Descubre y comparte nuestro conocimiento público

Se han encontrado 26 recursos

Resultados de búsqueda

The parasitoid Gyranusoidea tebygi Noyes was released in West Africa against the mango mealybug, Rastrococcus invadens Williams, a pest that invaded Africa in the early 1980s. The ability of G. tebygi to control the mango mealybug was assessed in mango trees using paired sleeve cages. In sleeve c...


Boavida, C.Neuenschwander, P.Herren, H.[Experimental assessment of the impact of the introduced parasitoid Gyranusoidea tebygi Noyes on the mango mealbug Rastrococcus invadens Williams, by physical exclusion]Experimental assessment of the impact of the introduced parasitoid Gyranusoidea tebygi Noyes on the mango mealbug Rastrococcus invadens Williams, by physical exclusion
Francesconi, WendySrinivasan, RaghavanPérez Miñana, ElenaWillcock, Simon P.Quintero, Marcela[Using the soil and water assessment tool (SWAT) to model ecosystem services: a systematic review]Using the soil and water assessment tool (SWAT) to model ecosystem services: a systematic review

Provides a brief history of the developmet of IDEAS (the ILCA Data entry and Analysis system) and presents findings from a questionnaire recently used to users to assess the uptake of IDEAS in African Production systems during the first years of its release.


Wissocq, N.M.Durkin, J.W.Trail, J.C.M.Gettinby, G.Bell, R.J.Berhane, H.Light, D.E.[Uptake of a microcomputer database package to assist livestock management decisions in Africa]Uptake of a microcomputer database package to assist livestock management decisions in Africa

Describes the system of performance testing operating in Botswana & its value for the genetic improvement of beef cattle, examining dif. aspects of data collection, handling, analysis & use within a computerized system, & recording traits such as reproductive performance, growth, viability & moth...


Trail, J.C.M.Rennie, T.W.[Botswana: Performance testing of beef cattle]Botswana: Performance testing of beef cattle

Provides a financial analysis of East Coast fever control strategies on beef production under farm conditions. Assesses the effects of immunisation by the infection and treatment method, under different acricidal treatments, on the productivity of beef cattle in Kenya.


Mukhebi, A.W.Wathanga, J.Perry, Brian D.Irvin, A.D.Morzaria, S.P.[Financial analysis of East Coast fever control strategies on beef production under farm conditions]Financial analysis of East Coast fever control strategies on beef production under farm conditions
Autor: Eshete, A.

Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.


Eshete, A.[A new sighting device for aerial survey]A new sighting device for aerial survey
Autor: Eshete, A.

Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.


Eshete, A.[Un outil novateur pour les recensements aeriens]Un outil novateur pour les recensements aeriens

This paper extends the methodology of Elbers, C., Lanjouw, J. O., & Lanjouw, P. (2003). Micro level estimation of poverty and inequality. Econometrica 71(1), 355-364 and presents a low cost approach to arriving at small area welfare estimates for non-census years. The approach requires panel data...


Emwanu, T.Hoogeveen, J.G.Okwi, P.O.[Updating poverty maps with panel data]Updating poverty maps with panel data

This highlight compares data on wells and tube wells, diesel and electric pumps from four sources, namely, Minor Irrigation Census (MIC), Agricultural Census (Ag), Input Survey (InS) and statistics from State Electricity Boards (SEBs) and/ or the State Statistical Bureaus for four time periods re...


Rawat, S.Mukherji, Aditi[Poor state of irrigation statistics in India: the case of wells and tube wells.]Poor state of irrigation statistics in India: the case of wells and tube wells.

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso