Comparative efficacy of some bioagents, plant oil and plant aqueous extracts in controlling Meloidogyne incognita on growth and yield of grapevines

The chosen vines were 10-year-old grown in a sandy soil in a private vineyard located in Alexandria-Cairo road, spaced at 1.75 · 2.75 m and irrigated by drip irrigation system where the cane was pruned and trellised by the Y shape system.