Common herbicide application equipment and their calibration: 1. Hydraulic Knapsack Sprayer 2. Blower (Motorised Pneumatic Sprayer) 3. Foot Sprayer (= Pedal Pump Sprayer) 4. Tractor-Mounted Sprayer. Equipment # 1. Hydraulic Knapsack Sprayer: It comprises a 9 to 22.5 1 capacity metallic tank fitted with a manually operated pump; a sieve and a lid on its mouth; and a small delivery pipe [...]
The following points highlight the top five factors affecting weed-crop competition. The factors are: 1. Period of Weed-Crop Competition 2. Weed and Crop Densities 3. Weed and Crop Species 4. Cropping Practices 5. Climatic Influences. Factor # 1. Period of Weed-Crop Competition: Farmers often assume that removing the weeds any time during the growing season shall benefit the crops equally well. Substantial evidence, [...]
In this article we will discuss about:- 1. Definition of Weeds 2. Misutilisation of Weeds 3. Distribution 4. Factors Governing the Weed Composition 5. Propagation 6. Dispersal 7. Economic Uses 8. Prevention 9. Control 10. Eradication 11. Integrated Weed Management. Definition of Weeds: Jethro Tull, a Great Britain farmer, was the first person to use the term weed as a [...]