logging in or signing up PP elements 2.1-2-3 FrankwK Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 57 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 19, 2011 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript Slide 1: Maintain a hydroponic unit F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 2: Young plants are established in a hydroponic system in accordance with workplace procedures. Root development of plants in a hydroponic system is monitored in accordance with workplace procedures. Plants that are diseased or unhealthy are identified F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 3: Separate the rockwool into individual squares using a knife ready to place into the white pots Note the plant roots growing out of the bottom of the rockwool. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 4: Drop the rockwool cube into the white pot When the pot is sitting in the channel make sure that the cube is moist F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 5: Check every second day that the rockwool cubes are moist. Use your jug filled from the nutrient tank to do this, you will find that within a week the roots are out the bottom of the pot and taking up the nutrient from the bottom of the channel. In the bottom photo these plants have been in the unit 7 days and the roots are well established. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 6: Generally you do not get a lot of problems with disease in hydroponic lettuce, but if plants start to wilt or go limp remove them from the unit and dispose of them in the rubbish bin, not in the compost. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 7: By planting resistant seed a lot of the problems do not affect your crop. If you go to http://www.terranovaseeds.co.nz/site/?cat=103 You will see under the technical specifications of some of the lettuce what they have resistance to F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 8: ABBREVIATIONS BI - Bremia lactuca (downy mildew in lettuce) CMV - Cucumber mosaic virus F1 – Hybrid first generation HR – High Resistance IR – Intermediate resisitance LMV – Lettuce mosaic virus Nr – Nasonovia ribisnigri Currant lettuce aphid Pfs - Peronospora farinosad (downy mildrew in spinach) F King 19/01/2011 Unit 22179 © Tai Poutini Polytechnic 2011 You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
PP elements 2.1-2-3 FrankwK Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 57 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 19, 2011 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript Slide 1: Maintain a hydroponic unit F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 2: Young plants are established in a hydroponic system in accordance with workplace procedures. Root development of plants in a hydroponic system is monitored in accordance with workplace procedures. Plants that are diseased or unhealthy are identified F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 3: Separate the rockwool into individual squares using a knife ready to place into the white pots Note the plant roots growing out of the bottom of the rockwool. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 4: Drop the rockwool cube into the white pot When the pot is sitting in the channel make sure that the cube is moist F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 5: Check every second day that the rockwool cubes are moist. Use your jug filled from the nutrient tank to do this, you will find that within a week the roots are out the bottom of the pot and taking up the nutrient from the bottom of the channel. In the bottom photo these plants have been in the unit 7 days and the roots are well established. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 6: Generally you do not get a lot of problems with disease in hydroponic lettuce, but if plants start to wilt or go limp remove them from the unit and dispose of them in the rubbish bin, not in the compost. F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 7: By planting resistant seed a lot of the problems do not affect your crop. If you go to http://www.terranovaseeds.co.nz/site/?cat=103 You will see under the technical specifications of some of the lettuce what they have resistance to F King 19/01/2011 Unit 22179 Tai Poutini Polytechnic 2011 Slide 8: ABBREVIATIONS BI - Bremia lactuca (downy mildew in lettuce) CMV - Cucumber mosaic virus F1 – Hybrid first generation HR – High Resistance IR – Intermediate resisitance LMV – Lettuce mosaic virus Nr – Nasonovia ribisnigri Currant lettuce aphid Pfs - Peronospora farinosad (downy mildrew in spinach) F King 19/01/2011 Unit 22179 © Tai Poutini Polytechnic 2011