Lead (Pb) is a toxic heavy metal (HM) that harms plant growth and productivity. Phytohormones, such as jasmonic acid (JA) salicylic (SA), osmoprotectants, proline (Pro), play an important role in the physiological biochemical processes of plants. We investigated effect exogenous applications JA, SA, Pro, their combination on Pb-stress tolerance maize well physiological, biochemical, yield traits. Pb exposure severely affected plants, reducing growth, yield, photosynthetic pigments, mineral...

Contaminated soils can cause a potential risk into the health of environment and soil as well quality productivity plants. The objectives our study were to investigate integrative advantageous effects foliar ZnO nanoparticles (NPs) (60 mg Zn NPs L−1), rice straw biochar (RSB; 8.0 t ha−1), cow-manure (CMB, combination thereof (50% each) on sunflowers grown in agricultural land irrigated with polluted wastewater for long term (≈50 years). availability heavy metals (HMs) soil, HMs accumulation...

Salinity stress is a major threat to global food production and its intensity continuously increasing because of anthropogenic activities. Wheat staple source carbohydrates calories for the majority people across globe. However, wheat productivity adversely affected by salt stress, which associated with reduction in germination, growth, altered reproductive behavior enzymatic activity, disrupted photosynthesis, hormonal imbalance, oxidative yield reductions. Thus, better understanding...

Saline stress is one of the most critical abiotic factors that can lessen crops' productivity. However, emerging nanotechnology, nano-fertilizers, and developing knowledge phytochromes potentially mitigate negative effects saline on seed germination. Therefore, aim this study was to investigate priming either with zinc oxide nanoparticles (ZnO-NPs; 50 100 mg L-1) or 24-epibrassinolide (EBL; 0.2 0.4 μM) their combinations maize (Zea mays L.) grains sown in salt-stressed soil (50 mM NaCl)....

The whole world is in a great danger due to the novel coronavirus (COVID-19) pandemic. In December 2019, outbreak of COVID-19 took place Wuhan, China and then rapidly spread all over world. current study provides potential expectations for adverse impact (COVID-19). global infection affected globe on agricultural level such as agriculture, food supplies animal production sectors. Till today, 29th April 2020, there no vaccine available treating coronavirus, consequently, resulted closing...

Selenium (Se) and silicon (Si) are considered advantageous elements to induce plants’ tolerance various environmental stresses. Wheat yield is negatively affected by salinity stress, especially in dry semi-dry areas. Therefore, the objective of current study was investigate effects Se, Si their combinations (0 as control, Se15, Se30, Si15, Si30, Se15 + Se30 Si30 mM) alleviating deleterious stress (7.61 dS m−1, real field conditions) on anatomical characteristics well physio-biochemical...

Salinity is one of the major issues that limits field crop productivity in an arid and semiarid environment. Therefore, two trials were carried out over seasons 2018 2019 to investigate enhancement different methods potassium application (i.e., recommended soil amendment (control; K2O), seed soaking (SS) foliar spray (FS) form sulfate (K2SO4, 6 mM)) on antioxidant protection, physio-biochemical, yield quality traits soybean (cv. Giza 22) grown normal (electrical conductivity; EC = 2.68 dS...

Exogenous antioxidant applications enable salt-stressed plants to successfully cope with different environmental stresses. The objectives of this investigation were study the effects sequential treatments proline (Pro), ascorbic acid (AsA), and/or glutathione (GSH) on 100 mM NaCl-stressed cucumber transplant’s physio-biochemical and growth traits as well systems defense. Under salinity stress, treatment AsA, Pro, or/and GSH improved characteristics, stomatal conductance (gs), enhanced...

The plants are exposed to different abiotic stresses, including the salinity stress (SS) that negatively affect growth, metabolism, physiological and biochemical processes. Thus, this study investigated effect of diverse levels foliar-applied GB (0 control, 50 mM 100 mM) on maize membrane stability, attributes, antioxidant enzymes nutrients accumulation under SS (i.e., 6 dS m-1, 12 m-1). Salt diminished root shoot length, biomass, chlorophyll contents, photosynthetic rate (Pn), stomatal...

Water stress is considered one of the most environmental hazards that threaten agricultural productivity. Therefore, two field experiments were conducted to investigate impact biochar (6 t ha-1 as soil amendment), ZnO NPs (50 mg L-1 foliar application), and their combination on growth, yield, water use efficiency (WUE) rice grown under four irrigation deficit treatments (i.e., every 3, 6, 9 12 d). The 3 d was control in current study. For this purpose, prepared through pyrolysis corn stalk...

Salinity is one of the most threatening abiotic stresses to agricultural production, alarmingly expanding both through natural salinization phenomena and anthropogenic activities in recent times. The exploration sustainable eco-friendly strategic approaches for mitigating negative impact salinity on food crops vital importance future security. Therefore, our study aimed evaluate zinc oxide nanoparticles (ZnO-NPs) as potent mitigators maize (Zea mays L.). Three ZnO-NPs foliar treatments...

Heavy metals (HMs) stress, particularly lead (Pb) is one of the most hazardous environmental stresses that can negatively affect plants’ growth, yield, and quality. Therefore, effects zinc oxide nanoparticles (ZnO-NPs; 50 mg L−1), nano-hydroxyapatite (HP-NPs; kg−1), their combination on physiological, yield traits maize grown in soil contaminated with Pb (i.e., 100 kg−1) were investigated. The results showed stress significantly reduced plant leaf area by 50.9% at 40 days after sowing (DAS),...

Drought stress poses a significant obstacle to agricultural productivity, particularly in the case of oilseed crops such as sunflower ( Helianthus annuus L.). Selenium (Se) is fundamental micronutrient that has been recognized for its ability enhance plant resilience face various environmental stresses. The FH-770 variety was cultivated pots subjected three levels (100% FC, 75% and 50% FC) four Se application rates (0 ppm, 30 60 90 ppm). This research aimed investigate effect exogenously...

Cadmium (Cd) accumulation is an emerging environmental hazard and has detrimental effects on plant growth development. Salicylic acid (SA) a well-known regulator that can initiate various molecular pathways to ameliorate Cd toxicity. The experiment was executed scrutinize the mediatory role of SA accelerate defensive mechanism mung bean in response stress. Mung plants were exposed 0, 5, 10 15 mg kg-1 soil. Exogenous application 10-6 10-3 M added prior flowering. Results exhibited stress...

Salinity is one of the most severe environmental stresses that negatively limits anatomical structure, growth and physiological productivity traits field crops. The lupine plants severely restricted by abiotic stress, particularly, salinity in arid semiarid regions. Activated yeast extract (AYE) can perform a vital role tolerance as it contains phytohormones amino acids. Thus, experiments were conducted to explore potential function active (0, 50, 75, 100 mL AYE L−1) mitigating harmful...

A three-year field experiment was carried out to assess the efficacy of various tillage and residue management practices, as well weed approaches, in a rice–wheat–green gram rotation. The treatments included: conventional till transplanted rice–conventional wheat–fallow (T1); rice–zero-till wheat–zero-till green (T2); direct-seeded rice—conventional-till wheat—zero-till (T3); zero-till rice—zero-till (T4); rice + wheat (T5). In management, three are follows: recommended herbicides (W1);...

The excessive application of synthetic fertilizers can result in severe environmental risks, while composting green and fresh feedstocks provide slow-release nutrients. Therefore, the aim current investigation was to study effects eight individual combination treatments azolla compost NPK (control = no fertilizer compost; 100% full recommended dose as follows: 165 kg N ha−1, 37 P2O5 ha−1 50 K2O ha−1; 70% NPK; 40% (5 t DM ha−1); 50% + 30% 60% compost) on rice growth, productivity nutrient...

Through interactions with plant cells, silver nanoparticles (AgNPs) both biological and chemical origins can stimulate physiological metabolic processes in plants. To ensure their safe application the food chain, it is necessary to investigate effects on systems. Therefore, of AgNPs (chem-AgNPs) biologically synthesized (bio-AgNPs) at different levels (i.e., 0, 10, 50 ppm) biochemical traits {i.e., root shoot growth traits, photosynthetic pigments (Chl a, Chl b, carotenoids, total pigments),...

Most arid and semiarid areas are bare greatly infested with intrusive wild species. Buffel grass (Cenchrus ciliaris L.) Sudan (Sorghum sudanense Piper.) the supreme drought-tolerant grasses that commonly grown in dry regions. Besides water, nitrogen (N) is a vital element limiting growth, yield, herbage quality of such since it has key roles physiological biochemical functions plants. Hence, this study aimed at assessing performance under fertilization Mandera County. This comprised field...