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SEED TECHNOLOGYIN

BOTTLE GOURD

By USMA

Assistan

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BOTTLE GOURD

Lagenaria sicerarea

Family Cucurbitaceae

2n = 22

Origin: India

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MEDICINAL BENEFITS

Fruit is rich in

Protein

Thiamin

Riboflavin

Vitamin C

Anti constipation

Cure cough

Cure Jaundice

Cure light blindness

Poisons Antidote

Faisalabad

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DIVERSITY

PEAR SHAPE LOKI R

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Short days and humid climate favors femaleness

CLIMATE

Warm season crop

Sensitive to frost and cold

Withstand 10-40oC

Sensitive to day length

18oC requires for seed germination

20-30oC for growth & development

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SOILAll types of soil with high amount of OM

Sandy to sandy loam is best

pH 5.7-6.7 (Slight acidic)

TIME OFSOWINGIn plain areas

Summer: Feb Mar

Kharif: Jun - Jul

Hilly areas: Mar - Jun

SEED RATE2 kg for one acre SEEDSOWINGBed size: 4 m 10 m

Both sides of bed

P-P: 50-60 cm

Seed soak in water over nig

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MANURINGFYM @ 15-20 t/ha 20 days before sowing

100:50:50 NPK Kg/Ha

IRRIGATIONMoisture stress during flowering reduce

fruit and seed yieldOver irrigation results fruit drop

As needed during rainy season

Summer Crop: 3-5 days

WEEDCONTROCultural practices

Chemical control

THINNIN2-3 true leaf stage

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ROGUEING

Rogueing can be done at 3 stagesEarly vegetative stage: Specific varietal characteristics

Before first flower open: Sepals, Petals, Color, Shape

After fruit setting: fruit shape and color

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HARVESTING

It takes 60-100 days after seed sowing

Mall formed fruits should be removed

Harvested at full maturity

Depends

Fruit attain maximum size

Fruit get dry

Peduncle become straw color

Rind become hard

Vines start drying

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SEED EXTRACTION

Wet seeds: Cucumber, Melons, Bitter Gourd

Dry seeds: Bottle Gourd

Place seed at cool dry place for 3-4 weeks

Seeds get separated from flesh naturally

While shaking sound of seeds inside can easily heard. Cut of the bottom and shake the seeds out.

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SEED YIELD

Average seed production ranges from 500-1000 kg/ha depending upon

Temperature 20-30 0C

Humidity > 80%

Pollinator

Cultivar

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SEED DRYING

Sun drying

Seed drier or dehydrator

SEED STORAGEMoisture should be 7 percent.

Cool and well ventilated room.

Rodenticides

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PLASTIC BAGS VS GUNNYBAGS

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INSECTS

Red Pumpkin Beetle:

Attack during cotyledon leaf stage

Fruit Fly:

Lay eggs at developing ovaries

Aphid

Suck leaf sap

Mites

Found under surface of leaf

DISEASES

Powdery Mildew

White fluffy powder

Downy Mildew:

Yellow angular spots

Mosaics

Soil borne, young cotyleaves start dropping