Zobrazeno 1 - 10
of 115
pro vyhledávání: '"C. C. du Preez"'
Publikováno v:
Discover Agriculture, Vol 2, Iss 1, Pp 1-18 (2024)
Abstract Animal manures are increasingly receiving renewed interest as an alternative to synthetic fertilizers. While they may improve ecosystem functions, there is limited information on short-term effects of organic amendments on soil reaction and
Externí odkaz:
https://doaj.org/article/ea0490cee8e443458ab790ca1bdf0c48
Publikováno v:
South African Journal of Plant and Soil. 40:34-45
Publikováno v:
Soil Research. 60:294-309
Context Tillage has temporal effects on soil organic matter and microbial attributes. Aim Three tillage systems (NT, no-tillage; MT, mulch tillage; MP, mouldboard ploughing) were used to assess the impact on soil quality indicators such as gravimetri
Publikováno v:
South African Journal of Plant and Soil. 38:304-312
Publikováno v:
African Journal of Agricultural Research. 17:939-952
Phosphorus (P) is an essential element for plant growth. On account of its low solubility in soil, P is often a limiting factor to optimum crop growth and therefore P fertilisation is an important aspect of nutrient management plans to ensure profita
Publikováno v:
New Forests. 53:267-284
Climate change is driving the impetus for carbon sequestration. Compared to other countries, little is known about C sequestration after grassland conversion to plantation forestry in South Africa. To this aim 27 sites were studied in the Weatherley
Publikováno v:
South African Journal of Plant and Soil. 38:140-151
Soil classification aims to group similar soils to facilitate communication and management. Management of soil organic carbon is gaining international recognition in an attempt to manage atmospheri...
Autor:
C. C. du Preez, AE Venter
Publikováno v:
South African Journal of Plant and Soil. 38:70-76
Large areas of alkaline and calcareous soils are irrigated in South Africa. For these soils, proper fertilisation programs based on soil phoshorus (P) analyses are required. Little is known about P...
Autor:
C. C. du Preez, AE Venter
Publikováno v:
South African Journal of Plant and Soil. 38:60-69
Little research has been done on extractable phosphorus (P) in alkaline and calcareous irrigated soils of South Africa. This study aimed to quantify extractable P by selected methods in these soils after application of mono-ammonium phosphate (MAP) a
Publikováno v:
South African Journal of Plant and Soil. 37:184-193
Crop residue management is important for enhancing soil fertility and productivity which leads to an increase in crop yields. A long-term trial, situated near Bethlehem in the Eastern Free State in...