The Faculty of Agriculture: Search
Now showing items 1-7 of 7
Nitrogen management in irrigated cotton-based systems under conservation agriculture on salt-affected lands of Uzbekistan
(2011-11-23)
Intensive soil tillage and mismanagement of irrigation water and fertilizers reduce soil organic matter and increase secondary soil salinization. These processes are increasing production costs, reducing soil fertility and ...
Lysimeterstudien zu Abbau, Verlagerung und Pflanzenverfügbarkeit von 14C/15N-markiertem Ethylendiharnstoff und Acetylendiharnstoff (Langzeitdünger) in einer schwach pseudovergleyten sauren Braunerde
(2005)
In der vorliegende Studie wird das Schicksal der 14C/15N-markierten Harnstoffderivate Acetylendiharnstoff (ADH), Ethylendiharnstoff (EDH) und 15N-Harnstoff in 5 Lysimetern (1 m2, ...
Einfluss der agronomischen Maßnahmen, Umwelt und Sorte auf die wertbestimmenden Eigenschaften von Faserhanf (Cannabis sativa L.) in Nordrhein-Westfalen
(2014-06-27)
Seit einigen Jahren gewinnt die Faserpflanze Hanf (Cannabis sativa L.) in der Diskussion um nachwachsende Rohstoffe und den Klima- und Umweltschutz in der Landwirtschaft als alternative Kulturpflanze in Deutschland ......
Influence of agronomic measures, environment and variety on traits defining the value of fibre hemp (Cannabis sativa L.) in North Rhine-Westphalia
In the last few years fibre hemp (Cannabis ......
Influence of agronomic measures, environment and variety on traits defining the value of fibre hemp (Cannabis sativa L.) in North Rhine-Westphalia
In the last few years fibre hemp (Cannabis ......
Soil attribute changes along chronosequences of land use in the littoral wetlands of Lake Naivasha, Kenya
(2014-11-14)
Lake Naivasha is a freshwater lake in the East African Rift Valley, which was affected by a continuously declining water level between 1980 and 2011. The newly exposed littoral area has been gradually put under agricultural ...
Untersuchungen zum Nährstoffkreislauf, zur Leistung des Grünlands und der Rinder bei Nährstoff-extensiver Mutterkuhhaltung und ausschließlicher Grünlandnutzung im Mittelgebirge
(2005)
Seit Einführung der Milchquotenregelung im Jahre 1984 ist die Anzahl der Mutterkühe deutlich angestiegen. Mutterkuhhaltung gilt allgemein als ökologisch vorteilhafte Form der Rinderhaltung. Zum Nährstoffkreislauf und zu ...
Nitrogen sequestration in paddy and non-paddy soils formed from different parent materials
(2019-08-19)
Paddy soils exhibit low nitrogen (N) use efficiency. Prior research in this field suggested that paddy soils may sequester significant amounts of N in aged amino acids, microbial residues, or even in pyrogenic N. The ...
Improving nitrogen retention in soils treated with Pig and cattle slurry through the use of organic soil amendments
(2023-06-21)
Animal slurry has recently experienced a renaissance as organic nitrogen (N) fertilizer because, on the one hand, sustainable organic farming is receiving growing attention in order to protect the environment and, on the ...