Results 91 to 100 of about 14,673 (204)

Yield structure of spring barley varieties Acha, Biom and Olenek in the Republic of Tuva

open access: yesЗерновое хозяйство России
The purpose of the current work was to study the influence of key yield structure elements of the spring barley varieties on their productivity in the Republic of Tuva.
R. R. Lamazhap, E. E. Kuzmina
doaj   +1 more source

Efecto tóxico del DDT, clordano y agua de la presa Ignacio Ramírez (México), sobre Daphnia magna (Crustacea: Daphnidae)

open access: yesRevista de Biología Tropical, 1999
Actualmente en México son empleados los plaguicidas diclorodifeniltricloroetano (DDT) y clordano (CLO) para combatir la malaria y termitas. De 1990 a 1996 un total de 27 ton de DDT y 508 de CLO, en forma de productos técnicos, fueron importados.
Laura Martínez-Tabche   +3 more
doaj  

Development and Performance Evaluation of a Three Rollers Acha (Digitaria exilis) Dehusking Machine

open access: yesArid Zone Journal of Engineering, Technology and Environment, 2018
In this study, a three rollers Acha-dehusking machine was designed, constructed and tested. The machine has the following units - feeding, processing and separating unit.
R. M. Idris   +2 more
doaj  

Informe técnico. Establecimiento El Penacho

open access: yes
En el extremo sur del Caldenal pampeano, la producción ganadera ha estado y está basada en el aprovechamiento del pastizal. No obstante, el sobrepastoreo histórico ha afectado de manera negativa la estructura y el funcionamiento del pastizal ...
Leonhardt, Diego Armando   +3 more
core   +1 more source

Imago Mundi (1953-1956) en una coyuntura historiográfico-política

open access: yesPrismas, 1999
Imago Mundi (1953-1956) en una coyuntura historiográfica-política, José ...
José Omar Acha
doaj  

Mt. Acha's Mammals

open access: yesKorean Journal of Nature Conservation, 2006
Byung-Jin CH이   +3 more
openaire   +1 more source

Herpetofauna of the Mt. Acha, Seoul

open access: yesKorean Journal of Nature Conservation, 2006
Kyu-Hoi CHUNG, Jae-Young SONG
openaire   +1 more source

Flora and Distribution of Mt. Acha

open access: yesKorean Journal of Nature Conservation, 2006
Moon-Pyo HONG, Bo-Ram Hong, Ho-Joon Lee
openaire   +1 more source

Paul Nkemngu Acha-Anyi

open access: yes
Paul Nkemngu Acha-Anyi ...

core  

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