Baker, D.N. Adam, Eveline Ganganagar Lime - 1 satya dwivedi 2022, International Journal of Current Microbiology and Applied Sciences Field studies were conducted in the 2010 and 2011 growing seasons at the University of Arizona Maricopa Agricultural Center to investigate the influence of plant architecture on the crop growth, biomass partitioning, and lint yield response of upland cotton to population density under . The interaction between faba bean genotypes and plant population had significant effects on all studied characters except number of days to flowering. Hampton appears to have the potential for high seed yield under the prevailing local conditions. Increased tolerance to competition for soil resources of modern maize (Zea mays L.) hybrids increases soil resource use efficiency and yield. Username: Password: Remember me: Journal Content . Effect of plant population density on the growth and yield of sorghum varieties grown on a vertisol The data suggest that soybean depletes soil N to a lesser extent than does maize and no benefit was gained from planting soybeans at a density beyond the optimum for grain yield when residues were removed by forage harvesting. Uneven distribution of plants can reduce grain yield compared to uniform distribution at the same density [3]. 588-591 ISSN: 0974-0112 Subject: Citrullus lanatus, fruit weight, fruits, grasses, horticulture, mulches, plant growth, soil temperature, soil water, vines, volumetric water content . The obtained consequences recorded a significant effect in the vegetative characters at LSD 5% which are as follows: plant length (1.58 and 1.89), root length (2.09 and 1.42), number of leaves per . Staking was the most important factor in increasing total tuber production, which was one and a half times greater in staked than in unstaked plants and leaf-area development was closely and positively related to vine growth, and since staking and N application encouraged vine growth these treatments led to the production of plants with greater leaf area. This effect was attributed to increasing interception of light with. 7. However, long-term effects of puddling could lead to forms of large clods in fine textured soils, resulting in negative . Acock, B. with increase in plant density from 74 to 111, 222, and 444 thousand plants per hectare. To browse Academia.edu and the wider internet faster and more securely, please take a few seconds toupgrade your browser. DOI: 10.1017/S002185960005841X Corpus ID: 86631012. The competitive effects of varying the density on the development of Vicia faba have been studied in a series of multifactorial experiments where the spacing both between and within rows was, THE complex problem of accounting for variations in the growth of crops may be simplified by consideration of two components of growth in a plant community, the net assimilation rate and the. Lambert, J.R. The experiment was a split. ., Abdollah Hasanzade In the present study, the seeds named as wild mustard (Sinapis arvensis L.) and safflower (Carthamus tinctorius L.) were used as feedstocks for production of biodiesels. The fields having 225,000 plants per hectare produced the highest paddy yield of 4.6 ton/ha that was about 41 percent higher than the field with 175,000 plants per hectare. and and Seed rate to be used for sowing can then be calculated using the following formula. The effect of six plant population densities i.e. A possible genetic characteristic conducive to low optimal plant population is greater partitioning of dry matter into branches within the canopy. By clicking accept or continuing to use the site, you agree to the terms outlined in our. We use cookies to distinguish you from other users and to provide you with a better experience on our websites. The effects of plant density on population yield and economic output value in maize and soybean intercropping were studied with the design of the double saturated D-optimal regression. The seed yield of bean is the result of many plant growth processes which ultimately influence the yield components such as pods/plant, seeds/pod, and unit weight of seed. "shouldUseShareProductTool": true, Giza 75 was sown at 166,000, 222,000 and 333,000 plants/ha and given foliar applications of 0, 250, 500 and 750 ppm Cycocel (chlormequat) or Alar (daminozide). The only reliable method of determining the fertilizer needs of a lawn is through a soil test to reveal the soil's native fertility, which will pinpoint potential problems you could not be aware of. The, Summary: Render date: 2022-11-04T02:21:12.256Z They found the risk of not achieving full grain yield potential was greatest when final stands were below 26,000 plants per acre. Whisler, F.D. Under high plant population individual plant yieldwill be low due to narrow spacing leading to competition between plants. Light seems to be the major factor controlling grain yield in this variety of soya bean, low light intensity under the plant leading to a reduction in the number of side branches, number of pods per plant and number of nodes with pods. Yield per plant decreases gradually as plant population per unit area is increased, but yield per unit area increases upto certain level of population 8. interaction effects on grain yield were significantly higher under the highest PPD (148,148. plants/ha) and 20, 40 and . Hostname: page-component-6f888f4d6d-82j64 Fye, R.E. (Log in options will check for institutional or personal access. ., Amir Fayaz Moghaddam T1 (40000 plants ha-1), T 2 (60000 plant ha -1), T 3 (8 0000 plants ha -1), T 4 (100000 plants ha -1), T 5 (120,000 . Unfortunately you do not have access to this content, please use the, Hostname: page-component-6f888f4d6d-82j64 Bernhart, Maria "useSa": true Field experiments were conducted to evaluate plant population and N-fertilizer effects on yield and yield components of maize (Zea mays L.).Three levels of plant populations (53000, 66000, and 800000 plants ha 1 corresponding to spacings of 75 25, 60 25, and 50 25 cm) and 4 doses of N (100, 140, 180, and 220 kg ha 1) were the treatment variables. 1.9.1 Main Objective. 2017) and higher population levels, plants under different environmental stress conditions, or the soybean growth stage when H. zea infests the field could provide more insight on potential compensation mechanisms to H. zea reproductive tissue feeding. In Pakistan grain yield of maize is very low as compared to other maize growing countries like Italy (9530 kg ha-1), Canada (6630 kg ha-1), China (4570 kg ha-1) and Argentina producing average maize yield of 5650 kg ha-1 (Tahir et al., 2009). Meloidogyne graminicola is a destructive soil-borne pathogen that causes rice yield losses (Oryza sativa L.) in tropical and subtropical areas. Reddy, V.R. Winkler, Johanna Feature Flags: { A. C. Enyi}, journal={The Journal of Agricultural Science}, year={1973}, volume={81}, pages={131-138} } View all Google Scholar citations Enter the email address you signed up with and we'll email you a reset link. Whereas plant population had significant influences on days to 50% flowering, days to 50% maturity, number of branch, number of nodules, plant height, leaf area, number of pods, number of seed per . Soil Science. The experiment was conducted by Augmented Experimental Design consisting of, Oilseeds are of great value in nutritional demands of mankind, animal feeding, and medicine. Plant population density plays an important role on crop growth and yield as response to light penetration and photosynthesis rate. ., Abdollah Hasanzade Summary In soya beans (var. 2011 English. plant height, dry matter, cob length, number of grain cob 1, cob weight, and test weight (Table 1).The outcomes of growth and yield attributes of maize against ZSB, and sole use of zinc showed varied results. Semantic Scholar is a free, AI-powered research tool for scientific literature, based at the Allen Institute for AI. Total loading time: 0.228 Salt removal ability in leaf sheaths is a. DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for . The plant population range for confection-type sunflower hybrids ranges from 12,000 to 18,000 plants per acre. Field trials were therefore conducted to study the effects of four plant densities, varying from 2.0 to 12.5 plants m-2 on water and radiation use and performance of two Masakwa . Mean D-leaf width decreased with increasing population. Robinson and Worker (1969) concluded that the population influence on yield is the same over a wide range of climates. Periodical Article for Undergraduate. Measurements were taken at seventy five days after planting . 1.9.2 . "displayNetworkTab": true, Light seems to be the major factor controlling grain yield in this variety of soya bean, low light intensity under the plant leading to a reduction in the number of side branches, number of pods per plant and number of nodes with pods. The production of biodiesel from the cold pressed oil of safflower of Balci variety grown in Yozgat ecological condition has been carried out and the fuel properties of the biodiesel produced were compared with that of TS EN 14214. "useRatesEcommerce": false, SAS is utilized throughout to analyze and model growth curves, aiding readers in estimating specialized growth rates and curves. Pucher, Michael A. 3H55F4/149/1) grown in Tanzania, the total dry matter per plant, pod weight/stem weight, shelling percentage, number of nodes per plant, number of pods per plant, percentage number of nodes with pods, number of filled pods per plant, number of branches per plant, and grain weight from side branches decreased with increase in plant density from 74 to 111, 222, and 444 thousand plants per hectare. There was a greater positive relationship between total tuber yield and leaf area duration between tuber initiation and the final sampling period than that between it and absolute Leaf area duration. The study was conducted during th . Initial rapid tillering resulted in a maximum tiller density within 37 to 63 d after seeding (DAS). ., Shahin Yazdifar Factorial combinations of four intra-rows (40, 60, 80, 100 cm) and four inter-row plant spacings (60, 80, 100, 120 cm) were laid out in a randomized complete block design with three replications. ., Sahab Rahmanzade cultivars 29 (local origin) and Orba (national origin) were grown at four populations in two experiments during the d Plant population plays an important role in quality sugar beet pro duction. Plant population density, Leaf dry matter, Moringa, growth, plant . Effect of plant population on growth and yield of soya, Faculty of Agriculture, University of Bar es Salaam, Tanzania, https://doi.org/10.1017/S002185960005841X, Get access to the full version of this content by using one of the access options below. Close this message to accept cookies or find out how to manage your cookie settings. Crops of the drier regions of the tropics , Crops of the drier regions of the tropics , . for this article. The highest shoot dry weight and leaves dry weight per unit area was achieved in plant density of 10 pl.m 2 but the highest essential oil yield obtained in plant density of 8 pl.m 2. Wade et al. and Reddy, V.R. Abiotic and biotic stress factors negatively influence the growth, yield, and nutritional value of economically important food and feed crops. However, this population-virus interaction was not evident when examining individual components of fitness. It was concluded that under Botswana conditions or in semi-arid areas, safflower should be planted at 50 cm 20 cm or wider in order to maximize yield and oil content and allow the plants to express their maximum genetic potential. You can download the paper by clicking the button above. Safflower is. 113 CRM, the optimum plant population was 28,000 plants per acre. 3H55F4/149/1) grown in Tanzania, the total dry matter per plant, pod weight/stem weight, shelling percentage, number of nodes per plant, number of pods per plant, percentage number of nodes with pods, number of filled pods per plant, number of branches per plant, and grain weight from side branches decreased with increase in plant density from 74 to 111, 222, and 444 thousand plants per hectare. Render date: 2022-11-04T02:21:12.256Z <jats:p>The objective of the study was to determine the effect of plant population on the growth and yield of maize. View all Google Scholar citations A field experiment was conducted at wondo genet Agriculture research center under the irrigated conditions to determine the effect of intra and inter-row spacing on growth and yield of Artemisia (Artemisia annua L.) during the two successive seasons of 2013 and 2014. SALISBURY, C. D. Medicine Insect Science. "isUnsiloEnabled": true, It is suggested that potential exists to increase biomass productivity by expanding the seasonal interval of photosynthesis, and that in the case of double-cropping, expansion of leaf duration is not necessarily associated with reductions in leaf efficiency. In soya beans (var. Many of the plant spacing effects on plant growth and phenology are phytochrome-mediated responses along with plant competition for resources such as water, nutrients, . Over the range of the densities studied grain yield was positively related to number of side branches but negatively related to dry-matter production, leaf area duration and percentage of light intercepted. In this context, a field experiment was conducted to study the effect of herbicides on soil microflora, root nodulation, growth and yield of chickpea under rainfed condition during the rabi season of 2017-18 and 2018-19 at Zonal Research Station, Chianki, Palamau, (Birsa Agricultural University, Ranchi), Jharkhand (India). Winkler, Johanna The lower populations are used under dryland conditions when soil-water levels at planting are low and the higher populations are used under irrigation. Information on optimum fertilizer rates and plant population density has not been. Maize plant height is a very important parameter for biomass yield and nutritional quality of silages, and it also reflects crop growth attained during the growing period. Effect of Plant Growth Regulators and Micronutrients Spray on Growth, Fruit Yield and Quality of Acid Lime (Citrus aurantifolia Swingle) cv. Effect of Plant Population Density on Growth and Leaf Yield of Moringa Oleifera Lam. Soybean (Glycine max (L.) Merr.) Grain yield per hectare decreased by 38, 51, and 72% respectively with the increases in plant population, but yield of total dry matter per hectare showed a significant increase with density. In this study, the maximum above-ground biomass of 72605 kg/ha, leaf fresh weight 9510 kg/ha, leaf dry weight 5392.7 kg/ha, and Essential oil yield of 23.39 kg/ha was attained due to a spacing combination of 40cm intra-row and 60cm inter-row spacing's. In soya beans (var. The experimental approach was to grow field corn at various population densities to permit variations in amount and manner of light interception, and the growth rate of the crop in terms of dry matter accumulated in both shoot and root tissues is interpreted in relation to light interception by the foliage assemblages. A higher number of plants is related to a higher number of fruit clusters and a higher number of fruits and, thereby, higher yield [12, 13]. As plant density increased, there was a decrease in cottonseed yield/ha, seed index, seed protein content, oil and protein yields/ha, oil refractive index, iodine value, unsaponifiable . This equation was used (with these symbols) by . On the other hand, when the number of plants per unit area decreased, the yield also decreased. This combination allows organic matter to disperse through the soil and also allows plants to access the nutrients they retains and enhance the soil's fertility. An experiment was undertaken to determine the yield component and yield of haricot bean (Phaseolus vulgaris L.) varieties in the semiarid region of Dire Dawa, Ethiopia. (Log in options will check for institutional or personal access. A set of studies was conducted to evaluate the effect of two seed . A field experiment was conducted at wondo genet Agriculture research center under the irrigated conditions to determine the effect of intra and inter-row spacing on growth and yield of Artemisia (Artemisia annua L.) during the two successive seasons They do so by dissolution, aeration, soil . } McKinion, J.M. 3H55F4/149/1) grown in Tanzania, the total dry matter per plant, pod weight/stem weight, shelling percentage, number of nodes per plant, number of pods per plant. When seed samples of spring wheat (Triticum aestivum L., cv. "displayNetworkMapGraph": false, For late maturing varieties (more than 113 CRM) the optimum plant population was 26,000 plants per acre. Effect of sowing dates and spacing on growth and yield of July 16th, 2020 - 45 row spacing whereas lowest leaf number 28 84 and leaf area per plant 97 76 sq cm was recorded with 15th August sowing and 45x30 . Effects Of Nitrogen Levels And Plant Populations On Growth And Yield Of Chickpea (Cicer Arietinum L.) Under Dryland Conditions In Kenya . The objective of this study, Two field experiments were carried out at the Botswana University of Agriculture and Natural Resources in Southern Region of Botswana to evaluate the effects of plant density and genotypes on yield, This research was conducted at Applying Research Field, Faculty of Agriculture, Namk Kemal University, Tekirda in 2016. Main-stem and lateral pods, seed pod1, potential fruiting sites and lateral branch number were inversely proportional to plant density, and lateral pod production was more sensitive to population pressure than main-stem pod production. Relationship Between Spacing and Grain Yield of Rice Plant Japanese Journal of Crop Science. Content may require purchase if you do not have access. Giza 75 was sown at 166,000, 222,000 and 333,000 plants/ha and given foliar applications of 0, 250, 500 and 750 ppm Cycocel (chlormequat) or Alar (daminozide). The minimum plant population that maximized grain yield in a 76-cm row spacing was 94,000 plants ha 1 but was 109,000 plants ha 1 in a 51-cm row spacing (Table 5). Effect of Plant Growth Regulators on Yield and Quality of Tomato (Solanum Lycopersicum L.) Under Mid-Hill Conditions of Himachal Pradesh Whisler, F.D. Although final vegetative above-ground . That level of plant population is called as optimum population 9. Crop growth rate increased with increasing leaf area, BEGONIA, G. B. Neugschwandtner, Reinhard W. 2019. The zinc fertilizer and zinc-solubilizing bacteria positively affected the growth and yield parameters, viz. . Has data issue: true Semantic Scholar is a free, AI-powered research tool for scientific literature, based at the Allen Institute for AI. "isUnsiloEnabled": true, Seed rate = 100 x 35/90 or 39 kg ha-1 (check the first table for likely establishment percent).. For a plot size of 10 m x eight rows (at 20 cm spacing), or 0.0016 ha . An increase in plant density has no effect on the growth and yield of common beans. (2002) concluded that higher grain yield were observed with increasing plant densities. To determine the effect of different plant densities on the yield and growth of common bean. Burcky and Winner (1986) found that increasing plant population resulted in higher root yield and/or higher sucrose con tent. In population ecology and economics, maximum sustainable yield (MSY) is theoretically, the largest yield (or catch) that can be taken from a species' stock over an indefinite period.Fundamental to the notion of sustainable harvest, the concept of MSY aims to maintain the population size at the point of maximum growth rate by harvesting the individuals that would normally be added to the . Fye, R.E. ADEKOLA O.F, ABDULRAHAMAN A.L. Lambert, J.R. 6. Published online by Cambridge University Press: User. This paper is the report of a study of the effect of space and arrangement of plants on the production of soybeans in the northeastern range of their production. 1991. Total above-ground phytomass (TAGPM) was not significantly different among the plant populations, either during or at the end of the growing season. SUMMARY [3] observed that the population of plants per square meter (density) and arrangement of individual plants within a square meter determines nutrient use and grain yield of maize. 1986. Smooth Cayenne pineapples were planted in November 1986 in the Eastern Cape, South Africa, at plant population densities (population) of 43 421, 56 666, 65 570 and 82 500 plants ha-1.Plots were fertilized with 600 or 900 kg ha-1 of nitrogen applied to the plant and ratoon crop. Two-week-old rice plants were inoculated with different M. graminicola densities (250, 500 . Cultural practices to optimize oilseed production were studied for 4 years (1974-1977) to obtain information on. The range of plant height (1.83 to 2.45 m) in our study was consistent with the results (1.97 to 2.27 m) of [ 27 ]. The results showed that plant density and . 2007. Soybean yields, pod and branch numbers were inversely related to the height of velvetleaf (Abutilon theophrasti). Components of growth, net assimilation rate and leaf area index. Baker, D.N. Growth, Yield Attributes and Yield. Effect of plant population on growth and yield of soya bean( Glycine max ) @article{Enyi1973EffectOP, title={Effect of plant population on growth and yield of soya bean( Glycine max )}, author={B. Timmo) were aged they showed delayed field emergence and slower seedling growth. Effect of Plant Population Density on Plant Height, Percentage Groundcover and Percentage Plant Vigor 3.1.1. Hodges, H.F. Klug, Martin 27 March 2009. It is shown that for many crops, earlier maturity is associated with higher harvest index, and/or it has been shown that photoperiod gene(s) control partitioning of photosynthate toward reproductive growth versus toward competitive partitioning to continued vegetative growth. ) the optimum plant population density has an effect on the growth and yield safflower. 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