اسم المؤلف:
ندى سالم عزيز الموسوي
اسم المشرف:
عبد الامير علي ياسين
المستخلص:
نفذت هذه الدراسة في كلية الزراعة/ جامعة القادسية خلال المدة من 10/4/2011 حتى 15/10/2011. الهدف منها دراسة الاستجابة لضربين من الباميا (الحسيناوية والبتيرة) لطريقتي اضافة حامض الدبال ومستحضر الزولفاست (الرش الورقي ومع ماء الري) وبتركيزين لكل منهما (الموصى | This study was conducted in Agriculture College, AL - Qadisiya University during the period of 10/4/2011 till 15/10/2011. The aim of the study was studying response of two okra varieties (Al - Husenawyia and Al - Pteira) humic acid and zolfast application methods (foliar and addition to irrigation water) and this concentration (recommended and doubled) on growth and productivity as well as leaf mineral and fruit medicinal active constituents.The humic acid and zolfast formulas were added by the use of hand sprayer or with irrigation water with the recommended and doubled concentrations for humic acid and zolfast as foliar spraying were 1 ml.L - 1 and 2 ml.L - 1 if doubled respectively while when used with irrigation water 4.8 ml.L - 1 and 9.6 ml.L - 1 if double for humic acid 7.2 and 14.4 ml.L - 1 for zolfast if doubled.The design of the experiment was Randomized complete blocks in a factorial arrangement (2×2×5) in three replications. The RLSD at 0.05 was used as a method to compare means separation treatment effect was evident. The results showed : 1 - Al - Husenawyia variety was superior in total leaf area, vegetative fresh and dry weights, root fresh and dry weights, P% and content addition to specific leaf weight, relative growth rate, fruit length, number of fruit/plant, fruits yield compared to Al - Pteira. Percentage of protein, carbohydrates, total soluble solids, caprylic, lauric saturated fatty acids and all the unsaturated fatty acids. Mucilage, folic acid and oil refractive index were also higher with Al - Husenawyia compared to Al - Pteira had higher stem diameter, fruit fresh and dry weight, K%, boron content and percentage of saturated fatty acids (Myristic, Palmatic, Stearic, Arachidic and Behinic). Ca% was the same for both cultivars.2 - Foliar application method of humic acid and zolfast showed beneficial effect on and all parameters studies except root fresh and dry weight and percentage of saturated fatty acids increased with irrigation water (except Lauric acid which was increased with foliar application). Methods of application did not affect stem diameter, Ca% in leaves and fruit total soluble solids.3 - Although the double recommended concentrations of humic acid and Zolfast reduced saturated fatty acids significantly their recommended concentration lowered saturated fatty acids (Caprylic, Myristic, Palmatic, Stearic, Arachidic and Behinic) compared to control treatment. Percentage of fiber was lower with the use of zolfast compared to humic acid and control. While K% was lowered when zolfast used in the double recommended concentration. No significant difference were found between the recommended concentrations of humic acid or zolfast in stem diameter, total leaf area, relative growth rate, vegetative dry weight, root dry weight, P%, Ca%, boron content, fruit length, number of fruit/ plant, fruit dry weight, mucilage, carbohydrates%, folic acid, oil%, percentage of saturated fatty acids (Caprylic, Myristic, Palmatic and Arachidic) and unsaturated fatty acids (Oleic and Linoleic) and the percentage of unsaturated fatty acids/saturated.4 - The interaction between cultivars and methods of application revealed that foliar application of both humic acid and zolfast reduced saturated fatty acid (Caprylic, Myristic, Palmatic, Stearic and Arachidic) significantly of both cultivars, compared to their addition to irrigation.5 - The interaction between cultivars and substances of application (humic acid and zolfast concentrations revealed that both cultivars had different response in some traits of studied to applied concentrations of humic and zolfast. Al - Husenawyia variety had higher vegetative fresh weight, root dry weight and fruit of mucilage content with the double recommended humic acid. While Al - Pteira variety had higher TSS% and Lauric acid% when used the double recommended concentration of zolfast.6 - The interaction between methods of application and concentrations of application substances showed superior effect on some studied parameters. Foliar application method was superior on addition to irrigation application with all concentrations except root fresh and dry weight and saturated fatty acids% (except Lauric acid) which were increased when added to the irrigation water to all concentrations of application substances. The same interaction did not revealed significant difference in stem diameter, Ca% and fruit fresh and dry weight.7 - The three way interaction factors studied in the experiment revealed an increase in growth parameter of both cultivars when humic acid and zolfast were added in their higher concentration (double recommended) by foliar application expect root fresh and dry weight and saturated fatty acids% (except Lauric acid) which were increased when added to the irrigation water. Al - Husenawyia variety was higher in all parameters with the use of higher concentration of humic acid and zolfast when applied with irrigation water or foliar application. The three way interaction revealed no significant difference in stem diameter, vegetative dry weight, Ca%, fruit fresh and dry weight, TSS%, percentage of oil and unsaturated fatty acids (Linoleic and Myristoleic).8 - Results of electrophoresis analysis revealed that the use of the doubled recommended concentration of humic acid and zolfast with irrigation water participated in building higher protein molecules in fruits to both cultivars. While the double recommended concentration of humic acid and zolfast did not show this trait when foliar applied.
