Agri-silviculture (the Taungya System)Department of Forestry, University of Ibadan, 1968 - 109 pàgines The background. Definition. Terminology. History. Biological considerations. Time and sequence of planting. Forest species. Espacement. Agricultural crops (general). Bananas and plantations. Cassava. Maize. Rice. Suga cane. Tobacco. Yams. Influence of trees on the agricultural crop. Permanent crops. Soils. Socio-economic conditions. The law and the system. Prospects. |
Frases i termes més freqüents
acre Africa agri agricultural crops agricultural species agriculturists allowed appears areas Assam bananas Blanford British Honduras cassava cent clear-fell cocoa costs crop is planted Dahomey Department of Forestry developing countries distance established excluded factors farm farmers fertility food crops forest crops Forest Department forest estate forest land forest plantations forest reserves forest settlements forest species forest trees forest villages forestry Gambia Ghana growing harvested hectare height growth high forest incentives Ivory Coast Kenya Kerala labour land-hunger land-use limba maize ment natural villages nutrient period permanent crops permitted plantains plantations population production Puerto Rico reduced regeneration returns which accrue rice rotation rural savanna seedlings Senegal shade shifting cultivation shortage silviculture social socio-economic soil spacing stumps sugar-cane system of agri-silviculture Tanzania taungya system teak tending tenure Terminalia Terminalia ivorensis timber tion tree crop tree species Trinidad Uganda under-employment University of Ibadan Western Nigeria wide espacement yams yields