as bases ecológicas da agrofloresta
TRANSCRIPT
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As bases ecológicas da Agrofloresta
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Inteligência Ecológica
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O funcionamento dos ecossistemas
biodiversidademulti camadas
sucessão
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Agricultura orgânica
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Produção de Alimentos
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floresta
agricultura
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Cada ambiente é um contexto no tempo
• O clima geral; altitude, latitude
• A intensidade de luz ao longo do ano
• Os níveis de umidade
• A variação de temperaturas
• A fertilidade do solo > que influência
A intensidade da vegetação > que influência
a quantidade e tipos de animais
Os quais aceleram a fertilidade e a evolução geral.
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Plantas Colonizadoras:
Intensa atração de insetos pequenos…abelhas natívas, borboletas, besouros, vespas…………seu esterco alimenta fungos e micro-organismos.
Raízes pivotantes..resgate de nutrientes…ajudam a fazer o solo; seguram o solo.
Proteção do solo contra o sol e a erosão…
a manutenção da umidade e estabilidade nutricional.
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Tipos de plantas• …Fungos
• …Capins
• Ervas ….pequenas, médias, grandes
• ….Bulbos e raízes
• ….Rasteiras
• Arbustos…pequenos, médidas, grandes
• Árvores…pequenas, médias, grandes
• Palmeiras
• Cipós
• Epífitas como Bromélias, orquídeas
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Grupos ecológicos
Plantas colononizadores…ervas e capins
Pioneiras..
Secundárias..
Climax…
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ÁrvoresPioneiras.. Vida ate 15 a 20 anos
Sementes leves que vem com o vento
Floração intensa.. mais insetos; mais esterco
Queda intensa de folhas..melhora na quantidade de matéria orgânica.
Produção de madeira / lignina…formação de humus > adubação longo prazo.
Esconderigios para pássaros e aranhas e pequenos animais.
Controle dos ventos, as sombras e a umidade.
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Árvores Secundárias..vida 25 a 30 anos Aumento da fauna na floresta
Estabilidade do clima local..ventos, evaporação
Formação de sombra mais densa..umidade
Formação de humus estável..cogumelos
Floradas variadas ao longo do ano..esterco
Frutíferas…atração de animais..dispersão de sementes e esterco..fungos diferentes.
Formação da serrapilheira..umidade
Aprofundamento do solo.
Controle dos ventos.
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Árvores Climax… vida……300 anos
Maior estabilidae no clima..ventos, umidade
Mais frutas, nozes, madeiras duras
Aumento nos nichos para epífitas.. Bromélias, orquídeas, musgos, samambaias > complexos orgânicos para o solo
Mais animais e pássaros abrigados..esterco, dispersão de sementes, cadeia alimentar
Aprofundamento do solo
Aumento na produção de chuva local e enviada.
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A floresta é um conjunto onde recursos são compartilhados.
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FormatoseAquitecturadas árvores
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Micéliode fungo
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Companheiras*acumuladores de
nutrientes*raízes pivotantes*fornecem matéria
orgânica*repelem insetos
*fumegam o ambiente
*acumulam nitrogênio da
atmosfera*atrai insetos e
pássaros benéficos
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*alimentadoras de animais silvestres
*quebram os ventos*são auto-
semeadoras*são perenes
*são naturalmente resilientes
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Agrofloresta com 3 meses
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Plantas anuaise perenes
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Nucleo de Bananeiras
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Vala de infiltração e fonte de fertilidade
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Cada pessoa precisa procurar a natureza por si mesmo.
“Agricultura natural nao e apenas para cultivar plantas, mas o cultivo e a perfeicao dos seres humanas”
Masanobu Fukuoka
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Plantiosem baixode árvoresexistentes