Results 151 to 160 of about 88,290 (330)

A comprehensive review on the sources, environmental behavior, and degradation of alkylphenol ethoxylates and their metabolites in surface water and soils

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Alkylphenol ethoxylates (APEOs) and their metabolites, widely used in agricultural, industrial, and household products, are known endocrine disruptors. Since the 1980s, many countries have implemented restrictions on their production and use, necessitating an evaluation of these regulations by reviewing their source and environmental behavior ...
Huan Chen, Yu‐Hua Zheng
wiley   +1 more source

Transgenic Crops [PDF]

open access: yes, 2006
Transgenic Crops describes the basics of genetic modification for agricultural purposes and a brief history of the technology and the governing policies surrounding it.
Jeff Schahczenski, Katherine Adam
core  

Crop performance and profitability for the initial transition years of a regenerative cropping system in the Upper Midwest United States

open access: yesJournal of Environmental Quality, EarlyView.
Abstract The transition from conventional to more regenerative cropping systems can be economically risky due to variable transition period yields and unforeseen costs. We compared yields and economic returns for the first 3 years of the transition from a business as usual (BAU) conventional corn (Zea mays)–soybean (Glycine max) rotation to an ...
Ashim Datta   +7 more
wiley   +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  

Sensitivity of redox conditions to irrigation practice and organic matter decomposition in a rotational flooded rice (Oryza sativa) cropping system

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Agricultural practices in the Everglades Agricultural Area (EAA) of South Florida have focused on managing accelerated organic matter (OM) decomposition in Histosols, which leads to soil subsidence. Rotating flooded rice (Oryza sativa L., variety Diamond) during the summer fallow period of sugarcane (Saccharum officinarum L.) has been proposed
Xue Bai   +7 more
wiley   +1 more source

A simple guide to water quality management in fish ponds [PDF]

open access: yes, 1990
(37 page ...
Adeniji, H.A., Ovie, S.I.
core  

A Simple and Scalable Synthesis of N‐Nitroso Salbutamol Impurities A, D, and F

open access: yesJournal of Heterocyclic Chemistry, EarlyView.
ABSTRACT To ensure strict quality control standards, improve yields, and meet regulatory requirements, the synthesis of N‐nitroso impurities of salbutamol is essential. These studies help in understanding, monitoring, and mitigating the risks associated with the presence of potentially harmful nitrosamine impurities in pharmaceuticals.
Kottolla Sai Prasad   +2 more
wiley   +1 more source

Selectivity of Metsulfuron Methyl to Six Common Littoral Species in Florida [PDF]

open access: yes, 2004
Many Central Florida lakes, particularly those in the Kissimmee River watershed, are maintained 0.5 to 1.0 m lower than historic (pre-1960) levels during the summer hurricane season for flood control purposes.
Chiconela, Tomas   +2 more
core  

Agricultural Mulching and Fungicides—Impacts on Structure and Function of the Soil Microbial Community

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Plastic mulching and fungicides are frequently applied agricultural practices in strawberry cultivation, which may have an impact on the structure and function of the soil microbiome. Aim To understand their combined effects on soil quality, this study investigated the impact of the fungicides fenhexamid, cyprodinil, and fludioxonil
Maximilian Meyer   +4 more
wiley   +1 more source

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