, Johan Adam van Niekerk, Jan Willem Swanepoel, Gideon Jordaan, Unathi Gulwa, Sive Tokozwayo

Agricultural Sciences Vol.13 No.10，October 14, 2022

DOI: 10.4236/as.2022.1310064 222 Downloads 1,165 Views Citations
This article belongs to the Special Issue on Soil Environment and Agriculture
The Role of Biodiversity in Food Security and Nutrition: A Potato Cultivar Case Study (Articles)

Carmen van Niekerk, Hettie Schönfeldt, Nicolette Hall, Beulah Pretorius

Food and Nutrition Sciences Vol.7 No.5，April 28, 2016

DOI: 10.4236/fns.2016.75039 2,952 Downloads 6,604 Views Citations
This article belongs to the Special Issue on Food Analysis
Impact of Bisphenol A (BPA) and Free Fatty Acids (FFA) on Th2 Cytokine Secretion from INS-1 Cells (Articles)

Johan N. van Oppen, Eugen J. Verspohl

Pharmacology & Pharmacy Vol.4 No.5，August 23, 2013

DOI: 10.4236/pp.2013.45065 3,602 Downloads 5,315 Views Citations
Availability of Residual and/or Applied Inorganic Phosphorus for Sugarcane Uptake and Growth in a Post-Mined Reconstituted Soil (Articles)

Corlina Margaretha Van Jaarsveld, Godfrey Elijah Zharare, Michiel Adriaan Smit, Christiaan Cornelius Du Preez

Journal of Geoscience and Environment Protection Vol.10 No.11，November 22, 2022

DOI: 10.4236/gep.2022.1011007 142 Downloads 583 Views Citations
Case report: Desmopressin and somnambulism (Articles)

Charlotte Van Herzeele, Karlien Dhondt, Johan Vande Walle

Open Journal of Pediatrics Vol.3 No.3，August 15, 2013

DOI: 10.4236/ojped.2013.33037 3,712 Downloads 5,947 Views Citations
Asymmetric Somatic Plant Hybridization: Status and Applications (Articles)

Lakshmanan Prabhu Shankar, Eeckhaut Tom, Deryckere Dieter, Van Bockstaele Erik, Van Huylenbroeck Johan

American Journal of Plant Sciences Vol.4 No.8A，August 14, 2013

DOI: 10.4236/ajps.2013.48A001 8,286 Downloads 13,636 Views Citations
This article belongs to the Special Issue on Advances in Crop Genetics and Breeding
Renal effects of vasodilators in acute heart failure (Articles)

Mattia A. E. Valente, Adriaan A. Voors

World Journal of Cardiovascular Diseases Vol.3 No.2A，April 30, 2013

DOI: 10.4236/wjcd.2013.32A002 4,544 Downloads 7,916 Views Citations
This article belongs to the Special Issue on Frontiers in Cardiovascular Medicine - Use of Vasodilators and Diuretics in Acute Heart Failure
The Role of ¹⁸F-FDG-PET/CT in the Management of Patients with High-Risk Breast Cancer: Case Series and Guideline Comparison (Articles)

Ben F. Bulten, Marie J. de Haas, Haiko J. Bloemendal, Adriaan J. van Overbeeke, Jan Paul Esser, Henk J. Baarslag, Lioe-Fee de Geus-Oei, C. J. Rodenburg, John M. H. de Klerk

Advances in Molecular Imaging Vol.4 No.3，July 7, 2014

DOI: 10.4236/ami.2014.43005 4,443 Downloads 6,202 Views Citations
Aptamer-Based Extraction of Ergot Alkaloids from Ergot Contaminated Rye Feed (Articles)

Elsa Rouah, Walid Maho, Jaytry Mehta, Sarah De Saeger, Adrian Covaci, Bieke Van Dorst, Ronny Blust, Johan Robbens

Advances in Bioscience and Biotechnology Vol.5 No.8，July 21, 2014

DOI: 10.4236/abb.2014.58082 3,512 Downloads 5,338 Views Citations
Properties of Lorenz Curves for Transformed Income Distributions (Articles)

Johan Fellman

Theoretical Economics Letters Vol.2 No.5，December 27, 2012

DOI: 10.4236/tel.2012.25091 6,785 Downloads 10,233 Views Citations
Properties of Non-Differentiable Tax Policies (Articles)

Johan Fellman

Theoretical Economics Letters Vol.3 No.3，June 7, 2013

DOI: 10.4236/tel.2013.33022 3,841 Downloads 5,743 Views Citations
Educational Activities at the Sami Folk High School 1942-1982 (Articles)

Johan Hansson

Creative Education Vol.6 No.9，June 12, 2015

DOI: 10.4236/ce.2015.69090 3,216 Downloads 4,245 Views Citations
This article belongs to the Special Issue on Indigenous Education
Transfer Policies with Discontinuous Lorenz Curves (Articles)

Johan Fellman

Journal of Mathematical Finance Vol.6 No.1，February 5, 2016

DOI: 10.4236/jmf.2016.61003 4,952 Downloads 5,864 Views Citations
This article belongs to the Special Issue on Stochastic Dominance
Geodetic Datum Transformation Parameters towards WGS84 Applicable to the 1/50k Topographical Map (1981) of Burundi (Articles)

Johan Lavreau

International Journal of Geosciences Vol.7 No.5，May 17, 2016

DOI: 10.4236/ijg.2016.75048 2,934 Downloads 4,349 Views Citations
This article belongs to the Special Issue on Surveying, Mapping and Geodesy
Transformations and Lorenz Curves: Sufficient and Necessary Conditions (Articles)

Johan Fellman

Theoretical Economics Letters Vol.6 No.3，June 6, 2016

DOI: 10.4236/tel.2016.63050 2,106 Downloads 3,416 Views Citations
This article belongs to the Special Issue on Working, Jobs and Related Rights, Welfare & Pensions
Income Inequality Measures (Articles)

Johan Fellman

Theoretical Economics Letters Vol.8 No.3，February 14, 2018

DOI: 10.4236/tel.2018.83039 1,881 Downloads 5,548 Views Citations
Regression Analyses of Income Inequality Indices (Articles)

Johan Fellman

Theoretical Economics Letters Vol.8 No.10，June 21, 2018

DOI: 10.4236/tel.2018.810117 1,152 Downloads 3,955 Views Citations

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