Saddam H. Cheyed

University of Baghdad

تلعب نوعية البذور دوراً اساسياً في أنتاج حاصل جيد لذلك المحصول. إن فهم العمليات الأيضية التي تقوم بها البذرة والتي ترتبط بها البذرة مع النبات الام يساعد المختصين في تربية النبات وفسلجة المحصول في التركيز على بعض تلك الوظائف أكثر من غيرها لزيادة عدد البذور الناتج من المحصول وبالتالي زيادة الحاصل. انه وعلى الرغم من الدراسات العديدة الموجودة في المراج...

During 2019-2020, the experiment was conducted in the laboratory of the Department of Field Crop Sciences, Faculty of Agricultural Engineering Sciences - Baghdad University, to investigate the impact of soaking wheat seeds produced during the 2016 agricultural season with three plant extracts (licorice root extract 2%, 4% and 6%, Acadian and Humic(...

The experiment was carried out, the Field Experiments of the Field Crops Department, College of Agriculture, University of Baghdad, during the autumn season of 2017, The aim was to study the yield effected by covering local gypsum 2 and 4 mm and gibberellic acid (GA3) 0, 200, 400 and 600 mg L-1 , the control treatment was dry seeds. The field exper...

Abstract. To determine the effect of partition different types of fertilizer (Acadian, Humus and Foliater) on some vegetative traits and seed yield of sorghum var. Inkath. Field experiment was carried out during spring and autumn 2017 in the experimental fields of crop science / college of agricultural engineering sciences, factorial experiment was...

field experiment was conducted during the spring and fall seasons of 2013 at the experimental farm, Dept. of Field Crop, Coll. of Agriculture, Univ. of Baghdad, to investigation the effect of nitrogen fertilization (150, 300 and 450 kg N. ha-1) on growth parameters of ratoon sorghum of Inqath variety. The layout of experiment was split plot arrange...

This book is written as lectures to graduate students studying plant breeding in agronomy, horticulture and plant protection. For this title, it didn't contain literature cited as commonly used in books. The book contained many different chapters on several related topics in plant breeding and plant genetic engineering. It is rich with information...

A field experiment was conducted in the fieduring the fall season of 2017 to investigate the effect of ratooning cropping and its contribution to the green forage and grain yield of five sorghum cultivars viz. Inqath, Lilo, Ishtar, Bohooth, and Caffier. The results showed that the cultivars differed in most of the studied traits. The cultivar Bohoo...

The experiment was carried out in the Seed Technology Laboratory of the Field Crops Department - College of Agriculture - University of Baghdad for the 2018 season, with the aim of determining the effect of soaking wheat seeds with nanoparticles (MnNPs) at concentrations of 500, 1000 and 1500 mg/L-1 in addition to the two comparison treatments (dis...

Transcription factors, enhancers, promoters, and translation of genetic code is still in a wide argument of different views in many living organisms for their poorly characterized at the molecular level. It was shown that the coexistence of high mono-methylation levels of lysine 4 of histone H3 is considered a signature of enhancers. Gene expressio...

This article covered information on quality of protein and gluten required in bread wheat to make oriental bread. Species of bread wheat in use of bread have been explained. Gluten percent and quality both are 'required to have good quality oriental bread. Many other points were reported.

Wheat breads share about 50% of human body calories in many developing communities. There are different kinds of breads differ with the different traditions of the society. Gluten and gliadin proteins play a major part of baking quality of wheat bread. Oriental bread is the most sensitive to quality and percent of gluten proteins in grains. Viscosi...

A field experiment was conducted on the farm of Res. Sta. Coll. of Agric. Univ. of Baghdad during 2018-2020. The experiment involved 26 recently developed maize crosses plus an adopted check hybrid. Fall planting of maize in Iraq gives higher yield than spring planting, but it is confronted with high grain moisture at harvest (30-40%) through the r...

This review covers some important roles of gene imprinting in life of biota which is usually reflected on their progeny. Gene imprnting is associated with different metabolism processes in plants and mammals. It is also thought to be involved in hybrid vigor of crop plants, beside its association with crop adaptation to tolerate abiotic and biotic...

A field trial was carried out to investigate the effect of cultivation method (no tillage versus conventional ploughing) and phosphorus-1 fertilization (100, 200 and 300 kg ha) on some growth characters of sunflower field variety Aqmar. The results showed that there were not significant differences between the two methods of cultivation on seed yie...

Wheat breads share about 50% of human body calories in many developing communities. There are different kinds of breads differ with the different traditions of the society. Gluten and gliadin proteins play the major part of baking quality of wheat bread. Oriental bread is the most sensitive to quality and percent of gluten proteins in grains. Visco...

A field experiment was carried out to study the effect of agricultural sulfur and date of application on availability of NPK in the soil, growth and yield of two cultivars of corn (5012 and Bohoth 106). Sulfur (95% S) was used with two levels (0, 2.5 Meq S ha) with four dates of-1 application 30, 60 and 90 day before the sowing. The applications of...

Wheat breads share about 50% of human body calories in many developing communities. There are different kinds of breads differ with the different traditions of the society. Gluten and gliadin proteins play the major part of baking quality of wheat bread. Oriental bread is the most sensitive to quality and percent of gluten proteins in grains. Visco...

Four maize subspecies inbreds were crossed to each other in the fall planting season in 2018. This was on the x-farm of the college of Agric. Engineering Sciences /University of Baghdad. F1 ear seeds were harvested, dried and shelled. The maize subspecies inbreds were Zea mays L., saccharata (S), Zea mays L. indentata, D and J, and Zea mays L., ind...

Previous studies that sorghum ratoon differs in its performance when compared with the plants resulted from direct seeding and differed varieties, therefore, afield trial was conducted in spring and fall seasons of 2017 at the field of Field Crop- College of Agriculture- University of AL-Anbar (a Hernative site- Abu-Graib) to investigate the respon...

This study was conducted to identify the storage characteristics of spikes of five bread wheat cultivars (Abu-Ghraib3, IPA-99, Boohooth-22, Al-Rashid and Al-Wafeer). These spikes were gathered and compacted in cubic box (25×25×25 cm) with different weight masses (0, 3, 6 and 9 kg container-1). A laboratory experiment was carried out in the Seed Tec...

Transcription factors, enhancers, promoters, and translation of genetic code is still in a wide argument of different views in many living organisms for their poorly characterized at the molecular level. It was shown that the coexistence of high mono – methylation levels of lysine 4 of histone H3 is considered a signature of enhancers. Gene express...

Crop growth modelling is one of the important sciences in field crop sciences for it helps to reduce time and effort in searching for a fact or result. This article was dealed with a formula to predict maize ear grain weight when plants still standing on farm. Two genotypes of maize were used in this trial, a hybrid of feed maize was used in 2018 a...

A laboratory experiment consisted of coating maize seeds with local gypsum (lg) and Ag-NPs with the concentration (100, 200, 300-1 and 400 mg l), in contaminated soil with Fusarium verticillioidis was conducted. Results showed significant superiority of coated seeds in the last day of seedling emergence, emergence period, emergence speed and the pe...

A field trial was conducted to investigate the effect of three levels of intermittent irrigation (R : Irrigation at 50-55% of field capacity, R 1 2 and R : withholding one and two irrigations, respectively when control treatment reach 50-55% of field capacity and continue to the end of 3 season), and cultivation pattern (ratoon and by using seeds)...

The study was conducted to investigate the storability of wheat seeds as spikes to maintain their viability in the long storage period. This experiment was carried out at University of Baghdad during the period 2008-2019. Stored wheat spikes (un-threshed spikes, stored treated seeds by Cruiser pesticides and untreated seeds). Characters of seed via...

Sorghum is one of the fifth feeding products for human and animal. It is suitable for agriculture in different environmental conditions, which contributes to expanding its production. However, the fact that sorghum contains hydrocyanic acid (HCN) to toxic levels for animals in some plant stages or growth conditions makes reduce of expanding in its...

In a trial to improve emergence at aged day leans stored for 1, 2 and 3 years α−amylase enzyme was used in four levels. The seeds were soaked with 0, 0.25, 0.5, and 2 mg L-1 of enzyme solutions, along with untreated seeds. A factorial experiment of levels of enzyme and storage time was conducted on the farm of the Coll. of Agric. Eng./Univ. of Bagh...

Hybrid vigour is one of the most important phenomena became in practice all over the world for its higher performance in maize and several other genera of crops, vegetables, and fruit crops. There is no single theory explains this phenomenon. The only general rule known about having hybrid vigour is that crossing between two genetically diversed in...

A laboratory experiment was carried out in the Seed Technology Laboratory, Department of Field Crop Sciences, College of Agricultural Engineering Sciences, University of Baghdad during the period 2010-2019. That was to evaluate bread wheat seeds stored in spikes in their field emergence and seedling vigour. Seeds, of stored spikes were compared wit...

Hybrid vigour is one of the most important phenomena became in practice all over the world for its higher performance in maize and several other genera of crops, vegetables, and fruit crops. There is no single theory explains this phenomenon. The only general rule known about having hybrid vigour is that crossing between two genetically diversed in...

In order to investigate the effect of no tillage compared with the conventional cultivation and phosphorus fertilization (100, 200 and 300 kg ha-1) P 2 O 5 to the weeds grown in the sunflower field variety Aqmar, a field trial was conducted at the experimental farm (alternative site of College of Agriculture-University of Baghdad) Abu-Ghraib during...

To determine the effect of partition different types of fertilizer (Acadian, Humus and Foliater) on some vegetative traits and seed yield of sorghum var. Inkath. Field experiment was carried out during spring and autumn 2017 in the experimental fields of crop science / college of agricultural engineering sciences, factorial experiment was applied a...

A field experiment was carried out at the Seed Technology Laboratory and Field of Experiments of the Department of Field Crop Sciences, College of Agriculture University of Baghdad, during 2016 spring season. The objective use to investigate the

2016 ‫الخضري‬ ‫المجموع‬ ‫رش‬ ‫تأثير‬ ‫معرفة‬ ‫بهدف‬ ‫الن‬ ‫والمستخلصات‬ ‫الكاينتين‬ ‫و‬ ‫بالجبريلين‬ ‫الكجر‬ ‫وزهر‬ ‫سوس‬ ‫للعرق‬ ‫المائية‬ ‫باتية‬ ‫رشها‬ ‫وتجزئة‬ ‫ات‬ ‫صفات‬ ‫في‬ ‫تصميم‬ ‫وفق‬ ‫على‬ ‫التجربة‬ ‫طبقت‬ ،‫البيضاء‬ ‫الذرة‬ ‫لمحصول‬ ‫ومكوناته‬ ‫الحاصل‬ ‫المعشاة‬ ‫الكاملة‬ ‫القطاعات‬ RCBD ‫اظهرت‬ .‫العاملية‬ ‫التجارب‬ ‫توزيع‬ ‫وفق‬ ‫على...

A field experiment was carried out during spring and fall 2017 Field Crops Experimental Laboratory, Faculty of Agriculture, Anbar University (at the alternate location, Abu Ghraib), to study the effect of deficit irrigation (R1: irrigation treatment when the field reaches 50-55% (R2 and R3: Two irrigations left after the comparison of 50-55% of the...

A field trial was conducted to investigate the effect of three levels of intermittent irrigation (R : Irrigation at 50-55% of field capacity, R 1 2 and R : withholding one and two irrigations, respectively when control treatment reach 50-55% of field capacity and continue to the end of 3 season), and cultivation pattern (ratoon and by using seeds)...

The certain crop cultivars could be adapted that characterized their performance via given trait over given environments. Thus this adaptation could be investigate by many methods. Therefore, ternary plot method advocated to assess the adaptation of ten caraway cultivars using seed yield (Mg ha-1) over two environments viz. Fallujah and Ramadi for...

A laboratory experiment was conducted in 2017 to investigate the effect of electric shock (2, 4, and 6A) with a stable 220V for 5 min, in addition to control treatment (without shock) on germination and seedling growth in henbane species (Hyoscyamus niger and Hyoscyamus muticus). 100 seeds per petri dish for each treatment were placed in the germin...

A laboratory experiment was conducted in 2017 to investigate the effect of electric shock (2, 4, and 6A) with a stable 220V for 5 min, in addition to control treatment (without shock) on germination and seedling growth in henbane species (Hyoscyamus niger and Hyoscyamus muticus). 100 seeds per petri dish for each treatment were placed in the germin...

A field experiment was conducted in spring and fall seasons in 2009 and 2010 on maize (Zea mays L.) R-106 cultivar to test quality of seed traits as influenced by position on cob and date of harvest. A split-plot arrangement in randomized complete block design of four replicates was assigned. Statistical analyses revealed that lower third kernels o...

Field emergence is one of the most important criteria in determining seed vigor because it reflects the real performance of the seeds in the field. The objective of this study is to improve field emergence of sorghum through spray of the mother plants by biochemical, organic and mineral foliar fertilizers at seed initiation stages for more than one...

Laboratory experiment was conducted to study the effect of sorghum seed priming of different concentration of organic, biochemical and mineral fertilizers on seed vigor of sorghum (Sorghum bicolor L.). Experiment was carried out at the Seed Technology Laboratory of the Field Crops Department, Faculty of Agriculture, University of Baghdad. The exper...

Abstract The wide range of genetic and environmental variations in which plant species grow, makes predicting its field emergence extremely complex matter. Therefore this study aimed to predict field emergence through laboratory germination tests for two culti- vars of each of maize (Baghdad-3 and Fejir), sorghum (Jiza-113, Inqath), sunflower (Akma...

The wide range of genetic and environmental variations in which plant species grow, makes predicting its field emergence extremely complex matter. Therefore this study aimed to predict field emergence through laboratory germination tests for two cultivars of each of maize (Baghdad-3 and Fejir), sorghum (Jiza-113, Inqath), sunflower (Akmar and shomo...

This study was conducted at experimental field, College of Agriculture, Baghdad University, Abu-Ghraib-Iraq, during winter seasons 2010-2011 and 2011-2012. Randomized Complete Block Design with three replicates arranged in a spilt-plot was used. Five genotypes (G2018, Gila, Al-mais, Aurduny and Rabee 500) represents main plots, whereas four harvest...

The idea of this patent was making a tape for measurement of leaf area in maize, as this subjects is very important in the scientific research based on the equation of Elsahookie (1985). By using this tape we can obtain directly the leaf area of plant in the field without using mathematical processes and the leaf area apparatus which are costly, as...

3102 ، ‫عندىا‬ ‫يمكف‬ ‫رطوبة‬ ‫انسب‬ ‫تحديد‬ ‫بيدؼ‬ ‫جني‬ ‫العر‬ ‫انيص‬ ‫است‬ .‫اء‬ ‫الصفر‬ ‫ة‬ ‫الذر‬ ‫مف‬ ‫اصناؼ‬ ‫بعة‬ ‫ألر‬ ‫خدـ‬ ‫ات‬ ‫مكرر‬ ‫بثالث‬ ‫المنشقة‬ ‫اح‬ ‫االلو‬ ‫تيب‬ ‫بتر‬ ‫المعشاة‬ ‫الكاممة‬ ‫القطاعات‬ ‫تصميـ‬ ، ‫وبحوث‬ ‫العز‬ ‫و‬ ‫ة‬ ‫ومسر‬ ‫(تاالر‬ ‫االصناؼ‬ ‫شغمت‬ 106 ‫شغمت‬ ‫بينما‬ ، ‫ئيسية‬ ‫الر‬ ‫اح‬ ‫االلو‬) ‫عند‬ ‫الجني‬ ‫...

01 ‫مختلف‬ ‫نباتية‬ ‫بكثافات‬ ‫الشمس‬ ‫ة‬ ‫زهر‬ ‫محصول‬ ‫اعة‬ ‫زر‬ ‫من‬ ‫الناتجة‬)‫سم‬ ‫على‬ ‫البذور‬ ‫وموقع‬ ، ‫ة‬ ‫الشمس‬ ‫ة‬ ‫زهر‬ ‫بذور‬ ‫جودة‬ ‫صفات‬ ‫بعض‬ ‫في‬)‫المركزي‬ ‫و‬ ‫الوسطي‬ ‫و‬ ‫الخارجي‬ ‫القطر‬ ‫(ثلث‬ ‫القرص‬ (Helianthus annuus L.) ‫من‬ ‫األكبر‬ ‫اص‬ ‫األقر‬ ‫بذور‬ ‫نوعية‬ ‫أفضلية‬ ‫النتائج‬ ‫أكدت‬. ‫شموس‬ ‫صنف‬ 01 ‫وزن‬ ‫متوسط‬ ‫ف...

54 (7 ‫خاص):‬ ‫)(عدد‬ 727-727 , 2175 ‫وعلك‬ ‫جياد‬ 721 ‫نسبة‬ ‫في‬ ‫الفقد‬ ‫أصناف‬ ‫من‬ ‫الحصاد‬ ‫موعد‬ ‫بتأثير‬ ‫العصفر‬ ‫جياد‬ ‫حكيم‬ ‫صدام‬ ‫مكية‬ ‫علك‬ ‫كاظم‬ ‫مدرس‬ ‫مدرس‬ ‫قسم‬ ‫الحقلية‬ ‫المحاصيل‬-‫كلية‬ ‫اعة‬ ‫الزر‬-‫جامعة‬ ‫بغداد‬ abotaha-h-2006@yahoo.com ‫المستخلص‬ ‫ال‬ ‫الموسذمين‬ ‫ل‬ ‫ذ‬ ‫خذ‬ ‫الحقليذة‬ ‫ذيل‬ ‫المحاصذ‬ ‫لقسذم‬ ‫التذابم‬...

To investigate the effect of temperature (15, 25, 35 and 45) and some plant growth regulators(GA3, Salicylic acid, 1-naphthylacetic acid, Benzyl purine-6-yl-amine and Ethephon) on seed viability of Sorghum [Sorghum bicolor (L.) Moench],Inqath variety. Study was conducted in the technology of seed and biological control lab. college of agriculture,...

78.72 ‫و‬ % 226.5 ‫و‬ ‫ملغم‬ 21.62 ‫من‬ ‫ات‬ ‫البادر‬ ‫لمحتوى‬ ‫متوسط‬ ‫أعلى‬ ‫انقاذ‬ ‫الصنف‬ ‫ات‬ ‫بادر‬ ‫أعطت‬ ‫فيما‬ .‫بالتتابع‬ ,)‫ملغم‬ (‫النايتروجين‬ 5.62 ‫بعد‬ ‫اإلضافة‬ ‫موعد‬ ‫تفوق‬ ‫النتائج‬ ‫أظهرت‬ ‫كما‬ .)% 54 ‫ات‬ ‫البادر‬ ‫ومحتوى‬ ‫الجاف‬ ‫و‬ ‫الرطب‬ ‫الوزن‬ ‫و‬ ‫البزوغ‬ ‫نسبة‬ ‫في‬ ‫اعة‬ ‫الزر‬ ‫من‬ ‫يوم‬ ‫من‬ (‫النايتروجين‬ 21.22 ‫و...

To find out a simple and efficient equation to estimate maize ear grain weight on farm (in situ), twenty three maize crosses along with two synthetics were grown in the field. On the experimental farm of the Dept. of Field Crop Sci., College of Agric., Univ. of Baghdad, seeds of twenty five maize genotypes were grown in the fall season of 2013 with...

To find out a simple and efficient equation to estimate maize ear grain weight on farm (in situ), twenty three maize crosses along with two synthetics were grown in the field. On the experimental farm of the Dept. of Field Crop Sci., College of Agric., Univ. of Baghdad, seeds of twenty five maize genotypes were grown in the fall season of 2013 with...

To find out a simple and efficient equation to estimate maize ear grain weight on farm (in situ), twenty three maize crosses along with two synthetics were grown in the field. On the experimental farm of the Dept. of Field Crop Sci., College of Agric., Univ. of Baghdad, seeds of twenty five maize genotypes were grown in the fall season of 2013 with...

abotaha-h-2006@yahoo.com elsahookieemerifus@yahoo.com ‫الحقلية‬ ‫المحاصيل‬ ‫قسم‬-‫اعة‬ ‫الزر‬ ‫كلية‬-‫بغداد‬ ‫جامعة‬ ‫الم‬ ‫ست‬ ‫خ‬ ‫ل‬ ‫ص‬ ‫بهدف‬ ‫إيجاد‬ ‫لتقدير‬ ‫وسريعة‬ ‫سهلة‬ ‫طريقة‬ ‫احدة‬ ‫و‬ ‫ورقة‬ ‫ثابت‬ ‫باعتماد‬ ‫الورقية‬ ‫المساحة‬ ‫البيضاء‬ ‫للذرة‬ (Sorghum bicolor L. Moench) ‫انقاذ‬ ‫الصنف‬ , ‫الحقلية‬ ‫المحاصيل‬ ‫لقسم‬ ‫التابع‬ ‫التجا...

Irregular flowering in capiltulum or difference in capiltulum diameter of sunflower may leads to difference in weight and full duration of seeds, which affects on the quality of seeds later. An experiment was conducted at the laboratory of seed technology, Dept. of Field Crop, College of Agriculture, University of Baghdad during the year 2012. The...

This study has been conducted to knowing the effect of different concentration of alcoholic extract 2,4,12% and the cold aqueous extract 12,15,25, 23% of the fruits of Melia azedarach on the ability of the adults of Oryzaephilus surinamensis to penetrate the filling sacks (jute and poly propline)and on them the loss percentage in the seeds rice wei...

The experiment was conducted for two seasons on the farm of Field Crop Research Station/College of Agric./Univ. of Baghdad during the winter season of the years 2009-2010 and 2010-2011 to investigate the evaluation of cultivars of wheat via harvest index (HI). Treatments were distributed in Randomized Complete Block Design (RCBD) with three replica...

44 ± 4 ‫هي‬ ‫التي‬ ‫و‬ ‫األصنا‬ ‫العالم‬ ‫و‬ ‫اق‬ ‫العر‬ ‫في‬ ‫الشائعة‬ , ‫فيتضد‬ ‫الثداني‬ ‫الجدول‬ ‫أما‬ ‫لألصدنا‬ ‫الورقيدة‬ ‫المسداحة‬ ‫قياسدات‬ ‫من‬ ‫اقها‬ ‫أور‬ ‫عدد‬ ‫يكون‬ ‫التي‬ 44 ± 4 ‫وهي‬ ‫األصدنا‬ ‫المبكدرة‬ ‫األقدل‬ ‫العدالم‬ ‫فدي‬ ‫شديوعا‬. ‫أ‬ ‫عتمدد‬ ‫ال‬ ‫جددونن‬ ‫عمدم‬ ‫قيداس‬ ‫طدول‬ ‫وهدو‬ ‫احدد‬ ‫و‬ ‫متغيدر‬ ‫الرئيسدي‬ ‫العرندو...

Afield experiment was conducted at the experimental farm ,Dept. of Field Crop Sciences, College of Agriculture, Abu-Ghraib during the spring and fall seasons of 2006 . The aim was to study the seeds viability of sorghum Inqath variety resulted from three different plant populations (200,400 and 600) thousand plant per ha . The design of experiment...

A field experiment was conducted on the form of the Dept. of Field Crop Sci. / College of Agriculture / University of Baghdad in spring and fall seasons of 2009 and 2010. Ten inbreds of maize were planted and crossed to each other to produce single crosses. In the second season, single crosses were planted along with thin parent to produce three –...

Two experiments were conducted for four seasons on the farm of Field Crop Research Station / College of Agric./Univ. of Baghdad . Seeds 0n lower and upper third of ear of maize cultivar R-106 were planting in spring and fall of 2009 under 200 and 400 kg.N.ha-1, harvested at physiologic maturity, and one month later, and planted in spring and fall o...

The experiment was carried out to test if the percent of vigorous seedlings emerged from sand in the laboratory will good fit with percent of plants grown in the field giving mean grain performance and up ( + Ẍ). The seeds used were of synthetic maize B-106. The experiment was conducted for two seasons on the farm of Field Crop Research Station/Col...

To investigate the effects of seed position on the cob (lower and upper third),seed harvested at physiological and one month later and 200 and 400 kg N/ha when grown in spring and fall of the next year, using seeds of maize synthetic B-106. The experiment was conducted for four seasons on the farm of Field Crop Research Station/College of Agric./Un...

Afield experiment was conducted at the experimental farm ,Dept. of Field Crop Sciences, College of Agriculture Abu-Ghraib during the spring and fall seasons of 2006 . The aim was to obtain the seeds of sorghum Inqath variety resulted from three different plant populations (200,400 and 600) thousand plant per ha . The design of experiment was Random...

نفذت تجربة حقلية في الموسمين الربيعي والخريفي لعام 2006 في حقل التجارب التابع لقسم علوم المحاصيل الحقلية- كلية الزراعة – جامعة بغداد لدراسة تأثير الكثافات النباتية (200 و 400 و 600 ألف نبات/هكتار) في بعض صفات نمو وحاصل الذرة البيضاء للصنف إنقاذ وفق تصميم القطاعات الكاملة المعشاة بثلاثة مكررات . نفذت تجربة ثانية لدراسة تأثير البذور الناتجة من تلك ال...