Agri Knowledge Blogs

   Chilli is one of the most valuable crops of India. It is grown almost throughout the country. These fruits are small in size and known for their sharp acidic flavour and colour. Currently, chillies are used throughout the world as a spice and also in the making of beverages and medicines.       If some varieties of chillies are famous for red colour because of the pigment ‘capsanthin,’ others are known for biting pungency attributed to ‘capsian.’ Soil and Climate: The chilli is a plant of tropical and sub -tropical region, it grows well in warm and humid...

         Papaya (Carica papaya) crop is vulnerable to deadly viral diseases like Papaya ring spot virus [PRSV] and Papaya leaf curl virus [PLCV].       Papaya ring spot virus[PRSV] disease show the symptoms of apical growth of the plants turn to light green, mosaic appearance, development of oily streaks on the leaf pipes and on the stem. Formation of rings on the fruits producing less quality harvest with mis-hap fruits. PRSV may infect all the crop growth stages from younger to older.       Leaf curl virus disease show the symptoms of curly nature of the growing leaves...

        Tomato is one the most popularly grown vegetable crop in India. The crop is grown in majority of the states and year round. Many diseases, insects or disorder can affect the tomato plants during growing season.        Some of the important problems which can cause the economic crop losses are Damping off disease of seedlings, Collar rot, Bacterial canker, Blossom end rot, Early blight, Late blight, fruit rot and several viral diseases like Tomato spotted wilt virus, yellow mosaic, tomato leaf curl virus,  etc.,        Insects can also attack and cause economic...

         Downy mildew is a fungal disease caused by Pseudoperonospora cubensis and is one of the most important foliar diseases of Papaya crop. High moisture in atmosphere and on the foliage favours the disease and result in major losses to  papaya crop.         Initially the small, irregular to angular, slightly chlorotic areas are visible on the upper surface of the leaves. Symptoms of the disease appear first on older leaves and later progresses to younger leaves as they expand.       Humidity and leaf wetness is favorable the spores multiply fast and fast forming...

      Cotton is one of the most important commercial crops of India. Cotton crop is infested with different kinds of insects in the production cycle. Jassids, thrips, aphids and whiteflies are among sucking pests and bollworm (American and spotted) and spodoptera caterpillars which attack on leaves and bolls.        American bollworms can cause upto 40 -50 % crop losses in severe incidences. The high resistance in American bollworms towards the insecticides is/was challenging and scientific research have developed transgenic cotton hybrids popularly known as Bt Cotton.       Bt cotton hybrids have excellent control of...