1. Rice :- • Breeding varieties which can effectively photosynthesize even under low light intensity. • Traditional varieties raised in tropics are called “Indicas” (Long in duration). • “Japonicas” are the varieties of temperate zone. • “Javoanicas” are called bulk rice. • In kharif, dry nursery gives higher yields compared …
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Electromagnetic radiation Electromagnetic radiation that passes through the earth’s atmosphere without being absorbed or scattered reaches the earth’s surface to interact in different ways with different materials constituting the surface. There are three ways in which the total incident energy will interact with earth’s surface materials. These are Absorption Transmission, …
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Botanical name: Helianthus annuus Family: Asteraceae (Sunflower family) In Greek “helios” means sun and “anthos” means flower, thus Sunflower. The name is just apt for a plant that turns its flower to face directly into the sun as it passes and also looks like the sun in its yellow rays. Helianthus annuus is …
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Introduction Watermelon belongs to the Cucurbitaceae or gourd family. It is a trailing annual with stems, as long as 400 cm and chayote. The roots are shallow (40-50 cm) and extensive (60-90 cm), with taproot and many lateral roots. Watermelon is a warm season crop and is not chill-resistant. It …
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Introduction The cucumber (Cucumis sativus L.) belongs to the Cucurbitaceae family, one of the more important plant families.The cucumber most likely originated in India(south foot of the Himalayas), or possibly Burma, where the plant is extremely variable both vegetatively and in fruit characters. It has been in cultivation for at …
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muskmelons Scientific name: Cucumis melo L. Common names: Muskmelon or cantaloupe (English), spanspek (Afrikaans) Family name: Cucurbitaceae The many cultivars of muskmelons (Cucumis melo L.) make a delicious addition to a summertime garden. Smooth-skinned cultivars include casabas, crenshaws and honeydew melons. Cultivars with nets on their skin include cantaloupes and …
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