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Article
Abscisic acid synthesis and root water uptake contribute to exogenous methyl jasmonate-induced improved tomato drought resistance
In rain-fed semi-arid agricultural areas, unevenly distributed seasonal rainfall influences tomato production. Meanwhile, jasmonic acid, an essential plant hormone, enhances plant resistance to biotic and abio...
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Article
Open AccessArbuscular mycorrhizal symbioses alleviating salt stress in maize is associated with a decline in root-to-leaf gradient of Na+/K+ ratio
Inoculation of arbuscular mycorrhizal (AM) fungi has the potential to alleviate salt stress in host plants through the mitigation of ionic imbalance. However, inoculation effects vary, and the underlying mecha...
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Article
Open AccessEffect of sowing proportion on above- and below-ground competition in maize–soybean intercrops
The relative contribution of above- and below-ground competition to crop yield under intercrop** systems is critical to understanding the mechanisms of improved yield. Changes in the content of above- and be...
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Article
Open AccessContribution of green organs to grain weight in dryland wheat from the 1940s to the 2010s in Shaanxi Province, China
Eight dryland winter wheat cultivars (Triticum aestivum L.), which were widely cultivated from the 1940s to the 2010s in Shaanxi Province, China, were selected and grown in plots, and two water treatments (irriga...
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Article
Overexpression of the potato StEPF2 gene confers enhanced drought tolerance in Arabidopsis
Epidermal patterning factor 2 (EPF2) is a negative regulator of stomatal development, and is essential for plant growth, development, and environmental stress responses. However, the role of EPF2 in potato (Solan...
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Article
Open AccessRoot traits of dryland winter wheat (Triticum aestivum L.) from the 1940s to the 2010s in Shaanxi Province, China
Eight cultivars of winter wheat (Triticum aestivum L.) adapted to dryland conditions that have been historically planted in Shaanxi Province, China, were grown in plots with irrigation and drought treatments duri...
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Article
Foliar-applied lanthanum chloride increases growth and phosphorus acquisition in phosphorus-limited adzuki bean seedlings
Lanthanum, a rare earth element, is used in agriculture and forestry to promote plant growth and productivity. We aimed to investigate its role in altering the roots and alleviating P deficiency in the adzuki ...
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Article
Dissecting root trait variability in maize genotypes using the semi-hydroponic phenoty** platform
The production of maize (Zea mays L.) is restricted by various edaphic stresses, including drought and low-fertility soil. Searching for genotypes with optimal root traits is a promising practice when breeding fo...
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Article
Lanthanum nitrate improves phosphorus-use efficiency and tolerance to phosphorus-deficiency stress in Vigna angularis seedlings
Here, we examined the effects of La3+ on growth, photosynthetic ability, and phosphorus-use efficiency (PUE) in various organs of adzuki bean (Vigna angularis) seedlings. La3+ substantially alleviated P-deficienc...
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Article
Open AccessSoil Water Balance and Water Use Efficiency of Dryland Wheat in Different Precipitation Years in Response to Green Manure Approach
Winter wheat (Triticum aestivum L.) monoculture is conventionally cultivated followed by two to three months of summer fallow in the Loess Plateau. To develop a sustainable crop** system, we conducted a six-yea...
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Article
Open AccessSilicon moderated the K deficiency by improving the plant-water status in sorghum
Although silicon (Si) has been widely reported to alleviate plant nutrient deficiency, the underlying mechanism in potassium (K) deficiency is poorly understood. In this study, sorghum seedlings were treated w...
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Article
Heterosis for water uptake by maize (Zea mays L.) roots under water deficit: responses at cellular, single-root and whole-root system levels
To examine the potential heterosis for water uptake by maize roots, the hydraulic properties of roots in the F1 hybrid (Hudan 4) were compared with those of its inbred parents (♂ 478 and ♀ Tian 4) at cellular,...
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Article
Seedling Biomass Partition and Water Use Efficiency of Switchgrass and Milkvetch in Monocultures and Mixtures in Response to Various Water Availabilities
Seedling biomass and allocation, transpiration water use efficiency (TWUE), and species competition between switchgrass (Panicum virgatum L.) and milkvetch (Astragalus adsurgens Pall.) were investigated in a pot-...
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Article
Responsibility of non-stomatal limitations for the reduction of photosynthesis—response of photosynthesis and antioxidant enzyme characteristics in alfalfa (Medicago sativa L.) seedlings to water stress and rehydration
Water stress by polyethylene glycol (PEG)-6000 solution (ψ s = 0.2 MPa, stress time: 48 h, rehydration time: 48 h) was performed in leaves of two alfalf...
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Article
Change of water use efficiency and its relation with root system growth in wheat evolution
Raising crop water use efficiency (WUE) is the physiological basis to implement crop high efficiently using water. The present soil column and field experiments are designed to investigate the change of wheat ...
