The forewings are grassy green in E. insulana and pea green with a wedge shaped white band running from base to outer margin in E. vitella. The pest occurs throughout the year. These tiny insects can cause stunting, maturity delays, and yield losses. Thrips cotton suppression Advantages • Has a low impact on most beneficial insects • Mites and aphids will not be flared like could happen with other products • Provides effective suppression of western flower and tobacco thrips • New chemistry for thrips control in cotton • … The attacked buds and immature bolls drop off. For 65-100 days crop, 5-10% infested fruiting bodies is the ETL. Cool weather and humid conditions favor the rapid growth, while heavy rains wash away the aphid colonies. The adult moths are dull yellow and are profusely covered with hairs, pale buff crimson abdomen with black spots. Remove and destroy crop residues after last picking. The entry holes are large and circular at the base of the boll. furrow treatments (Temik 15GR) were more effective against thrips than a
Thrips damage was significantly lower in the Adage ST, Gaucho ST, and
Trap cropping with crops like tomato, and destroying them when the population is high. 10 Major pests of Groundnut and its management, 12 important insect pests of Citrus and their management, 5 important diseases of Sunflower and their management, पढ़े-लिखे युवाओं में खेती के प्रति बढ़ता रुझान, क्रिस्टल क्रॉप प्रोटेक्शन लिमिटेड ने उत्पादकता सुधारने के लिए सात उत्पाद लॉन्च किए, Herbal Kisan - Mobile app for Medicinal and Aromatic crops, लाभकारी खेती के लिए राष्ट्रीय कृषि बीमा योजना, ग्रामोफोन मोबाइल एप : किसानों का साथी भी और सलाहकार भी. @ 1.5 lakh adults/ha at random on crop canopy. The pest attacks the crop from 35-110 days of age. Caterpillars feed on the leaves voraciously and defoliate the plants, leaving only the mid-ribs and veins in severe cases. Pest attacks the crop during 1-50 days age and attack is severe during winter. The eggs are laid in slits in leaf tissues; eggs hatch in 5 day time, nymphal and pupal period lasts for 5 and 4-6 days, respectively. A single larva can damage 30-40 bolls. The holes of entry close down by excreta of larvae which are feeding inside the seed kernels. Plant bugs (Lygus spp.) Avoid use of nitrogen fertilizers at the reproductive stage. The adult moth is stout, yellowish brown with a dark speck area on the forewings, which have grayish wavy lines and a black kidney shaped mark whereas the hind wings are whitish with blackish patch along the outer margin. Apply methyl -o-demton 25 EC @ 1500 ml/ha; or, Cartap hydrochloride @ 50 SP @ 1000 g/ha; or. Summer deep ploughing to expose soil inhabitating insects. Chemical Control: Seed treatment with Imidacloprid(5 g/kg seed) keeps the crop free of sucking pests over a month. Leaf crumbling and downwards curling Each aphid makes several punctures and excretes honeydew which encourages development of sooty mold on twigs and leaves and this leaves a blackened look of the plants. Later, sooty molds grow on honey dew and leaves have a black coating. Cotton, the commercial crop is the backbone of the textile industry as it employs vast majority of population directly or indirectly and earns the foreign exchange too.The insect pests spectrum of cotton is quite complex and as many as 1326 species of insect pests have been listed on this crop throughout the world. document.getElementById('cloake92fd793b310836b4699f0f61955b4aa').innerHTML = ''; would keep in check the population of PBW. stream ��&���)@� �'�
Dust the crop with Methyl Parathion 2% or Malathion5% @ 30 kg/ha OR. 0
High temperature with low rainfall favors multiplication. Collection and destruction of egg masses. 15-20% affected plants counted randomly or appearance of honey dew on 50% plants. Hand picking and destruction of various insect stages. Leaves appear shiny and sticky due to honey dew excreted by the insects. You also may see big differences in varietal responses to thrips feeding. Nymphs and adults are sluggish creatures, clustered together on the under surface of the leaves. Chemical Control and Action Thresholds. Feeding injury typically does not become apparent until after tissue grows and expands. thrips tolerance to many of the insecticides used against thrips, control
state. Nymphs are pale yellow and adults are yellowish with white waxy coating on the body. Leaves turn pale, red rust, curls downwards and dry up when infestation is severe. Thrips are part of the order Thysanoptera, and are common garden pests that suck plant juices and sometimes spread viruses. The tip of the abdomen is curved and abdominal segments are transversely banded with dark brown lines. Leaves become curled, wrinkled and finally get dried. Set-up pheromone traps @ 10/ha for monitoring the ETL and timing of spray. Among these, the bollworms viz., American bollworm, Helicoverpa armigera, (Hubner), spotted bollworm, Earias vittella (Fabricius), spiny bollworm, Earias insulana (Biosdual), pink bollworm, Pectinophora gossypiella (Saunders), pose greater threat to cotton production.Besides these, a complex of sucking pests viz., green leaf hopper, Amrasca biguttula biguttula (Ishida), thrips, Thrips tabaci (Linnman), aphids, Aphis gossypii (Glover), whitefly, Bemisia tabaci (Gennadius), red cotton bug, Dysdercus koenigii (Fabricius) and dusky cotton bug, Oxycaranu shayalinipennis (Costa) occupy major pest status and contribute to lower yields. 2. They also attack flowers, buds and squares causing considerable loss. The adult moth is stout with brownish forewings and whitish hind wings. Chemical efficacy varies by species of thrips being treated. Base the decision to apply an insecticide on the number of thrips present and the stage of plant development. It is found throughout the year. Application of insecticides like Chlorpyriphos20 EC or Endosulfan35 EC or Triazophos40 EC @ 2.5 l/ha spray. 2 Apply NSKE 5% (Neem Seed Kernel Extract) to control sucking pests. Eggs are laid singly on the under surface of the leaves. var addy_texte92fd793b310836b4699f0f61955b4aa = 'solenopsisp.aau' + '@' + 'gmail' + '.' + 'com';document.getElementById('cloake92fd793b310836b4699f0f61955b4aa').innerHTML += ''+addy_texte92fd793b310836b4699f0f61955b4aa+'<\/a>'; उद् घोषणा | गोपनीयता नीति | हमसे संपर्क करें | कृषिसेवा के बारे में | साईट मैप | लेख भेजें | कॉपीराइट.