Bitter Gourd and Cucumber
Bitter Gourd and Cucumber Materials from AVRDC.
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| Production | Pest management | Harvest and postharvest |
|---|---|---|
Producing Bitter Gourd and Cucumber
- Grow Bitter Gourd (308.7 KiB)
- Know Your Indigenous Vegetables (IVs): Bitter Gourd (911.1 KiB)
- Suggested Cultural Practices for Bitter Gourd (237.4 KiB)
- Grow Cucumber (775.5 KiB)
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Vegetable production under cover from AVRDC - The World Vegetable Center
Pest Management
- General symptoms: Sucking pests cause wilting, stunting, curling or distortion of new growth, spots or stippling of the leaf surface, or a sticky substance or black fungal growth on the upper leaf surface. Chewing pests cause holes in leaves, silvering of leaf tissue, complete removal of leaf tissues and burrowing in or around plant stems, branches or trunks.
Insects commonly affecting Bitter Gourd and Cucumber
- Root-Knot Nematode (280.2 KiB)
Typical Symptoms
- Galled Roots
Viruses
- General symptoms: Viruses often cause leaf distortion, stunting and linear color contrasts - e.g., green and yellow striping. Insects often spread the virus.
Virus Diseases
- Summary of Viral Diseases on Cucurbits (202.8 KiB)
Typical Symptoms
- Mottled Leaves
- Leaf Distortion
Bacteria
- General symptoms: Bacteria often causes watersoaking, wilts leaf and fruit spotting and rotting.
Note: If you place a diseased sample in a glass of clear water, you can often see the bacterial "exudate" leaking from the plant)
Bacteria Diseases
- Angular Leaf Spot (181.9 KiB)
- Bacterial Wilt (247.8 KiB)
- Alternaria Leaf Spot (178.4 KiB)
- Gummy Stem Blight (260.9 KiB)
- Powdery Mildew (189.0 KiB)
Typical Symptoms
- Fruit and Leaf Spotting
- Bacterial Exudate
- Water Soaked
Fungus (causes about 85% of plant diseases)
- General symptoms: Fungi often cause molds, mildews, wilts and leaf spotting. With close observation you can actually see signs of fungal in lesions.
Fungus Disease
- Alternaria Leaf Spot (178.4 KiB)
- Anthracnose (191.2 KiB)
- Belly Rot (115.8 KiB)
- Choanephora Rot (141.9 KiB)
- Corynespora Leaf Spot (224.5 KiB)
- Cottony Mildew (121.7 KiB)
- Downy Mildew (220.5 KiB)
- Fusarium Wilt (225.6 KiB)
- Powdery Mildew (189.0 KiB)
Typical Symptoms
- Fruit spotting
- Leaf spotting
- Fungus observed
Other factors causing disease-like symptom
- General symptoms: Other factors can cause spots and rots on fruit (Sunscald and Blossom end rot) and fruit deformities
Belly Rot (115.8 KiB) - Fruit Spotting
Seed Production and Post Harvest
- Saving Seed of the Cucurbit Family (186.0 KiB)
- Bitter Gourd Recipes and Use (150.0 KiB)