Results 81 to 90 of about 42,413 (340)

Growth and Performance of Baby Spinach (Spinacia oleracea L.) Grown under Different Organic Fertilizers

open access: yesInternational Journal of Agronomy, 2020
Spinacia oleracea L. (baby spinach) is a relatively new leaf vegetable crop in Zimbabwe, so the agronomic performance is unknown. A 3-year field experiment was done at the Seke Teachers College research farm, Zimbabwe. The research evaluated the response
C. Parwada   +3 more
doaj   +1 more source

The effect of organic farming systems on aspects of the environment - desk study OF0123 [PDF]

open access: yes, 1995
Key Conclusions 1. The crop rotations of organic systems maintain landscape diversity and biodiversity whilst the maintenance of field boundaries on organic units produces benefits to a wide range of organisms. 2. Inorganic nitrogen fertilisation and
Bailey, Steven   +5 more
core  

Key soil health indicators under humid grazing lands

open access: yesGrassland Research, EarlyView.
Soil health can be described using a few key soil health indicators that target a diversity of soil functions. This perspective article highlights how forage management affects these soil health indicators in humid‐zone grazing lands. Abstract Background Soil health describes critical soil functions influenced by land management. Although some key soil
Alan J. Franzluebbers
wiley   +1 more source

Development of strategies to improve quality and safety and reduce cost of production in organic and ‘low input‘ crop production systems [PDF]

open access: yes, 2007
The overall aims of organic and low input crop production include the economically viable and environmentally sound production of high quality food and feed.
Cohen, Y.   +3 more
core  

The gut microbiome promotes the growth performance of black soldier fly larvae by detoxifying uric acid

open access: yesiMetaOmics, EarlyView.
This study demonstrates the detrimental effects of exogenous uric acid (UA) on the growth of black soldier fly (BSF) larvae, highlighting the role of gut microbiota in UA degradation. We isolated UA‐degrading bacterial strains associated with BSF, including Enterococcus faecalis AHAU24.
Xiaowen Ji   +12 more
wiley   +1 more source

Extractability of Potassium from Some Organic Manures in Aqueous Medium and the Effect of pH, Time and Concentration

open access: yesJournal of Applied Sciences and Environmental Management, 2004
The effect of pH, time and concentration on the extractability of potassium from five types of organic manures (cow dung, local chickens, duck and commercial chickens, faeces on bedded and unbedded floor) were studied. Experiments were conducted in water
P A E Ako   +3 more
doaj   +1 more source

REDUCTION OF LEAKAGE FROM ORGANIC MANURE

open access: yesEnvironment. Technology. Resources. Proceedings of the International Scientific and Practical Conference, 2001
Environmental problems of leakage minimisation from solid manure handling in Latvia are discussed. Volume and composition of leakage from solid manure are investigated in storage period. Amount of plant nutrients in effluents are measured 0,099 kg nitrogen, 0,029 kg phosphorus and 0,381 kg potassium per tonne manure in 14-day period of accumulation and
openaire   +4 more sources

Effect of plant biomass and their incorporation depth on organic wheat produc-tion in Kenya [PDF]

open access: yes, 2007
Intensive agricultural technologies introduced in Africa some six decades ago paved the way for extensive land clearing and destruction of organic materials, development of high yielding crop varieties under monoculture and replacement of landraces.
Birech, Rhoda, Freyer, Bernhard
core  

Resistome flow in global landfill systems

open access: yesiMetaOmics, EarlyView.
Global landfill systems represent key hubs of resistome, serving as dynamic reservoirs and amplifiers through plasmid‐driven gene mobility. Waste flows and environmental pathways sustain the transboundary resistome networks, accelerating resistance dissemination across ecosystems.
Wenqing Hong   +12 more
wiley   +1 more source

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