Titre :	Agronomic-economic research on soils of the tropics : annual report for 1976-1977
Type de document :	texte imprimé
Mention d'édition :	En
Editeur :	Caroline(US)Washington(US) : En
Année de publication :	1978
ISBN/ISSN/EAN :	CI-04191
Note générale :	The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.
Mots-clés :	Pédologie  Forêt dense  Sol  Classification des SOL  Analyse économique  Agronomie  Fertilité du sol  Production agricole  Blé
Index. décimale :	330 Economie
Résumé :	The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.
Note de contenu :	The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.

Agronomic-economic research on soils of the tropics : annual report for 1976-1977 [texte imprimé]  . -  En . - Caroline(US)Washington(US) : En, 1978.
ISSN : CI-04191
The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.

Mots-clés :	Pédologie  Forêt dense  Sol  Classification des SOL  Analyse économique  Agronomie  Fertilité du sol  Production agricole  Blé
Index. décimale :	330 Economie
Résumé :	The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.
Note de contenu :	The overall objectives of the program that is describe in this report, have been focused into developing economically-sound soil-crop management systems for : 1) acid tropical savannas and 2) acid tropical rainforests. The field research activities, to achiave these objectives, continue to be based in Brasilia, Brazil for the Savannas and in yuri-magua, Perou for the jungle areas. The last free supporting activities are : soil characterization studie/ the soil fertility, and the data used to evaluate the profitability of economic planning and sector analysis.