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Information Journal Paper

Title

EVALUATION OF THE EFFECT OF DIFFERENT IRRIGATION LEVELS OF DRIP IRRIGATION (TAPE) ON YIELD AND YIELD COMPONENTS OF CORN

Pages

  311-321

Keywords

DRIP IRRIGATION (TAPE)Q3

Abstract

 Introduction: One of the serious problems in the further development of maize cultivation is increasingirrigation efficiency. Using conventional irrigation causes a shortage of water resources to increase the acreageof the crop. With regard to the development of maize cultivation, agronomic and executable methods must bestudied to reduce water consumption. Using drip irrigation system is most suitable for row crops. Hamedi et al. (2005) compared drip (tape) and surface irrigation systems on YIELD of maize in different levels of waterrequirement and indicated that drip irrigation increases the amount of YIELD to 2015 kg/ha and water useefficiency to 3 time. Kohi et al. (2005) investigated the effects of deficit irrigation use of drip (tape) irrigation onwater use efficiency on maize in planting of one and two rows. The results showed that maximum water useefficiency related to crop density, water requirement and planting pattern 85000, 125% and two rows, respectively with 1.46 kg/m3. Jafari and Ashrafi (2011) studied the effects of irrigation levels, plant density andplanting pattern in drip irrigation (tape) on CORN. The results showed that the amount of irrigation water and cropdensity on the level of 1% and their interactions and method of planting were significant at the 5 and 10% onwater use efficiency, respectively. The YIELD was measured under different levels of irrigation, crop density andmethod of planting and the difference was significant on the level of 1%. Lamm et al. (1995) studied waterrequirement of maize in field with silt loam texture under sub drip irrigation and reported that water use reducedto 75%; but YIELD of maize remained at maximum amount of 12.5 t/ha. The objective of this study was toevaluate the drip (tape) irrigation method for CORN production practices in the Qazvin province in Iran.Materials and Methods: In this study, YIELD and YIELD components of CORN (SC 704) were investigated underdifferent levels of irrigation water in drip tape systems in one and two rows planting patterns with different plantdensities. The experiment was conducted on randomized complete blocks as a split plot (Split block) design with3 replicates in the Qazvin region. Four levels of irrigation including: 80, 100 and 120 percent of waterrequirement with drip irrigation (tape) and 100% water requirement with furrow irrigation (control treatment) asmain plots and method of planting (one and two rows) with three levels of crop density including: 75000, 90000and 105000 as subplots were considered. After harvesting, grain YIELD, number of rows per ear, number ofkernels per ear row, number of grains per ear and 1000-kernel weigh were measured.Results and Discussion: The results of simple variance analysis of attributes showed that the method ofplanting has a significant difference on the level of 5% for grain YIELD, but on the other the measured attributesdid not have any significant effect. The respective effect of planting method and crop density showed asignificant difference on the level of 5% for grain YIELD, number of kernels per ear and the 1000-grain weight, whereas it did not have any significant effect on the other measured attributes. The respective effects of irrigation method, planting method and crop density showed a significant difference on the level of 1% for theattributes of the number of kernels per ear. The planting in one row resulted in significantly higher grain YIELDsthan the other planting patterns. In mean comparisons of the interactions between irrigation methods, cropdensity and planting method, grain YIELD in drip irrigation at a level of 120% water requirement in the two rowsplanting pattern and crop density equal to 75000 plants was shown in the lead on the level of 10%. The resultsshowed that the YIELDs of the treatments were only affected by the method of planting and planting of one rowlead the planting of two rows. According to means comparison and water use efficiency in each of the treatmentsand limitation of water resources, one row planting pattern with crop density equal to 90000 under drip irrigationat 80% and 120% (If there is no water restrictions) of water requirement were suitable.Conclusion: According to the table of variance analysis, it can be seen that the effect of irrigation on CORNgrain YIELD was not significant. Research results of Sorensen and Butts (2005) and Azari et al. (2007) have alsoconfirmed this subject. The grain YIELD in one row planting method was superior compared to two rows plantingmethod. The superiority of one ton per hectare was statistically significant and substantial. Grain YIELDs variedfrom 5360 to 12873 kg/ha among the treatments: in drip irrigation at a level of 120% water requirement in the two rows planting pattern and crop density equal to 75000 plants per hectare was 12873 kg/ha and the lowestyield was found in drip irrigation at a level of 80% water requirement in the two-row planting pattern and cropdensity equal to 75000 plants per hectare as 5360 kg/ha. With regard to mean comparisons of grain YIELD underthe effects of interaction, and water use efficiency for each treatments, I1R1D2, I3R1D2, I1R1D1 and I2R2D3treatments seem better than others.

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    APA: Copy

    KARIMI, M., BAGHANI, J., & JOLAINI, M.. (2015). EVALUATION OF THE EFFECT OF DIFFERENT IRRIGATION LEVELS OF DRIP IRRIGATION (TAPE) ON YIELD AND YIELD COMPONENTS OF CORN. JOURNAL OF WATER AND SOIL (AGRICULTURAL SCIENCES AND TECHNOLOGY), 29(2), 311-321. SID. https://sid.ir/paper/141065/en

    Vancouver: Copy

    KARIMI M., BAGHANI J., JOLAINI M.. EVALUATION OF THE EFFECT OF DIFFERENT IRRIGATION LEVELS OF DRIP IRRIGATION (TAPE) ON YIELD AND YIELD COMPONENTS OF CORN. JOURNAL OF WATER AND SOIL (AGRICULTURAL SCIENCES AND TECHNOLOGY)[Internet]. 2015;29(2):311-321. Available from: https://sid.ir/paper/141065/en

    IEEE: Copy

    M. KARIMI, J. BAGHANI, and M. JOLAINI, “EVALUATION OF THE EFFECT OF DIFFERENT IRRIGATION LEVELS OF DRIP IRRIGATION (TAPE) ON YIELD AND YIELD COMPONENTS OF CORN,” JOURNAL OF WATER AND SOIL (AGRICULTURAL SCIENCES AND TECHNOLOGY), vol. 29, no. 2, pp. 311–321, 2015, [Online]. Available: https://sid.ir/paper/141065/en

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