scholarly journals Effect of Nutrient Management through Bio Organic Manures on Quality of Acid Lime (Citrus aurantifolia Swingle)

Author(s):  
V. Vijay Prabha ◽  
A.Vignesh Kumar ◽  
Y. Angel ◽  
S. Abinaya ◽  
G. Pradeep Kumar

Acid lime (Citrus aurantifolia Swingle) is one of the commercial fruit crops which occupies important place in the fruit industry, but yield levels of citrus orchards are still very low. Alternate nutrient management system could help in achieving high yield and quality of acid lime. Thus, an investigation was undertaken on the “Effect of nutrient management through bio-organic manures on quality of acid lime (Citrus aurantifolia Swingle)” in the Department of Horticulture, Faculty of Agriculture, Annamalai University, Annamalainagar, Tamil Nadu, India during 2016 – 2018. The experiment was laid out in randomized block design with twelve treatments, various organic manures, biofertilizers along with inorganic fertilizers including recommended dose of fertilization @ 100%, 75%, 50%, farm yard manure @ 100%, 50%, Vermicompost @ 100%, 50%, Biofertilizers ( 25g Azotobacter + 25g phosphate solubilising bacteria + 150g vesicular arbuscular mycorrhizal) were applied. The quality characters of acid lime were studied at different stages. The observations recorded viz., plant height (m), canopy spread east-west (m), canopy spread north-south (m), canopy height (m), no. of leaves per canopy, leaf area (cm2). The results revealed that plants treated with of T8 -75% RDF + 50% FYM + 50% Vermicompost + Biofertilizers (25g Azotobacter + 25g PSB + 150g VAM) was observed maximum plant height (m), canopy spread east-west (m), canopy spread north-south (m), canopy height (m), no. of leaves per canopy, leaf area (cm2).

Author(s):  
Y. Angel ◽  
A. Vignesh Kumar ◽  
S. Abinaya ◽  
G. Pradeep Kumar

Acid lime (Citrus aurantifolia Swingle) is one of the commercial fruit crops which occupies an important place in the fruit industry, but yield levels of citrus orchards are still very low. An alternate nutrient management system could help in achieving a high yield and quality of acid lime. Thus, an investigation was undertaken on the “Effect of nutrient management on productivity and quality of acid lime (Citrus aurantifolia Swingle)” during 2016 – 2018. The experiment was laid out in randomized block design with twelve treatments, various organic manures, biofertilizers along with inorganic fertilizers including recommended dose of fertilization @ 100%, 75%, 50%, farm yard manure @ 100%, 50%, Vermicompost @ 100%, 50%, Biofertilizers (25 g Azotobacter + 25 g phosphate solubilising bacteria + 150 g vesicular arbuscular mycorrhizal) were applied. The yield and quality characters of acid lime were studied at vegetative and reproductive stages. The observations recorded viz., fruit setting (%), fruit diameter (cm), number of fruits per plant, fruit weight (g), yield per tree (kg) and yield per hectare (tonnes). The results revealed that plants treated with T12 ( 50% RDF+ 75% Vermicompost + Biofertilizers (25 g Azotobacter +25 g PSB +150 g VAM) was observed maximum fruit setting (%), fruit diameter (cm), number of fruits per plant, fruit weight (g), yield per tree (kg), yield per hectare (tonnes). The maximum net income (Rs. 281511.5 / ha) and benefit:cost ratio (4.72: 1) was observed in the treatment T12-50% RDF + 75% FYM + 75% Vermicompost + Biofertilizers (25 g Azotobacter + 25 g PSB + 150 g VAM) which was superior to other treatments.


2013 ◽  
Vol 35 (4) ◽  
pp. 532-539 ◽  
Author(s):  
Lizandro Ciciliano Tavares ◽  
Daniel Ândrei Robe Fonseca ◽  
André Pich Brunes ◽  
Cassyo de Araujo Rufino ◽  
Géri Eduardo Meneguello ◽  
...  

The objective of this study was to assess physiological quality of seeds and the initial growth of lowland rice seedlings, cv. PUITA INTA-CL, treated with a product based on Zinc, Boron and Molybdenum. The following dosages of product were used: 0 (control), 50, 100, 150 and 200 mL.100 kg-1 seed. A completely randomized experimental design was used, with 10 treatments and four replications. Physiological quality of seeds was assessed by following tests: germination; first count of germination; and length and dry phytomass of seedlings. The initial growth was assessed at 7, 14, 21, 35, and 42 days after emergence (DAE) through plant height, leaf area and dry phytomass of aerial parts and roots. It was concluded that the treatment of rice seeds with the product containing Zinc, Boron and Molybdenum up to the dosage tested of 200 mL.100 kg-1 seed does not influence germination, first count of germination, and the dry phytomass of aerial parts and roots; however, negatively influences seedling length. In addition, it also promotes greater plant height, higher leaf area, higher production of dry phytomass of seedlings, and increase on the growth rate, until 42 DAE.


2017 ◽  
Vol 2 (02) ◽  
pp. 197-200
Author(s):  
Rajeev Kumar ◽  
Sanjeev Kumar ◽  
Anil Kumar ◽  
B. B. Singh ◽  
Ravendra Singh ◽  
...  

A field experiment was conducted in the Department of Agricultural Botany, Janta Mahavidiyalaya Ajeetmal, Auraiya (C. S. J. M. University, Kanpur) during 2014, to evaluate the effect of various levels of nitrogen on growth, yield and quality of fodder maize. 3 treatments were taken up (viz.,T1 75, T2 100 and T3 125 kg nitrogen ha-1 along with control (T0).Plant height, dry matter accumulations (t ha-1), forage yield (t ha-1) increased with increasing levels of nitrogen, while stem diameters (cm), leaf area (cm2), fresh weight (g), crude protein percent decreased with increasing levels of nitrogen.


Author(s):  
M. Prabhu ◽  
S. Parthiban ◽  
A. Ramesh Kumar ◽  
B. Usha Rani ◽  
A. Vijayasamundeeswari

The nutritional need of acid lime is unique and differs from other fruit crops as it has continuous flowering and heavy fruiting habit. An experiment was conducted with the key objective of studying the effect of integrated nutrient management system on yield and quality of acid lime, variety PKM 1. In this study, application of 100 per cent recommended dose of fertilizers (600:200:300 g NPK plant-1 year-1 )+ Azospirillum (100g plant-1) + phosphobacteria (100g plant-1) + Arbuscular Mycorrizhal Fungi (500g plant-1) + Trichoderma harzianum (100g plant-1) has showed a superior performance regarding yield, yield attributing components and quality attributes of acidlime.


2016 ◽  
Vol 3 (1) ◽  
pp. 17
Author(s):  
. Djumali

<p>Hasil dan mutu tembakau temanggung merupakan hasil interaksi pengaruh genetik tanaman dan kondisi ling-kungan tumbuh. Pada tembakau virginia, peubah-peubah agronomi tanaman merupakan karakter genetik ta-naman yang mempengaruhi hasil dan mutu. Pada tembakau temanggung, hal ini belum diketahui. Penelitian yang bertujuan untuk memperoleh peubah agronomi sebagai karakter genetik tembakau temanggung dan ka-itannya dengan hasil dan mutu rajangan kering dilakukan di rumah kaca Balittas, Malang sejak Maret–Agus-tus 2008. Sembilan kultivar tembakau temanggung disusun dalam rancangan acak kelompok yang diulang ti-ga kali. Pengamatan dilakukan terhadap peubah agronomi yang dimulai pada saat pemangkasan sampai pa-nen akhir. Hasil penelitian menunjukkan bahwa peubah agronomi yang meliputi tinggi tanaman, sudut daun, luas daun, jumlah daun, bobot spesifik daun, luas daun per helai, bobot kering tanaman, bobot kering tajuk, bobot kering akar, rasio tajuk/akar, bobot kering batang, bobot kering daun, bobot kering bunga, dan bobot kering tunas samping merupakan karakter genetik tembakau temanggung. Karakter agronomi tersebut mem-pengaruhi hasil dan mutu rajangan kering dengan total pengaruh masing-masing sebesar 92,8% dan 76,7%. Lima karakter agronomi utama yang mempengaruhi hasil rajangan kering adalah luas daun per helai, jumlah daun, bobot spesifik daun, tinggi tanaman, dan bobot kering daun dengan total pengaruh sebesar 89,4%. Adapun lima karakter agronomi utama yang mempengaruhi mutu rajangan kering adalah luas daun, rasio tajuk/akar, bobot kering tanaman, bobot kering bunga, dan tinggi tanaman dengan total pengaruh sebesar 75,7%.</p><p> </p><p>The yield and quality of temanggung tobacco are influenced by plant genetic and growth environmental. In virginia tobacco, plant agronomic variables were genetical characteristics determining yield and quality. The effect of agronomical characteristic on yield and quality of temanggung tobacco is not yet well defined. The research which aim to find plant agronomical variables as genetic characters and its relationship on dry slice and quality of temanggung tobacco, was conducted in glass house of IToFCRI, Malang from March–August 2008. Nine cultivars of temanggung tobacco were arranged in randomized block design and three replica-tions. The results showed that agronomic variables i.e. plant height, leaf angle, leaf area, number of leaf, spe-cific leaf weight, leaf area per strand, plant dry weight, shoot dry weight, root dry weight, shoot/root ratio, bast dry weight, leaf dry weight, flower dry weight, and sucker dry weight were genetic characters of temang-gung tobacco, which had effect on yield and quality with total effect of them were 92.8% and 76.7% res-pectively. Leaf area per strand, number of leaf, specific leaf weight, plant height, and leaf dry weight were agronomical characteristics which had significant effect on dry slice yield of 89.4%. Leaf area, shoot/ root ra-tio, plant dry weight, flower dry weight, and plant height were agronomical characteristics which had signi-ficant effect on quality of 75.7%.</p>


2020 ◽  
Vol 3 (2) ◽  
pp. 141
Author(s):  
Libria Widiastuti

Dahlias have a high potential for development in West Sumatra Province. This is based on a number of cities in West Sumatra such as Bukit Tinggi and Agam Regency which have designated themselves as "The City of Dahlia" to develop the potential of this biological resource. The objectives to be achieved in this study are: (1) to determine the effect of various types of planting media that are good for growth and quality of flowers on dahlia plants. (2) to determine the effect of various types of liquid organic fertilizer which is good for growth and flower quality in dahlia plants. (3) to determine the interaction of various types of planting media and liquid organic fertilizer types on the growth and quality of flowers in seruni plants. This research was conducted from July to October 2019 in Kudu Baki Sukoharjo, Central Java, with a height of 100 meters above sea level. The experiments were arranged in a Completely Randomized Design (CRD), which consisted of two factors and three replications. Kinds of Planting Media (M) consist of 4 levels, namely: top soil, husk charcoal, bamboo leaf humus, and fern. Liquid Organic Fertilizer (P) consists of 3 levels, namely: IN Grow, GDM, and Grow more. The results showed that the treatment of organic fertilizer in Grow Grow and rice husk charcoal growing media showed the highest results significantly for all observations, namely plant height, leaf area, flower appearance, flower diameter, tuber diameter and harvest age. Growmore fertilizer treatment and top soil planting media showed the lowest results significantly for all observed parameters, namely plant height, leaf area, flower appearance, harvest age, flower diameter and plant shelf life. There was no interaction between the treatment types of the planting media and the types of liquid organic fertilizer on all observational parameters.


HortScience ◽  
2006 ◽  
Vol 41 (4) ◽  
pp. 1053E-1054 ◽  
Author(s):  
Kent D. Kobayashi ◽  
Andrew F. Kawabata ◽  
Joanne S Lichty

Photoselective shadecloths that manipulate light quality may enable nursery growers to achieve desired plant growth. This ability to manage plant habit could give growers an additional nonchemical tool to improve potted plant quality. The objective of this study was to determine growth and flowering responses of potted Dracaena and Anthurium plants to four shadecloths. Dracaena deremensis `Janet Craig' and Dracaena marginata `Colorama' cane top-cuttings were placed in 70% black cinder: 30% peat moss media. Anthurium `Lola' liners were transplanted into 100% black cinder medium. Plants were grown in a greenhouse under 70% shadecloths: black, gray, red, and blue. Four months after planting, Dracaena `Janet Craig' had more new leaves under red shadecloth (10.4) compared to other shadecloths (8.9–9.3). Leaf area was less with red shadecloth (340 cm2) than other treatments (380-388 cm2). Plants under the red shadecloth had the lowest grower evaluation scores (5.4; 1 = poor, 10 = excellent) than those under other shadecloths (7.2–8.2), but all plants were considered marketable. Dracaena `Colorama' plants under red shadecloth had the greater plant height increase (20.1 cm) than those under other shadecloths (10.1–13.2 cm). Red shadecloth resulted in more new leaves (26.2) compared to other treatments (18.0–21.4). Anthurium `Lola' flower height 9 months after transplanting was less under red shadecloth (23.0 cm) than under black (33.0 cm). The number of flowers/pot was greater under red shadecloth (3.17) compared to those under other shadecloths (0.50–1.33). Flower size was greater (35.2 cm2) under red shadecloth than under black (20.0 cm2). Photoselective shadecloths may be used to nonchemically manipulate plant growth and improve the quality of potted Dracaena and Anthurium plants.


2013 ◽  
Vol 35 (1) ◽  
pp. 28-34 ◽  
Author(s):  
Lizandro Ciciliano Tavares ◽  
Cassyo de Araújo Rufino ◽  
André Pich Brunes ◽  
Felipe Freire Friedrich ◽  
Antonio Carlos Souza Albuquerque Barros ◽  
...  

The objective of this study was to evaluate the physiological performance of wheat seeds coated with micronutrients. The treatments were combinations of two products based on micronutrients, product "A": 780.0 g.L-1 of zinc and product "B": 182.4, 7.6 and 45.6 g.L-1 of zinc, boron and molybdenum, respectively, with five dosages of the products: 0, 1, 2, 3 and 4 mL. kg-1 seed, totaling 10 treatments with four replications. Physiological quality of the treated seed was evaluated from germination and vigor tests and the early plant growth from determinations of shoot dry weight, plant height and leaf area at 10, 20 and 30 days after emergence (DAE), as well as the rate of crop growth, relative and net assimilation. Seed yield and physiological quality were determined after harvest. It was concluded that coating wheat seeds with the product "A" , based on zinc and "B", consisting of zinc, boron and molybdenum, respectively, up to a dosage of 4 mL.kg-1 seed, did not adversely affect the physiological quality of the treated seeds or those produced. Both products tested resulted in increases in leaf area, plant height and shoot dry weight up to 30 DAE, as well as a higher seed yield.


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