Iapar presentation day 3 conservation agriculture virtual field workshop in brazil

IAPAR, No-till and Conservation Agriculture Rafael Fuentes [email_address]

Surface under NT 2008 Australia 17,0 Other countries 5,0 Brazil 25,5 Paraguay 2,4 Argentina 25,8 116,9 millions ha Source: Derpsch & Friedrich, 2010 ( millions ha 2007/08 ) Canada 13,5 USA 26,5 China 1,3

PRINCIPLES
NO TILLAGE AND MINIMUM SOIL DISTURBANCE
2. PERMANENT SOIL COVER
3. CROP ROTATION

200,000 km2 2.3% of country area 25% of grains production

RAINFALL BALANCE IN LONDRINA (PR)

Oats Coffee Barley Triticale Rye Soybean Beans Cotton Maize Peanuts Rice Wheat Sugar cane Onion Tobacco Cassava Tomato Potato Garlic

WINTER SOYBEAN MAIZE WINTER MAIZE OATS+RADISH+PEA BLACK OATS WHEAT BLACK OATS SUMMER

TOBACCO BEANS CORN CASSAVA

SURFACE UNDER NO-TILL IN BRAZIL Denardin et al., 2008 Research Institutions and Universities

IAPAR First Period: 1972-1982
Soil Conservation Program with 25 researchers
Agreement IAPAR/ICI and ABC cooperatives doing first research comparing No-till versus Conventional Till on diverse crop rotations (1975)
IAPAR/GTZ scientific cooperation generating basic and adaptive knowledge on diverse areas (1977)
First book on No-till published in Brazil (1981)
Breeding programs focused on genetic resistance and tolerance to pests and diseases

IAPAR Second Period: 1983-1993
Cover crops and crop rotations
Research projects on multiple aspects of No-till
Small farmers inclusion (PRORURAL 1983/1987)
First animal traction No-till seeder “Gralha Azul” created by IAPAR (1987)
Farming Systems Program and adaptive No-till for small farmers (1987/1993)
PARANARURAL Program and microwatershed approach (1987/1993)

IAPAR Third Period: 1994-2010
Validation and system improvement
Dynamic evaluation of seeders
Integrated weed control
Consolidation of small farmers systems
Crop rotations and cover crops
Crop & livestock integration
Perennial crops and agro-forestry
IAPAR/ITAIPU Project and Quality No-till
FAO Projects in Africa, Central Asia, Latin America and Caribbean countries
Organic No-till Systems

Consolidation of systems for small farmers FEBRAPDP project 33 seeders

Denardin, 2008

♣ ON PERENNIAL CROPS

Sweet pepper Cassava Onions Cucumber Tomato Squash ♣ VEGETABLES

SOIL AGGREGATION Castro Filho et al, 1998

Active zone of aggregation Active zone of decomposition 0 - 5 cm New structure

Before and after Photos : Rolph Derpsch

Thank you ! [email_address]

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Iapar presentation day 3 conservation agriculture virtual field workshop in brazil

by IFAD International Fund for Agricultural Development

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