Buscar
Mostrando ítems 1-10 de 16
Book
Maladies et ravageurs du ble: guide d'identification au champ
(CIMMYT, 1987)
Depourvus de chlorophylle, ce en quoi ils different des autres plantes, les champignons n'ont done pas de capacite de photosyntese. Au lieu d'elaborer leur propre nourriture, ils absorbent des elements nutritifs qu'ils ...
Book
Maladies communes des céréales à paille : guide d'identification
(CIMMYT, 1983)
Ce guide est destine aux selectonneurs (cereales), aux agronomes et aux jeunes scientifiques en recyclage auxquels on demande d'identifier des maladies, d'enregistrer les resultats d'essais, de selectonner des plantes ...
Handbook
Controle des semences de mais et de ble: guide de laboratoire
(CIMMYT, 1997)
Les micro-organismes associés aux semences sont soit transmis par lasemence outransportés par elle. Ilssurvivent sous forme despores oudestructures desurvie, dans lasemence etsurelle. Les semences infectées par les champignons ...
Book
Benh hai cay bap: sach huong dan xac dinh benh ngoai dong
(CIMMYT, 1984)
Handbook
Common diseases of small grain cereals: a guide to identification
(CIMMYT, 1983)
The main purpose of this guidebook is to assist in the identification of diseases and of pathogens causing diseases in cereal crops. It is not intended as an authoritative text on diseases, nor does it provide any new ...
Research Report
Identification and characterization of resistance to the Russian wheat aphid in small-grain cereals: investigations at CIMMYT, 1990-92
(CIMMYT, 1994)
It is only recently that the Russian wheat aphid [Diuraphis noxia (Mordvilko)] has become a serious pest of wheat (Triticum aestivum L.) and barley (Hordeum vulgare L.) outside its primary range of the mountains of ...
Book
Practical guide to the identification of selected diseases of wheat and Barley
(CIMMYT, 2006)
Selecting disease resistant germplasm is an essential component of breeding programs–in this case, wheat and barley programs. To achieve its objectives, the CIMMYT wheat program sistematically and consistently causes ...
Book
The planning stage of on-farm research: identifying factors for experimentation
(CIAT; CIMMYT, 1989)
On-farm research is a problem-oriented approach to agricultural research that begins by diagnosing the conditions, practices, and problems of particular groups of farmers. Once the problems are identified, a research program ...
Handbook
Enfermedades del maiz: una guía para su identificación en el campo
(CIMMYT, 1984)
Este folleto se preparo a manera de guia rapida para la identificacion de enfermedades del maiz en el campo. El proposito es que sirva a productores y tecnicos agricolas. El texto describe brevemente algunas de las principales ...
Brochure
Moléstias do milho: guia para sua identificacão no campo
(CIMMYT, 1978)
Este folheto foi preparado na forma de guia para permitir a rapida identificacao das molestias do mil ho no campo. Tern o propósito de ser útil a produtores e técnicos agrícolas. O texto descreve de modo sucinto algumas ...