13 - Phylloxera and rootstocks Flashcards
What are the principles behind organic viticulture?
Organic viticulture principles include avoiding synthetic chemicals, promoting biodiversity, maintaining soil health, and using natural pest and disease control methods.
What are the key differences between organic and conventional viticulture?
Organic viticulture avoids synthetic chemicals and promotes natural methods, while conventional viticulture may use synthetic pesticides, herbicides, and fertilizers.
How does organic viticulture benefit the environment?
Organic viticulture benefits the environment by reducing chemical runoff, promoting biodiversity, improving soil health, and reducing greenhouse gas emissions.
What are some common practices in organic viticulture for pest control?
Common practices in organic viticulture for pest control include using natural predators, insect traps, and botanical insecticides, as well as promoting habitat for beneficial insects.
How is soil fertility maintained in organic vineyards?
Soil fertility in organic vineyards is maintained through composting, cover cropping, green manures, and the application of organic fertilizers.
What is the role of biodiversity in organic viticulture?
Biodiversity in organic viticulture helps create a balanced ecosystem, reduces pest and disease pressures, and improves overall vineyard resilience.
What certification processes must a vineyard undergo to be recognized as organic?
To be recognized as organic, a vineyard must undergo a certification process that includes soil and water testing, adherence to organic practices, and regular inspections by a certifying body.
What challenges do organic vineyards face compared to conventional vineyards?
Organic vineyards face challenges such as higher costs, greater labor requirements, limited pest and disease control options, and potential yield reductions.
How can cover crops benefit organic vineyards?
Cover crops benefit organic vineyards by improving soil structure, enhancing nutrient availability, suppressing weeds, and providing habitat for beneficial organisms.
What is the significance of crop rotation in organic viticulture?
Crop rotation in organic viticulture helps manage soil fertility, reduce pest and disease buildup, and improve soil health by diversifying plant species and root structures.
