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Above-ground tree biomass in Zambian miombo woodland was determined by the harvest method. After clear-cutting and measuring 271 tress in 5 sample plots, each 400 m2, multiple regression analyses gave a set of equations relating above-ground fresh biomass, as the dependent variable, to tree...
The consumption of the pine needles and the stripping of bark by sheep grazing annual pastures in three open stands of P. radiata and one of P. pinaster were measured. The P. radiata were four years old and the densities were 250, 500 and 750 trees ha-1. The P. pinaster included two, three and...
Most reports on indigenous agroforestry systems of the Amazon region have described patterns employed by tribal groups almost exclusively for their own subsistence. This article discusses a market-oriented cyclic agroforestry system practiced by non-tribal ‘Mestizo’ farmers in Tamshiyacu, Peru....
A survey on interculture research in Sri Lanka is outlined with details of species composition, spatial arrangement and justification for growing the crops as mixtures. The systems include interculture in tea, rubber and coconut plantations, spice gardens and alley cropping between leguminous...
In 1977 a silvopastoral system was started in a 8.5 há farm with the typical soil characteristics of the coastal ranges of Southern Chile, planted with Radiata pine (Pinus radiata D.Don) 2/0, with a 2.5 × 7 m spacing. The sheep management system began in June 1979.
The characteristics of a fallow farming system in the Sudan zone of Mali are outlined. Sorghum and bulrush millet are the staple crops (70% of the cultivated area); groundnuts are the cash-crop (25% of the cultivated area). On average 7 trees are kept per ha (crown cover 7%), of which 60% are...
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