Results 91 to 100 of about 22,481,496 (256)

Pest Risk Analysis For Leucaspis Japonica

open access: yes, 2015
Lopholeucaspis japonica is listed as Leucaspis japonica in EPPO list as pest recommended for regulation as quarantine pest. It attacks 59 tree species and this list is probably not complete. For Slovakia the most important hosts are apple trees, cherries, pears, maples, hornbeams, lindens or birches, but also other species useful in agriculture ...
openaire   +1 more source

ICROFS news 1/2010 - newsletter from ICROFS [PDF]

open access: yes, 2010
Contents: - CORE Organic II kick-off meeting - Organic Agriculture: New journal calls for papers - PhD defense on meta-analysis of variety mixtures - Strip cropping system for sustainable food/energy production - OA systems benefit ...
Rebsdorf, S.O., Søndergaard, L.S.
core  

Pest Risk Analysis For Nematus Lipovskyi

open access: yes, 2014
CZ; cs; efsa.focalpoint@mze ...
openaire   +1 more source

ADDITIVE VERSUS PROPORTIONAL PEST DAMAGE FUNCTIONS: WHY ECOLOGY MATTERS [PDF]

open access: yes
Economic analyses of pests typically assume damage is either additively separable from pest free yield or proportional to it. This paper describes the ecological assumptions required for additive and proportional damage functions to demonstrate that both
Mitchell, Paul D.
core   +1 more source

Dynamics of a Stage Structure Pest Control Model with Impulsive Effects at Different Fixed Time

open access: yesDiscrete Dynamics in Nature and Society, 2009
Many existing pest control models, which control pests by releasing natural enemies, neglect the effect that natural enemies may get killed. From this point of view, we formulate a pest control model with stage structure for the pest with constant ...
Bing Liu, Ying Duan, Yinghui Gao
doaj   +1 more source

ECONOMIC ANALYSIS OF COTTON INTEGRATED PEST MANAGEMENT STRATEGIES [PDF]

open access: yes
Crop Production/Industries,
Liapis, Peter S., Moffitt, L. Joe
core   +1 more source

Analysis of Early Leave Pest Detection [PDF]

open access: yes, 2016
Agriculture plays crucial role in Indian economy. To increase the productivity and cultivation, farmers were using chemical pesticides. Nowadays pesticide, become more hazardous and it not only kills the pest in plants, but also affect the health of ...
, P.Brinda, Dr.M.Pushparani
core   +2 more sources

Selective vs. Broad-Spectrum Pesticides: When Do Private Decisions Differ from Socially Optimal Decisions? [PDF]

open access: yes
This paper examines the spatial externalities of conventional and organic pest control methods to determine if, and how, the two types affect each other. These interactions make the problem more complicated than the usual analysis of a single externality.
Goodhue, Rachael E., Grogan, Kelly A.
core   +1 more source

FACTORS INFLUENCING WEST TENNESSEE FARMERS' WILLINGNESS TO PAY FOR A BOLL WEEVIL ERADICATION PROGRAM [PDF]

open access: yes
Data from a survey were used to evaluate Tennessee farmers' willingness to pay for the boll weevil eradication program. Producer experience, boll weevil control costs, and attitudes about boll weevil damage and insecticide usage after the program were ...
Collins, Rebecca L.   +3 more
core   +1 more source

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