Warning message
- Warning: Undefined array key "filter-title" in gavias_edupia_form_views_exposed_form_alter() (line 11 of themes/gavias_edupia/includes/form.php).
gavias_edupia_form_views_exposed_form_alter(Array, Object, 'views_exposed_form') (Line: 449) Drupal\Core\Theme\ThemeManager->alterForTheme(Object, 'form', Array, Object, 'views_exposed_form') (Line: 458) Drupal\Core\Theme\ThemeManager->alter(Array, Array, Object, 'views_exposed_form') (Line: 837) Drupal\Core\Form\FormBuilder->prepareForm('views_exposed_form', Array, Object) (Line: 279) Drupal\Core\Form\FormBuilder->buildForm('\Drupal\views\Form\ViewsExposedForm', Object) (Line: 134) Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase->renderExposedForm() (Line: 1238) Drupal\views\ViewExecutable->build() (Line: 387) Drupal\views\Plugin\views\display\PathPluginBase->execute() (Line: 180) Drupal\views\Plugin\views\display\Page->execute() (Line: 1630) Drupal\views\ViewExecutable->executeDisplay('page_1', Array) (Line: 77) Drupal\views\Element\View::preRenderViewElement(Array) call_user_func_array(Array, Array) (Line: 101) Drupal\Core\Render\Renderer->doTrustedCallback(Array, Array, 'Render #pre_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function. The callback was %s. See https://www.drupal.org/node/2966725', 'exception', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 781) Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 372) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 200) Drupal\Core\Render\Renderer->render(Array, ) (Line: 241) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 573) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 242) Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 132) Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90) Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object) call_user_func(Array, Object, 'kernel.view', Object) (Line: 142) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 163) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 80) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 57) Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 47) Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 191) Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128) Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82) Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 47) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23) Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 706) Drupal\Core\DrupalKernel->handle(Object) (Line: 16) - Warning: Trying to access array offset on value of type null in gavias_edupia_form_views_exposed_form_alter() (line 11 of themes/gavias_edupia/includes/form.php).
gavias_edupia_form_views_exposed_form_alter(Array, Object, 'views_exposed_form') (Line: 449) Drupal\Core\Theme\ThemeManager->alterForTheme(Object, 'form', Array, Object, 'views_exposed_form') (Line: 458) Drupal\Core\Theme\ThemeManager->alter(Array, Array, Object, 'views_exposed_form') (Line: 837) Drupal\Core\Form\FormBuilder->prepareForm('views_exposed_form', Array, Object) (Line: 279) Drupal\Core\Form\FormBuilder->buildForm('\Drupal\views\Form\ViewsExposedForm', Object) (Line: 134) Drupal\views\Plugin\views\exposed_form\ExposedFormPluginBase->renderExposedForm() (Line: 1238) Drupal\views\ViewExecutable->build() (Line: 387) Drupal\views\Plugin\views\display\PathPluginBase->execute() (Line: 180) Drupal\views\Plugin\views\display\Page->execute() (Line: 1630) Drupal\views\ViewExecutable->executeDisplay('page_1', Array) (Line: 77) Drupal\views\Element\View::preRenderViewElement(Array) call_user_func_array(Array, Array) (Line: 101) Drupal\Core\Render\Renderer->doTrustedCallback(Array, Array, 'Render #pre_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function. The callback was %s. See https://www.drupal.org/node/2966725', 'exception', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 781) Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 372) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 200) Drupal\Core\Render\Renderer->render(Array, ) (Line: 241) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 573) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 242) Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 132) Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90) Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object) call_user_func(Array, Object, 'kernel.view', Object) (Line: 142) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 163) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 80) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 57) Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 47) Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 191) Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128) Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82) Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 47) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23) Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 706) Drupal\Core\DrupalKernel->handle(Object) (Line: 16)
School of Education Publications
| Year | Abstract/Paper | Journal | Author(s) |
|---|---|---|---|
| 2013 | Environmental Fate of Polycyclic Aromatic Hydrocarbons Emitted from Indoor Burning of Fuel Biomass in Poorly Ventilated Households: A Case Study in the Traditional Rural Households in Western Kenya. | In Bandeira, G.C. and Meneses, H.E. (Eds). Handbook of Polycyclic Aromatic Hydrocarbons: Chemistry, Occurrence and Health Issues, Nova Science Publishers, 1-44. |
Lisouza, F.A.; Owuor, P.O.; Lalah, J.O. |
| 2013 | Influence of location of production, season and genotype on caffeine and flavan-3-ols in young green leaves of tea (Camellia sinensis) leaves in Kenya. | Journal of Agricultural Science and Technology, B3, 557-574. |
Kwach, B.O.; Owuor, P.O.; Kamau, D.M.; Wanyoko, J.K.; Kamunya, S.M. |
| 2013 | Effects of faujasite X and Y zeolites on the 1,1,1-trichloro-2,2’bis (p-chlorophenyl) ethane (DDT) degradation during water purification. | International Journal of Environmental Protection and Policy, 1(1); 9-15. |
Kowenje, C.O.; Osewe, E.T.; Lalah, J.O. |
| 2013 | Enhanced degradation of 14C-HCB in two tropical clay soils using multiple anaerobic–aerobic cycles. | Environmental Pollution, 173, 168-175. |
Kengara, F.O.; Doerfler, U.; Welzl, G.; Ruth, B.; Munch, J.C.; Schroll, R. |
| 2013 | Synthesis of hydrophobic siliceous ferrierite by using pyridine and sodium fluoride, | Microporous and Mesoporous Materials, 181, 154-159. |
Kamimura, Y.; Kowenje, C.; Yamanaka, K.; Itabashi, K.; Endo, A.; Okubo, T. |
| 2013 | Effects of pH and metal ions on oxytetracycline sorption to maize-straw-derived biochar. | Bioresource technology, 136, 87–93. |
Jia, M.; Wang, F.; Bian, Y.; Jin, X.; Song, Y.; Kengara, F.O.; Xu, R.; Jiang, X |
| 2013 | Variation in catechin composition of popularly cultivated tea clones in East Africa (Kenya). | American Journal of Plant Science, 4, 628-640. |
herotich, L.; Kamunya, S.M.; Alakonya, A.; Msomba, S.W.; Uwimana, M.A.; Wanyoko, J.K.; Owuor, P.O. |
| 2013 | Impact of anthropogenic activities on coer and lead levels in Kisumu city soils. | Sky Journal of Soil Science and Environmental Management, 2(6), 62-67. |
Achieng’, G.O.; Ongeri, D.M.K.; Omwoyo, W.N. |
| 2013 | Effects of rate and split alication of nitrogen fertilizer on yield of two sugarcane varieties from ratoon crop. | Greener Journal of Agricultural Sciences, 3(3), 235-239. |
Achieng’, G.O.; Nyandere, S.O.; Owuor, P.O.; Abayo, G.O.; Omondi, C.O. |
| 2013 | The response of clone BBK 35 tea to nitrogen fertilizer rates and harvesting intervals in the Lake Victoria basin of Kenya. | Journal of Food, Agriculture and Environment, 3 (3&4): 757-763. |
Owuor, P.O.; Kamau, D.M.; Kamunya, S.M.; Jondiko, E. O.; Msomba, S.W.; Uwimana, M.A. |