Agri Knowledge Blogs

        Cotton is one of the important commercial crop cultivated in India and cotton fibre is an essential raw material for the textile industry, and since cultivation or growing has to be taken up by the farmers, it can contribute more for the agriculture economy.             Cotton crop is hardy in nature and it is cultivated as both irrigated and rainfed crop. Gossypium arboreum, G.herbaceum, G.hirsutum and G.barbadense are the known cultivated cotton species grown globally and among these Gossypium hirsutum occupies 90 % of total cotton production.     Gossypium arboreum, Gossypium herbaceum,   ...

                                           The nutrient requirements of tomato[LYCOPERSICON ESCULENTUM]  crop depends upon the type of hybrids viz., determinate, indeterminate, semi determinate, semi indeterminate, short duration and long duration varieties.                    Other factors which may influence the crop’s nutrient requirements are season of cultivating, Soil pH, Electrical conductivity, soil structure, soil texture and more importantly the Organic carbon present in the soil.             Following schedule may be followed to provide the...

Tomato [SOLANUM LYCOPERSICUM] crop is one the main vegetable crop among the Indian farmers. Red spider mites (TETRANYCHUS EVANSI) are important pest which can cause major losses at all stages of the crop. These organisms are not insects and suck the sap being living underneath the leaves.              Red spider mites (TETRANYCHUS EVANSI) which lives on tomato crop are small and have eight legs. The colour of the red spider may vary from light orange to deep orange or brown.              The mites can live in the temperatures in between...

            ಟೊಮ್ಯಾಟೊ ಬೆಳೆಯು ಭಾರತದ ರೈತರು ಹೆಚ್ಚು ಬೆಳೆಯುವ ವಾಣಿಜ್ಯ ಬೆಳೆಯಾಗಿದೆ. ಇತ್ತೀಚಿಗೆ ಟೊಮ್ಯಾಟೊ ಬೆಳೆಗೆ ಊಜಿ [ಟ್ಯೂಟ ಅಬ್ಸಲೂಟ] ಕೀಟ ಹೆಚ್ಚು ಮಾರಕವಾಗಿ ರೈತರು ನಷ್ಟ ಅನುಭವಿಸುವಂತೆ ಮಾಡುತ್ತಿದೆ. ಊಜಿ ನೊಣವನ್ನು ದಕ್ಷಿಣ ಅಮೆರಿಕಾದ ಪಿನ್‌ವರ್ಮ್ ಎಂದೂ ಕರೆಯುತ್ತಾರೆ. ಊಜಿ ನೊಣ ಹಾವಳಿ ಬೆಳೆಯ ಎಲ್ಲಾ ಹಂತಗಳಲ್ಲೂ ಪ್ರಭಾವ ಬೀರುತ್ತದೆ.                     ಈ ಊಜಿ ತನ್ನ ಜೀವನ ಚಕ್ರದ ಎಲ್ಲಾ ಹಂತಗಳಲ್ಲಿ, ಟೊಮ್ಯಾಟೊ ಗಿಡದ ಎಲೆಗಳು, ಹಣ್ಣುಗಳು ಮತ್ತು ಕಾಂಡಗಳ ಮೇಲೆಯೂ  ದಾಳಿ ಮಾಡುವ   ಶಕ್ತಿ ಹೊಂದಿದ್ದು, ಶೇಕಡ 100 % ಬೆಳೆ ನಷ್ಟ ಮಾಡುವ ಸಾಮರ್ಥ್ಯವಿದೆ. ಊಜಿ ನೊಣದ ಸಂತಾನೋತ್ಪತ್ತಿ ಸಾಮರ್ಥ್ಯವು ಹೆಚ್ಚು ಮತ್ತು ವಿಚಿತ್ರ ವೆಂದರೆ ಅನುಕೂಲಕರ ಪರಿಸ್ಥಿತಿಗಳಲ್ಲಿ ಈ ಊಜಿ ವರ್ಷದಲ್ಲಿ 10-12 ತಲೆಮಾರಗಳನ್ನು ಮಾಡುತ್ತದೆ.              ...

                   American pinworm [Tuta absoluta] famous as ooji fly in Kannada and uji in Telugu is one of the major and important pest of tomato. Tuta absoluta has become the serious pest with its highly damaging nature in all the stages of its life cycle. The crop losses are high as 60 to 100% due the infestation by Tuta absoluta.                           The insect control has become difficult to manage due to its escaping nature. IPM practices may be taken to...