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Insecticidal Effect Of Diatomaceous Earth And Dolomite Powder Against Corn Weevilsitophilus Zeamais Motschulsky, 1855 (Coleoptera: Curculionidae), Alyssa Cristina Oliveira Freitas, Adriana Aparecida Sinopólis Gigliolli, Ronaldo Roberto Tait Caleffe Caleffe, Helio Conte Jan 2020

Insecticidal Effect Of Diatomaceous Earth And Dolomite Powder Against Corn Weevilsitophilus Zeamais Motschulsky, 1855 (Coleoptera: Curculionidae), Alyssa Cristina Oliveira Freitas, Adriana Aparecida Sinopólis Gigliolli, Ronaldo Roberto Tait Caleffe Caleffe, Helio Conte

Turkish Journal of Zoology

Sitophilus zeamais Motschulsky, 1855 (Coleoptera: Curculionidae) which develops inside the grain, is an aggressive pest of stored grains. Here, we evaluated the efficiency of diatomaceous earth (DE), Diatomita CI/325 CX, and dolomite (DOL), Dolomita Dr. Kanyo, against S. zeamais reared on corn under laboratory conditions and observed external alterations on treated insects using scanning electron microscopy (SEM). Insects treated with both DE and DOL were impregnated with particles on the body surface, and they showed 100% mortality after 10 days of exposure. Damages caused by inert dusts may have contributed to dehydration and desiccation, consequently, leading insects to death. Thus, …


Evaluation Of Effects Of Water-Saving Superabsorbent Polymer On Corn (Zea Mays L.)Yield And Phosphorus Fertilizer Efficiency, Adem Güneş, Nurgül Kitir, Meti̇n Turan, Erdal Elkoca, Ertan Yildirim, Nazmi̇ye Avci Jan 2016

Evaluation Of Effects Of Water-Saving Superabsorbent Polymer On Corn (Zea Mays L.)Yield And Phosphorus Fertilizer Efficiency, Adem Güneş, Nurgül Kitir, Meti̇n Turan, Erdal Elkoca, Ertan Yildirim, Nazmi̇ye Avci

Turkish Journal of Agriculture and Forestry

There is growing interest in using a reduced rate of mineral fertilizer along with water-saving superabsorbent polymer (WSAP) for field crop production in arid and semiarid regions of the world. The overall objective of this study was to evaluate the effects of hydrogel applications on the phosphorus fertilizer efficiency parameter, yield, and selected physiological properties of corn (Zea mays L.) grown at different levels of water deficiency in greenhouse conditions. The experimental design consisted of 3 completely randomized blocks in a factorial arrangement, with 9 hydrogel doses (0%, 0.01%, 0.02%, 0.04%, 0.08%, 0.12%, 0.2%, 0.4%, and 0.6%), 4 phosphorus fertilizer …


Determination Of In-Row Seed Distribution Uniformity Using Image Processing, Engi̇n Çakir, İkbal Aygün, Arzu Yazgi, Yi̇ği̇t Karabulut Jan 2016

Determination Of In-Row Seed Distribution Uniformity Using Image Processing, Engi̇n Çakir, İkbal Aygün, Arzu Yazgi, Yi̇ği̇t Karabulut

Turkish Journal of Agriculture and Forestry

The objective of this study was to determine the seed distribution uniformity of seeding machines using a low sensitivity (maximum 300 frames per second (fps)) high-speed camera and image processing method for corn, cotton, and wheat seeds under laboratory conditions. For this purpose, a high-speed camera with 100, 200, and 300 fps was used to measure the seed drop from the seeding tube onto the sticky belt. Video images then were transferred to the image processing algorithm, from which seed distribution can be calculated. The calculated measurements were compared statistically with the measurements obtained from sticky belt tests. According to …


Xanthium Strumarium L. Impact On Corn Yield And Yield Components, Zahid Hussain, Khan Bahadar Marwat, John Cardina, Ijaz Ahmad Khan Jan 2014

Xanthium Strumarium L. Impact On Corn Yield And Yield Components, Zahid Hussain, Khan Bahadar Marwat, John Cardina, Ijaz Ahmad Khan

Turkish Journal of Agriculture and Forestry

Xanthium strumarium L. is a major weed affecting flour corn in Khyber Pakhtunkhwa Province of Pakistan. Studies conducted in 2006 and 2007 evaluated corn yield and yield component responses to competition from X. strumarium over a range of corn populations (5, 7.5, 10, and 12.5 plants m^{-2}) and X. strumarium densities (0, 2, 4, 6, 8, 10, and 12 plants m^{-2}). Flour corn yield and yield components (grains ear^{-1}, 1000-grain weight, harvest index, and days to silking) were significantly correlated with and affected by corn population, weed density, and the interaction between them. The percent reduction in grain yield was …


Effect Of Foliar Applied Kinetin And Indole Acetic Acid On Maize Plants Grown Under Saline Conditions, Cengi̇z Kaya, Ati̇lla Levent Tuna, Abdulkadi̇r Mustafa Okant Jan 2010

Effect Of Foliar Applied Kinetin And Indole Acetic Acid On Maize Plants Grown Under Saline Conditions, Cengi̇z Kaya, Ati̇lla Levent Tuna, Abdulkadi̇r Mustafa Okant

Turkish Journal of Agriculture and Forestry

This study examined the effects of kinetin (KIN) and indoleacetic acid (IAA) sprayed on the leaves of salinity-stressed maize (Zea mays L. cv., DK 647 F1) plants grown in field conditions. Salt stress was created by adding 100 mM NaCl to the irrigation water through a drip irrigation system during the irrigation schedule. Kinetin (KIN), indole acetic acid (IAA), and their combinations were sprayed foliarly. Salt stress (S) reduced the total dry matter, grain yield, chlorophyll content, and relative water content (RWC), but increased electrolyte leakage and proline accumulation in the maize plants. Foliar applications of both KIN and IAA …


The Interaction Effects Of Flooding And Kinetin On Growth Criteria, Chlorophyll Content, And 5-Aminolevulinic Acid Dehydratase Activity In Corn Seedlings, Rashid Jamei, Reza Heidari, Jalil Khara, Samad Zare Jan 2008

The Interaction Effects Of Flooding And Kinetin On Growth Criteria, Chlorophyll Content, And 5-Aminolevulinic Acid Dehydratase Activity In Corn Seedlings, Rashid Jamei, Reza Heidari, Jalil Khara, Samad Zare

Turkish Journal of Biology

The interaction effects of kinetin and flooding on growth indexes, chlorophyll content, and the activity of 5-aminolevulinic acid dehydratase (ALA-D; EC 4.2.1.24) in seedlings of corn (Zea mays L. cv. 704) were investigated. Samples were taken 48, 96, 144, and 192 h after the start of treatment. Growth criteria (root length, shoot height, and dry weight) were inhibited more in flooded plants than in control plants. The pattern of growth changes was similar to chlorophyll a and b, as well as ALA-D activity. The exogenous application of kinetin (100 ppm) nullified the resulting decrease in growth and chlorophyll, but only …


Effects Of Homofermentative Lactic Acid Bacterial Inoculants On The Fermentation And Aerobic Stability Characteristics Of Low Dry Matter Corn Silages, Eki̇n Sucu, İsmai̇l Fi̇lya Jan 2006

Effects Of Homofermentative Lactic Acid Bacterial Inoculants On The Fermentation And Aerobic Stability Characteristics Of Low Dry Matter Corn Silages, Eki̇n Sucu, İsmai̇l Fi̇lya

Turkish Journal of Veterinary & Animal Sciences

This study was carried out to determine the effects of homofermentative lactic acid bacterial inoculants on the fermentation and aerobic stability characteristics of low dry matter corn silages. Corn was harvested at the milk stage. Inoculant-1188 (Pioneer^®, USA; Inoculant A) and Maize-All (Alltech, UK; Inoculant B) were used as homofermentative lactic acid bacterial inoculants. Inoculants were applied to silages 1.5 x 10^6 colony forming units/g levels. Silages with no additive served as controls. After treatment, the chopped corn was ensiled in 1.5-l special anaerobic jars, equipped with a lid that enables gas release only. Three jars from each group were …


The Effects Of Corn Harvested At Different Stages Of Maturity And Supplemented With Urea On Silage Quality And Nutrient Digestibility In Lambs, İ. Hali̇l Çerçi̇, Pinar Tatli, Fuat Gürdoğan, Nurgül Bi̇rben Jan 2002

The Effects Of Corn Harvested At Different Stages Of Maturity And Supplemented With Urea On Silage Quality And Nutrient Digestibility In Lambs, İ. Hali̇l Çerçi̇, Pinar Tatli, Fuat Gürdoğan, Nurgül Bi̇rben

Turkish Journal of Veterinary & Animal Sciences

This study was conducted to determine the silage qualities of corn supplemented with urea and harvested at the boot and milk stages and the effect on food intake and nutrient digestibility of these silages in lambs. Corn harvested at the boot and milk stages was supplemented with 0.5% urea and was ensiled. This study involved 4 silage groups. group I consisted of silage from corn harvested at the boot stage; group II consisted of silage from corn harvested at the milk stage; group III consisted of silage from corn supplemented with urea and harvested at the boot stage; group IV …


Effects Of Enzyme Supplementation To Corn Or Wheat Based Diets Containing Low Energy And Protein On Broiler Chick Performance, Ergün Demi̇r Jan 2001

Effects Of Enzyme Supplementation To Corn Or Wheat Based Diets Containing Low Energy And Protein On Broiler Chick Performance, Ergün Demi̇r

Turkish Journal of Veterinary & Animal Sciences

Two experiments were carried out in order to determine the effect of corn-soybean meal or wheat-soybean meal based diets containing low energy (DE) and low energy-low protein (DEDP) supplemented with enzyme on the performance of broiler chicks between 0 and 21 days of age. In the first experiment, three diets, namely, control, low energy (DE) and low energy-protein (DEDP) based on corn-soybean meal, were formulated. In the second experiment, control and three diets containing 40% wheat which have normal energy-protein (NENP), low energy (DE) and low energy-protein (DEDP) levels were used. The enzyme was added to the experimental diets, except …


The Determination Of Ensiled Qualities Of Corn, Alfalfa And Sugar Beet Pulp And The Effects On Food Intake And Nutrient Digestibility When Fed To Lambs In Different Forms, Pinar Tatli, İ. Hali̇l Çerçi̇, Fuat Gürdoğan Jan 2001

The Determination Of Ensiled Qualities Of Corn, Alfalfa And Sugar Beet Pulp And The Effects On Food Intake And Nutrient Digestibility When Fed To Lambs In Different Forms, Pinar Tatli, İ. Hali̇l Çerçi̇, Fuat Gürdoğan

Turkish Journal of Veterinary & Animal Sciences

This study was conducted in two stages to determine the ensiled qualities of corn, alfalfa and sugar beet pulp, and the effects on food intake and nutrient digestibility of corn and alfalfa silages used alone, together and with sugar beet pulp silage in lambs. In the first stage, corn, alfalfa and sugar beet pulp were ensiled and silos were opened after 45 days. Silage samples were taken for determination of silage quality and the samples were analysed. Dry matter (DM) levels of corn, alfalfa and sugar beet pulp silages were found to be 28.56 and 31.44, 16.74%, respectively. The pH, …