... publicados en revistas ( 12223 ) HEUVELROP , J. Ecological fundamentals of agroforestry systems in the humid tropics . ... J. y CHANG , B. Agro - forestry for improvements of deforested mountain lands in Costa Rica ; a pilot study .

Ecological modelling of agroforestry systems . Agrofrestry Abstracts 6 : 207-247 . ... In : Agroforestry : principles and practices . ... Rooting depth in cropping systems in the humid tropics in elation to nutrient use efficiency .

Whatever be the definition , it is generally accepted now that the term refers to landuse systems in which woody ... Elements of agroforestry principles can be found in many dominant landuse systems of the tropics such as shifting ...

Others felt that ICRAF ( International Council for Research in Agro - Forestry ) received to much emphasis , while ... set up a economic model of a small farm Brief lectures on : the basics of tropical forestry : the basics of tropical ...

CATIE - IPM / AF interacted with grassroots groups , NGOs , public institutions , research centers and universities in various parts of the Pacific region of Nicaragua , to promote IPM and agroforestry systems .

... to the American humid tropics , to perennial crops and integrated systems of agricultural production , especially those of the multi - strata type that make up agroforestry systems . These principles have received a special approach ...

2.6 Political interest Sustainable agriculture , ecological marketing , organic production , reduced pollution , prevention of environmental degradation , and agricultural systems integrating crop , livestock and forestry production are ...

Integrating soil conservation into into farming systems in the Commonwealth Caribbean . ... Integrating nature , man , forestry and Agriculture : A conceptual framework for agroforestry in the Humid Tropics .

There are dangers both in disregarding the principles of traditional systems and in assuming that , because they are ... B. T. Kang , " Cropping Systems and Soil Fertility Management in the Humid and Sub - Humid Tropics with Special ...

There are dangers both in disregarding the principles of traditional systems and in assuming that , because they are ... B. T. Kang , " Cropping Systems and Soil Fertility Management in the Humid and Sub - Humid Tropics with Special ...