scholarly journals Effect of NPK Water-soluble Fertilizer on Growth, Yield and Nutrient Uptake of Finger Millet

Author(s):  
N. Senthilkumar ◽  
G. Gokul

Background: The availability of macro and micronutrients added to the soil are affected by soil environmental factors leading to various losses. When a similar amount of fertilizer is applied through foliar application, its use efficiency is increased many folds. In the sandy loam soil, foliar applied fertilizers are up to 20 times more effective as compared to soil applied fertilizers. Water soluble fertilizer of 19:19:19 grade N: P: K is totally water soluble and present in crystalline powder form. It can be applied to the crop by fertigation or through foliar spraying. Instant uptake of nutrients by the plants resulting in significant and quick improvement in crop growth. Humic acid when applied to field converted into readily available humic substances which directly or indirectly effect the plant growth. Foliar application of nutrients along with soil application of nutrients increase the yield and to improve the quality of cereal crops .Keeping the aforesaid facts in consideration, the present investigation was carried out to study effect of NPK water soluble fertilizer on growth, yield and yield attributes and nutrient uptake of ragi. Methods: The present investigation was carried out during January – May 2018 at farmers field, kamarajapuram village, Katpadi Taluk, Vellore district, Tamil Nadu, India. The experiments were laid out in RBD (Randomized Block Design), Ragi [Elusine coracana (L.) Gaertn], CO-14 variety were taken into study. The experimental soil was sandy loam, 10 treatments with replicated thrice. The soil and plant sample was collected periodically proceed with standard analytical and statistical method followed. Result: Our investigations the soil and foliar feeding of nutrients along with water soluble fertilizer and humic acid combined treatment T10 (Soil application of 50% RDN + foliar spray of 50% RDN and 100% P and K through water soluble fertilizer [on 20 and 40 DAT] + foliar spray of humic acid 0.1% [on 20 and 40 DAT]) was significantly superior in performance with respect to growth, yield attributes, quality and nutrient uptake by ragi. It can be recommended to farmers to achieve more benefit from finger millet.

2018 ◽  
pp. 49-51
Author(s):  
K. MUTHUMANICKAM, A. ANBURANI

Field investigation was carried out to study the influence of quality parameters and nutrient uptake of brinjal hybrids due to application of various levels of water soluble fertilizer. Foliar spray of NPK (19:19:19) at 0.5 per cent and 1% along with 100 and 75% recommended dose of NPK (200:150:100 kg ha-1) with 5 and 7 sprays, each starting from 30 DAT at 10 d interval, formed twenty treatments in two hybrids. Results showed that among the two different concentrations of foliar applied nutrients, 7 sprays of 1% NPK (19:19:19) along with 100 per cent recommended dose of fertilizer (200:150:100 kg ha-1) recorded the ascorbic acid content, total soluble solids (TSS) and total phenol content. Uptake of major nutrients was found to be the highest due to foliar application of 1 per cent water soluble fertilizer (7 sprays) along with 100 per cent recommended dose of fertilizer.


Author(s):  
N. N. Lingaraju ◽  
C. S. Hunshal ◽  
S. R. Salakinkop

A field experiment was undertaken during kharif 2012 to study effect of biofertilizers and foliar application of organic acids on yield, nutrient uptake and microbial activity of soybean at MARS, Dharwad under rainfed condition. The experiment was laid out in RCBD factorial having twenty treatment combinations and replicated thrice. The treatments comprised of four P-Solubilizers (PSB, VAM, PSB + VAM and Control) and five foliar spray of organic acids (Humic acid, Lecithin, Citric acid, Maleic acid and control). The results revealed that higher seed yield of soybean (35.96 q ha-1) was obtained with the treatment combination of dual inoculation of PSB+VAM with foliar spray of 0.1% humic acid at flower initiation and was higher to an extent 22.5 per cent compared to control (27.90 q ha-1). Similar trend was observed on microbial activity and nutrient uptake (N, P2O5 and K2O) of the soybean crop.


Author(s):  
E. Ajay Kumar ◽  
K. Surekha ◽  
K. Bhanu Rekha ◽  
S. Harish Kumar Sharma

A field experiment was conducted during Kharif 2018 at College Farm, College of Agriculture, PJTSAU to evaluate the effect of various sources of zinc and iron on grain yield, nutrient uptake and grain quality parameters of finger millet. The experiment was laid out in a randomized block design with 14 treatments and replicated thrice.The results revealed that application of different Zinc and iron sources at different rates significantly influenced the grain yield, nutrient (N, P and K) uptake and grain quality parameters (protein and calcium content) of finger millet. Highest grain yield (3653 kg ha-1), protein (11.25%) and calcium content (2.33%) in grain were obtained in the treatment receiving RDF + foliar application of FeSO4 @ 0.5% twice at 30 and 60 DAS which was on par with treatment receiving RDF + foliar application of Fe-humate twice at 30 and 60 DAS (3612 kg ha-1, 10.90% and 2.0%) and the lowest grain yield (1995 kg ha-1), (6.25%) and calcium content (1.10%) were recorded with application of RDF alone. The nutrient uptake (N, P, K and Fe) at all the crop growth stages was significantly higher with the treatment receiving RDF (60:40:30 kg N,P2O5 and K2O kg ha-1) + foliar application of FeSO4 @ 0.5% twice at 30 and 60 DAS which was on par with treatment receiving RDF+ foliar application of Fe-humate twice at 30 and 60 DAS. Highest iron uptake was recorded in treatment receiving RDF+foliar application of FeSO4 @ 0.5% twice at 30 and 60 DAS which was on par with T8, T14 treatments.The highest nutrient uptake of Zinc was obtained in treatment receiving RDF + Zn Humate foliar spray @ 0.25% twice at 30 and 60 days after sowing which was on par with treatment receiving RDF + Zn Humate soil  application. Contrary to the grain yield, nutrient uptake, protein and calcium content there were no significant differences between treatments with respect to Zn, Fe and carbohydrate content in grain.


Author(s):  
Lalita Bhayal ◽  
Aakash . ◽  
M.P. Jain ◽  
Divya Bhayal ◽  
Kamlesh Meena

Background: Dryland is characterised by drought/dry spell (s) of 10 to 15 days and is the main reason for decline in soybean production. The aim of this study was to develop a strategy of drought amelioration by using foliar sprays and enhancement of yield, quality, energetics and carbon footprint. Methods: A field experiment was carried out at Rajmata Vijayaraje Scindia Krishi Vishwa Vidyalaya, College of Agriculture, Indore, (M.P.) during 2017-18 under spilt-plot design having two main plot treatments viz., foliar application at dry spell (F1), foliar application after dry spell (F2) and seven sub plot treatments i.e. different variants of foliar sprays (DVFS). Different growth, yield, quality, energetic and carbon footprint traits were recorded. The data were analyzed using standard statistical procedures. Result: The highest growth, yield, quality and energetic parameters were recorded for F1 as compared to F2. In case of DVFS, foliar application of water soluble complex fertilizer 19:19:19 (NPK) @ 0.5% + 0.5% ZnSO4 (T4) produced maximum values for growth, energetics, carbon footprint, oil (22.5%) and protein (43.1%) content as well as produced maximum yield.


Author(s):  
C. Nagamani ◽  
V. Sumathi ◽  
G. Prabhakara Reddy

A field experiment was conducted during the rabi seasons of 2012-13 and 2013-14 to study the influence of sowing window, nutrient dose and foliar spray on yield and nutrient uptake of pigeonpea on sandy loam soil which was low in available nitrogen, medium in available phosphorus and available potassium. The experiment was conducted in a split-split plot design, consisting of three sowing windows in main plots, three nutrient doses in sub-plots and two foliar sprays in sub-sub plots. Crop sown during II FN of September produced significantly higher seed and stalk yield, nutrient content and uptake. Application of 30-60-20 kg N, P2O5 and K2O ha-1 improved seed yield, stalk yield, nutrient content and uptake of redgram. Higher seed yield, stalk yield and nutrient uptake by the crop was recorded with foliar application of NAA (25 ppm) and DAP (2 per cent) applied at 60 and 80 DAS. Interaction between sowing window and nutrient doses, sowing window and foliar sprays were significant in influencing yield of pigeonpea.


2021 ◽  
Vol 35 (2) ◽  
Author(s):  
Hossam Ahmed Ashour ◽  
Sanaa E.A. Esmail ◽  
Asmaa El- Attar

Field experiment was conducted to evaluate the influence of arbuscular mycorrhiza fungi (AMF) and foliar spray of plant growth regulators (PGRs) and their interaction on vegetative growth, seed yield and yield attributes and some biochemical criteria of chia (Salvia hispanica L.), in a split plot design with three replications. Plants grown in absence or presence of AMF were sprayed every 2 weeks with benzyl adenine (BA), CPPU [N-(2-chloro-4-pyridinyl)-N’-phenylurea], common name forchlorfenuron, and Naphthalene acetic acid (NAA) at 50, 20 and 50 ppm respectively, while control plants were sprayed with tap water. The results revealed that, inoculation with AMF generally caused significant augmentation in all studied growth, yield and yield attributes, total chlorophylls and carbohydrates content in leaves, augmentation in nutritional values of seeds like carbohydrates %, macronutrient, micronutrients, proteins %, total flavonoids, oil % compared to non-inoculated plants. In absence or presence of AMF, application of PGRs generally caused significant increases in the studied parameters compared to control. The interaction between NAA and AMF was more effective since gave higher increases in the studied parameters. It can be concluded that, cultivation of chia plant in presence of mycorrhiza with foliar application of NAA at 50 ppm is recommended for enhancing growth, and nutritional values of seed yield.


Author(s):  
Mudalagiriyappa ◽  
M. Sameer Ali ◽  
B. K. Ramachandrappa ◽  
Nagaraju ◽  
B. C. Shankaralingappa

A field experiment was conducted during rabi, 2012-13 and 2013-14 on red sandy clay loam soil to study the effect of foliar application of water soluble fertilizers on chickpea. The experiment consisted of fifteen treatments which were replicated thrice in RCB Design. Results indicated that spray of water soluble fertilizer (19:19:19) at 1.5 % concentration at flowering and pod development stage along with basal application of fertilizers (13.5: 25: 25 kg N, P2O5, K2O) significantly increased growth attributes, yield and benefit cost ratio in chickpea cultivation. Further increase in spray concentration up to 2.0 % did not significantly improve the performance of chickpea.


2017 ◽  
Vol 4 (1) ◽  
Author(s):  
S. K. Singh ◽  
S. S. LAL ◽  
R. K. SINGH ◽  
S. T. ZODAPE

A field experiment was conducted during winter season of 2012-13 in sandy loam soil at Central Potato Research Station, Patna to study the effects of seaweed saps on growth, yield and nutrient uptake of Potato. The foliar spray was applied at 45, 60 and 75 days after planting at different concentrations (0, 2.5, 5.0, 7.5 and 10 % v/v) of seaweed extracts namely Kappaphycus( K Sap) and Gracilaria (G Sap). Foliar applications of seaweed sap significantly enhanced large and medium grade as well as total tuber yield. Increment in total tuber yield of potato with application of 7.5% K sap + recommended dose of fertilizer (RDF), 5% G sap + RDF, and 10% G sap + RDF) over control were in tune of 3.95 t ha-1 ,4.88 and 4.07 t ha-1 respectively. Applications of 7.5 % K sap+ RDFand 5% G sap + RDF resulted in increase by 15.8 and 34.9% in large grade tuber yield and 11.5% and 22.5% in medium grade tuber yield, respectively compared to control. Improved nutrient uptake (NPK) was also observed with seaweed extract.


Author(s):  
S. A. Jaybhay ◽  
Philips Varghese ◽  
S. P. Taware

A field experiment was carried out during kharif season of 2016 and 2017 at an experimental farm of MACS Agharkar Research Institute, Pune, India to study the influence of foliar application of nutrient on growth, yield, economics, soil nutritional status and nutrient uptake of soybean crop. An experiment was laid out in randomized block design (RBD) comprising of three replications and nine treatments. Recommended dose of fertilizers (RDF) was applied as basal application to all treatments. Seven treatments consisted of different doses of nutrients as foliar application at pod initiation stage. Water spray at pod initiation stage and RDF alone were treated as control. The results revealed that, growth attributes, nodulation and its weight, morpho-physiological parameters, yield and its attributes, nutritional parameters and economics significantly differed by various foliar nutrition treatments except control and RDF + water spray. RDF + Urea 2% (3098 kg ha-1) gave significantly higher seed yield over control (2704 kg ha-1) and RDF + water spray (2686 kg ha-1) but was at par with RDF + DAP 2% (3050 kg ha-1), RDF + MOP 0.5% (2992 kg ha-1) and RDF + Molybdenum 0.5% (2955 kg ha-1). The increase in seed yield with foliar application of 2% Urea along with RDF was 14.57% over control and 15.34% over RDF + water spray. Higher net returns (Rs. 49,006/- ha-1) and benefit: cost ratio (2.23:1) was obtained in treatment RDF + Urea 2% followed by RDF + DAP 2% foliar spray. Availability of N, P and K was significantly higher with treatment RDF + Urea 2% foliar spray over control and RDF + water spray. N and P uptake by soybean plants was significantly higher in treatment RDF + 2% Urea over RDF + water spray and RDF alone (control).


Author(s):  
E. Ajay Kumar ◽  
K. Surekha ◽  
K. Bhanu Rekha ◽  
S. Harish Kumar Sharma

A field experiment was conducted during Kharif 2018 at College Farm, College of Agriculture, PJTSAU to evaluate the effect of various sources of zinc and iron on dry matter yield, nutrient content and nutrient uptake of finger millet. This experiment was conducted with randomized block design with 14 treatments and replicated thrice.The results revealed that application of different Zinc and iron sources at different rates significantly influenced the dry matter yield, nutrient content and nutrient uptake of finger millet. The highest dry matter production was reported with T10 - application of  RDF (60:40:30 kg N,P2O5 and K2O kg ha-1)+ foliar application of FeSO4 @ 0.5% twice at 30 and 60 DAS at all the stages followed by T14- (RDF+ foliar application of Fe-humate @ 0.25% twice at 30 and 60 DAS). Nutrient content decreased and Nutrient uptake (Nitrogen, phosphorous, potassium, iron and zinc) by the crop steadily increased with advancement in age of the crop upto harvest. The treatment receiving (T10) RDF+ foliar spray of FeSO4 @ 0.5% twice at 30 and 60 DAS recorded the highest nutrient content and (N, P, K & Fe) uptake by crop at 30DAS, 60 DAS and at harvest followed by (T14) RDF+ foliar application of Fe-humate @ 0.25% twice at 30 and 60 DAS. While, the Zinc content and uptake by crop at 30 DAS, 60 DAS and at harvest was highest with the treatment receiving (T8) -RDF + Zn-Humate foliar spray @ 0.25% twice at 30 and 60 days after sowing and was followed by treatment T7-RDF + Zn-Humate soil application @ 42 Kg ha-1.


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