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Bacterial fruit blotch (BFB) affects cucurbit plants around the world and can be a serious threat to farmers because it spreads through contaminated seed. BFB is the result of an infection by Gram-negative Acidovorax citrulli bacteria, which has only been recently studied in detail. [1]
Gummy stem blight reduces yields of edible cucurbits by devastating the vines and leaves and rotting the fruits. [3] There are various methods to control gummy stem blight, including use of treated seed, crop rotation , using preventative fungicides, eradication of diseased material, and deep plowing previous debris.
Development period from egg to adult ranges from 12 to 28 days. The female may lay as many as 1,000 eggs. Eggs are generally laid in young fruit 2-4mm deep, but are also laid in the succulent stems of host plants. The eggs are deposited in cavities created by the female using its sharp ovipositor. [2] Pupation usually occurs in the soil. There ...
Didymella bryoniae survives on deceased vines, crop debris and on seeds in between seasons and D. bryoniae can survive for 5 months on the soil surface in winter. [2] [4] The fungus develops best under moist conditions, and cotyledons and young watermelon/melon leaves are especially susceptible to the fungus. [2]
How to avoid an injury: Prevention begins with placing the watermelon on a cutting board to reduce the risk of slippage. All three physicians suggest using a long serrated knife to carve the large ...
Watermelon mosaic virus (WMV) also known as Marrow mosaic virus (Raychaudhuri and Varma, 1975; Varma, 1988), Melon mosaic virus (Iwaki et al., 1984; Komuro, 1962), and until recently Watermelon mosaic virus type 2 (WMV-2), [1] is a plant pathogenic virus [2] that causes viral infection (sometimes referred to as watermelon Mosaic disease) in many different plants.
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Watermelon is a summer staple, but choosing a perfectly ripe one takes skill. ... Use the chart above, look for the field spot, and check that the green tendrils and main vine have turned brown ...