Sunflower : An Important Oil Crop
Some folk see a Sunflower as a flower. Others see it as a vegetable. It is of course both, a beautiful flower and a great vegetable! Healthy, nutritious and attractive, Sunflowers have it all. That is probably why sunflowers have spread from their native home in North America, and are now grown around the world! Sunflower oil is healthy and natural edible oil known for its light and odorless characters. Rich in Vitamin E sunflower oil is derived from sunflower seed carrying nearly 45-50% oil content. In India, sunflower as an oilseed crop introduced in 1969, prior to which it was used as an ornamental plant . Agriculturists have a vast extent of benefit since sunflower gives least of 20 quintals for every hectare and the cost is simply rupees 2,000 for every quintal which demonstrates exceptionally conservative to the ranchers.
The crop requires a cool climate during germination and seedling growth. Seedlings tolerate frosts moderately well until they reach the four to six leaf stage of development. It requires warm weather from the seedling stage up to flowering stage and warm and sunny days during flowering to maturity. High humidity accompanied with cloudy weather and rainfall at the time of flowering results in poor seed set. The amount of linoleic acid decreases with high temperatures at maturity. Sunflower is a photo-insensitive crop, therefore, it can be grown successfully in any season viz., Kharif, Rabi and spring throughout India. It takes about 80-90 days in Kharif, 105-130 days in Rabi and 100-110 days in spring season. Sunflower, unlike most other crops, is not affected with the season and day length. With the exception of freezing temperatures, the sowing of sunflower can be done in any month of the year . Sunflower can be grown on a wide range of soils and tolerates a moderate pH range and some salinity. It thrives best on deep loam soils with good drainage and irrigation facilities.
Sunflower is one of the important oil crop grown in India. Numerous insect species attack sunflower in India. The crop is highly susceptible to various insects. The pests that attack sunflower are largely polyphagous and attack a variety of crops and wild host plants. Pests can be categorised into seedling pests, leaf pests and pests of sunflower heads. Seed and seedlings are mainly damaged by soil insects, while mainly Lepidoptera larvae and Hemiptera species cause damage to sunflower heads. The most important are the semi-looper and caterpillar .Caterpillars are one such insect that brings positive and negative attributes to this genus of annual and perennial flowers. Butterflies and moths are the adult stage of caterpillars. Their larvae, however, feed on the foliage and tender portions of sunflowers.
India is an agricultural country. About seventy percent of our population depends on agriculture. Sunflower, as we all know, is the most important oil seed crop. As sunflower cultivation is growing, problems are increasing as well. Considering these growing problems of sunflower, India’s leading company HPM is Creating new products to eliminate these problems. HPM’s improved and better agrochemicals have considerably raised sunflower cultivation. To beat these issues comapny’s insecticides like Dichlorovos 76% EC are the viable apparatuses that battle pesting and spare the yield for agriculturists. HPM Chemicals and Fertilizers Pvt. Ltd. are one of the main Dichlorovos 76% EC insecticde makers in India and they offer it by the exchange name of Decent.Triple action insecticide, contact, stomach and fumigant emulsifiable concentrate. Broad Spectrum & fast degradation insecticide. It has fast action on insects and is, therefore, most valuable as a clean up spray in the event of a heavy infestation of pests. It has quick knock down action. It can be used for reducing high pest population. It can be used for controlling stored grain pests. Lower dose for 1st and 2nd instar and higher dose for 3rd and 4th instar. The use of “Decent” will end the problems of caterpiller and semi looper. It is one such insecticide which is compatible with other agrochemicals.