نتایج جستجو برای: feed crops

تعداد نتایج: 104252  

Journal: :New biotechnology 2010
Kym Anderson

Agricultural biotechnologies, and especially transgenic crops, have the potential to boost food security in developing countries by offering higher incomes for farmers and lower priced and better quality food for consumers. That potential is being heavily compromised, however, because the European Union and some other countries have implemented strict regulatory systems to govern their producti...

2008
TOBIN D. NORTHFIELD DEAN R. PAINI JOE E. FUNDERBURK STUART R. REITZ

Frankliniella spp. (Thysanoptera: Thripidae) thrips damage a variety of crops, feed on a broad range of hosts, and often migrate into cropping systems from adjacent vegetation. To determine potential sources of Frankliniella spp. thrips on crops, annual cycles of abundance of Frankliniella occidentalis (Pergande), Frankliniella fusca (Hinds), Frankliniella bispinosa (Morgan), and Frankliniella ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2011
Graham K MacDonald Elena M Bennett Philip A Potter Navin Ramankutty

Increased phosphorus (P) fertilizer use and livestock production has fundamentally altered the global P cycle. We calculated spatially explicit P balances for cropland soils at 0.5° resolution based on the principal agronomic P inputs and outputs associated with production of 123 crops globally for the year 2000. Although agronomic inputs of P fertilizer (14.2 Tg of P·y(-1)) and manure (9.6 Tg ...

2015
Rahul Agarwal Jitendra Narayan

The existence of diverse communities of plant species, including crops is crucial for maintaining the ecological balance between human kind and environment. Their existence also ensures the continuous food supply to human and animals. Therefore, it is critical to use modern biotechnological techniques in breeding scheme to increase the productivity of the economical crops and plants so we can a...

Journal: :Chemosphere 2015
Chris van Dijk Wim van Doorn Bert van Alfen

Since the mid-nineties new waste incineration plants have come into operation in the Netherlands. Burning of waste can result in the emission of potentially toxic compounds. Although the incineration plants must comply with strict conditions concerning emission control, public concern on the possible impact on human health and the environment still exists. Multiple year (2004-2013) biomonitorin...

Journal: :Revista de salud publica 2009
Orlando Acosta Alejandro Chaparro-Giraldo

Soaring global food prices are threatening to push more poor people back below the poverty line; this will probably become aggravated by the serious challenge that increasing population and climate changes are posing for food security. There is growing evidence that human activities involving fossil fuel consumption and land use are contributing to greenhouse gas emissions and consequently chan...

Journal: :jundishapur journal of microbiology 0
nand kumar singh department of biotechnology, motilal nehru national institute of technology, allahabad, india; motilal nehru national institute of technology, allahabad u.p. 211004, india. tel: +91-05322271200, fax: +91-05322271200 dharmendra kumar joshi department of biotechnology, motilal nehru national institute of technology, allahabad, india raj kishor gupta department of biotechnology, motilal nehru national institute of technology, allahabad, india

conclusions the present study suggests that the enzyme obtained from strain b. subtilis can be used as feed supplement in animal diet also for reduction of phosphorus pollution problem in areas of livestock production. materials and methods the present study was conducted in biotechnology laboratory, motilal nehru national institute of technology, allahabad, uttar pradesh, india. to isolate phy...

2016
Betsie le Roux Michael van der Laan Teunis Vahrmeijer John G. Annandale Keith L. Bristow Arjen Y. Hoekstra Ashok K. Chapagain

Water footprint (WF) accounting as proposed by the Water Footprint Network (WFN) can potentially provide important information for water resource management, especially in water scarce countries relying on irrigation to help meet their food requirements. However, calculating accurate WFs of short-season vegetable crops such as carrots, cabbage, beetroot, broccoli and lettuce presented some chal...

2014
Kerrie Farrar David Bryant Naomi Cope-Selby

Plant production systems globally must be optimized to produce stable high yields from limited land under changing and variable climates. Demands for food, animal feed, and feedstocks for bioenergy and biorefining applications, are increasing with population growth, urbanization and affluence. Low-input, sustainable, alternatives to petrochemical-derived fertilizers and pesticides are required ...

Journal: :Poultry science 2001
J A Byrd B M Hargis D J Caldwell R H Bailey K L Herron J L McReynolds R L Brewer R C Anderson K M Bischoff T R Callaway L F Kubena

The crop is a known source of Salmonella and Campylobacter contamination. We evaluated the use of selected organic acids (0.5% acetic, lactic, or formic) in drinking water during a simulated 8-h pretransport feed withdrawal (FW). Salmonella typhimurium was recovered from 53/100 control crops and from 45/100 of crops from acetic acid-treated broilers. However, treatment with lactic acid (31/100)...

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