Seed dormancy and its importance. https://cststudy.blogspot.com/ Seed Dormancy Definition: The term dormancy refers to lack of growth in any plant part due to either internally or externally induced factors. Seed technologist use the term of refers to non-germination resulting from conditions within the seeds. Dormancy is the state of inhibits growth of seeds or other plant organs as a result of internal causes not due to environmental condition. In other word, the unavailability of well developed mature, perfectly viable and healthy seed to germinate when placed under favorable conditions for germination is called dormancy or rest period of seed. Important of seed dormancy:...
Methods of Fertilizer Application. https://cststudy.blogspot.com/ B.Sc.Ag. (Hons) Part-I Methods of Fertilizer Application Fertilizer recovery is greatly influenced by method of its application. Method of application varies according to the spacing of crop, type of fertilizer material, time of application, etc. A brief account of these points could be explained as under : A.Method of application of solid fertilizer materials Solid materials may be applied in following ways: 1. Broadcasting Even and uniform spreading of dry solid fertilizers by hand or spreader over the entire field before or after sowing of the crop is termed as broadcasting. Well decomposed FYM, compost, oil cake, bone meal, urea, superphosphate and lime are applied by this method. Advantages This method is easy, less time taking, cheap and more convenient to the farmers. This method proves effective- i. ...
B.Sc.Ag. (Hons) Part-IV Mechanical Methods of Integrated Pest Management ( IPM). https://cststudy.blogspot.com/ Methods of Integrated Pest Management ( IPM ) Mechanical control Mechanical pest control is the management and control of pests using physical means such as fences, barriers or electronic wires. It includes also weeding and change of temperature to control pests. Mechanical control can be accomplished as the follows 1. Handpicking: The use of human hands to remove harmful insects or other toxic material is often the most common action by this method. Insect can be hand-picked and destroyed of their easily accessible to the pickers large and conspicuous and present in large number of clusters. e.g. Egg mass of rice stem borer, early larval stage of jute hairy caterpillars, adult of sugarcane stem borer etc. can be maintained by hand and destroyed. 2. Use of hand net an...
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