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“root absorption efficiency”

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Observationobservedoriginal resultmeasured

Claim · model-written summary

Root effectiveness was better represented by tertiary and quaternary root absorption efficiency.

Taxon: riceOryza sativat0
Organ / stage: tertiary and quaternary roote4
Outcome: tertiary and quaternary root absorption efficiencye4
Qualifier: better representede4

Verbatim

t0
“Rice Production”
✓ located verbatim in the source · title, characters 24–39

e4
“root effectiveness was better represented by tertiary and quaternary root absorption efficiency”
✓ located verbatim in the source · abstract, characters 755–850

Title

Effect of Humic Acid on Rice Production at Tidal Swampland South Kalimantan

Katarina Yusefanti Prasetyaningrum; Indri Hapsari Fitriyani; Gunawan Djajakirana IOP Conference Series Earth and Environmental Science 2025. doi:10.1088/1755-1315/1528/1/012031

Other claims from this paper (9)

Intervention effect Humic compounds improved soil pH.
Intervention effect Humic compounds stabilized soil Al3+ levels.
Intervention effect Humic compounds increased total N, P and K in the soil.
Intervention effect Humic compounds increased soil cation exchange capacity.
Intervention effect The 10 kg/ha dose gave the highest plant height and number of productive tillers at 2, 4 and 6 weeks after planting.
Intervention effect Root weight and length were greatest at 5 and 15 kg/ha humic doses.
Intervention effect At 10 kg/ha, rice productivity was more than 100% higher than the 0 kg/ha control.
Intervention effect Humic substances enhanced rice resistance to rice blast.
Intervention effect Higher humic doses lowered rice blast disease intensity.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Under drought, root P efficiency ratio, absorption efficiency and transfer efficiency increased with P concentration.

Taxon: cottonGossypium hirsutumt0
Treatment: P concentratione0
Outcome: root P efficiency ratio, P absorption efficiency, and P transfer efficiencye0
Direction: increaseinferrede0
Qualifier: drought conditionse0

Verbatim

e0
“Under drought conditions, root P efficiency ratio, P absorption efficiency, and P transfer efficiency were all proportional to P concentration”
✓ located verbatim in the source · abstract, characters 751–893

t0
“cotton cultivars”
✓ located verbatim in the source · title, characters 62–78

Title

Dry matter accumulation and phosphorus efficiency response of cotton cultivars to phosphorus and drought

Wang Jun; Liu Ping; Liu Zhiyong; et al. Journal of Plant Nutrition 2017. doi:10.1080/01904167.2017.1346123

Other claims from this paper (9)

Association Biomass and leaf chlorophyll content increased significantly as soil phosphorus increased.
Association Root:shoot ratio fell as soil phosphorus increased.
Intervention effect Drought increased root:shoot ratio.
Intervention effect Leaf chlorophyll content remained stable under drought.
Association X19 yield increased with increasing soil phosphorus.
Observation X26 reached its highest yield under medium phosphorus.
Association Under drought, P utilization decreased with increasing P concentration.
Observation X19 exceeded X26 in P absorption efficiency and P utilization.
Observation X19 had lower root P efficiency ratio and transfer efficiency than X26.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Root efficiency ratio classified genotypes by P absorption efficiency.

Taxon: sugarcanee0 t0
Outcome: P absorption efficiency (PAE)e0 t0
Comparator: recovery rate of Pe0 t0

Verbatim

e0
“classify the genotypes according to their P absorption efficiency (PAE) using the recovery rate of P and the root efficiency ratio”
✓ located verbatim in the source · abstract, characters 1035–1165

t0
“Sugarcane”
✓ located verbatim in the source · title, characters 48–57

Title

Genetic Variation Affecting Agronomic Traits in Sugarcane in Response to High and Low Phosphorus Availability

Gustavo da Silveira; Paulo M. de A. Costa; Volmir Kist; et al. Agronomy Journal 2014. doi:10.2134/agronj14.0199

Other claims from this paper (7)

Observation Genotypes with similar high-P productivity varied widely under P deficiency.
Method / resource Dry aboveground mass identified efficient and responsive genotypes under low P.
Method / resource P recovery rate classified genotypes by P absorption efficiency.
Observation Under low P, roots accumulated more P than stalks or leaves.
Method / resource At optimal P, stalk PUE measurements could select genotypes with superior nutrient use.
Method / resource At optimal P, aboveground PUE measurements could select genotypes with superior nutrient use.
Recommendation P absorption efficiency was more important for genotype selection under low P.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron concentration influenced root iron content and iron absorption efficiency in cotton.

Taxon: cottonGossypium hirsutumt0
Treatment: Bt0
Outcome: Fe content in the roots, Fe absorption efficiencye0

Not reportedComparatorDirection

Verbatim

e0
“Fe content in the roots, Fe absorption efficiency”
✓ located verbatim in the source · abstract, characters 738–787

t0
“Boron-zinc interaction in the absorption of micronutrients by cotton”
✓ located verbatim in the source · title, characters 0–68

Title

Boron-zinc interaction in the absorption of micronutrients by cotton

Érica de Oliveira Araújo American Journal of Agricultural Research 2018. doi:10.28933/ajar-2017-11-2601

Other claims from this paper (6)

Intervention effect Boron concentration influenced cotton fruit copper content and total copper.
Intervention effect Boron concentration influenced total copper in cotton roots and copper use efficiency.
Intervention effect Boron concentration influenced fruit manganese content and manganese absorption efficiency in cotton.
Intervention effect The boron–zinc interaction affected total iron in cotton roots and iron content and total iron in fruit.
Intervention effect The boron–zinc interaction affected iron transport efficiency in cotton.
Intervention effect The boron–zinc interaction affected total manganese in cotton shoots and manganese transport efficiency.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Increasing nitrogen availability altered uptake efficiency, root absorption capacity, aboveground demand and nutrient use efficiency for several nutrients.

Taxon: RhododendronRhododendront0
Treatment: Increasing N availabilitye0
Outcome: uptake efficiency, root absorption capacity, aboveground demand, and nutrient use efficiencye0

Not reportedComparatorDirection

Verbatim

e0
“Increasing N availability altered uptake efficiency, root absorption capacity, aboveground demand, and nutrient use efficiency for several nutrients”
✓ located verbatim in the source · abstract, characters 1766–1914

t0
“Rhododendron”
✓ located verbatim in the source · title, characters 68–80

Title

Nutrient Uptake and Loss by Container-grown Deciduous and Evergreen Rhododendron Nursery Plants

Carolyn F. Scagel; Guihong Bi; Leslie H. Fuchigami; et al. HortScience 2011. doi:10.21273/hortsci.46.2.296

Other claims from this paper (13)

Intervention effect Nitrogen application increased uptake rate of all nutrients in Rhododendron.
Intervention effect Nitrogen application enhanced late-season uptake of many nutrients.
Intervention effect Nitrogen application increased winter nutrient loss rate.
Intervention effect N-fertilized plants often took up nutrients as late as November, while plants without added nitrogen usually ceased by September.
Association Winter nutrient losses were not always associated with biomass loss.
Association Rapid-growing plants were more capable of later-season nutrient uptake than slower-growing plants.
Intervention effect Nitrogen availability altered nitrogen-to-other-nutrient uptake ratios.
Recommendation Higher N/phosphorus fertilizer ratios may be needed for PJM and AZ Rhododendron.
Recommendation Higher N/boron ratios may be needed for PJM and AZ Rhododendron.
Recommendation Higher N/copper and N/iron ratios may be needed for PJM and ER Rhododendron.
Recommendation Lower N/potassium and N/sodium ratios may be needed for all three Rhododendron groups.
Recommendation Lower N/calcium, N/boron, N/manganese and N/zinc ratios may be needed in the named Rhododendron groups.
Recommendation Nutrient management for Rhododendron should account for current demand and uptake supporting future growth and quality.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Light shading promoted lateral root growth and improved nutrient absorption efficiency.

Taxon: Pinus yunnanensisPinus yunnanensist0
Treatment: light shadinge0
Outcome: lateral root growth and improve nutrient absorption efficiencye0
Direction: promotee0

Not reportedComparator

Verbatim

t0
“Pinus yunnanensis”
✓ located verbatim in the source · title, characters 49–66

e0
“light shading can promote lateral root growth and improve nutrient absorption efficiency”
✓ located verbatim in the source · abstract, characters 1034–1122

Title

The morphological and physiological responses of Pinus yunnanensis to different levels of shading after decapitation

Chiyu Zhou; Di Kong; Jiangfei Li; et al. Industrial Crops and Products 2024. doi:10.1016/j.indcrop.2024.120374

Other claims from this paper (9)

Intervention effect Shading advanced the rapid growth phase of decapitated seedlings.
Intervention effect Shading extended the rapid growth period.
Intervention effect Shading extended the shoot branching peak.
Intervention effect Shading increased nitrogen content.
Intervention effect Shading increased phosphorus content.
Observation Nitrogen was the limiting element responding to shading.
Intervention effect Shading altered nutrient stoichiometric characteristics of shoot branches.
Intervention effect Moderate shading increased C:N and C:P ratios.
Observation The authors describe P. yunnanensis as shade tolerant.

Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Residue cover usually improves shallow root growth and absorption efficiency.

Taxon: CornZea mays subsp. mayst0
Treatment: residue covere0
Outcome: root growth and root absorption efficiencye0
Direction: improvese0
Qualifier: shallow soil layerse0

Not reportedComparator

Verbatim

e0
“Although residue cover usually improves root growth and root absorption efficiency at shallow soil layers, the stratification could result in lower P or K uptake by plants during dry periods.”
✓ located verbatim in the source · abstract, characters 911–1102

t0
“Corn”
✓ located verbatim in the source · title, characters 47–51

Title

Phosphorus and Potassium Placement for No-Till Corn

Antonio P. Mallarino; Jose M. Bordoli; R. Borges Proceedings of the Integrated Crop Management Conference 1996. doi:10.31274/icm-180809-540

Other claims from this paper (2)

Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

The authors suggest lower root moisture absorption efficiency might reduce soybean stem sap flow.

Taxon: soybeanGlycine maxt0
Outcome: FRSSe0
Qualifier: lower root moisture absorption efficiencye0

Verbatim

e0
“reduced FRSS, which might have resulted from the lower root moisture absorption efficiency”
✓ located verbatim in the source · abstract, characters 1122–1212

t0
“Soybean and Cotton”
✓ located verbatim in the source · title, characters 22–40

Title

Adaptive Responses of Soybean and Cotton to Water Stress: I. Transpiration Changes in Relation to Stomatal Area and Stomatal Conductance

Inamullah; Akihiro Isoda Plant Production Science 2005. doi:10.1626/pps.8.16

Other claims from this paper (14)

Observation Soybean had lower stem sap flow, transpiration and stomatal conductance than cotton at all irrigation levels.
Observation Soybean had lower stomatal density and assimilation than cotton.
Observation Soybean had smaller stomatal area than cotton.
Observation Soybean had larger leaf area and heavier root dry matter than cotton.
Observation Soybean had higher leaf temperature than cotton.
Intervention effect Water stress decreased stem sap flow, transpiration, conductance and assimilation more in soybean than cotton.
Intervention effect Water stress increased leaf temperature more in soybean than cotton.
Intervention effect Soybean stomatal area decreased nonsignificantly under water stress.
Intervention effect Soybean stomatal density was not affected by water stress.
Intervention effect Cotton stomatal area decreased significantly under water stress.
Mechanism The authors attribute reduced soybean transpiration to reduced stomatal conductance.
Mechanism The authors suggest reduced soybean stem sap flow underlies lower conductance.
Mechanism The authors attribute cotton’s higher transpiration to higher stomatal conductance.
Mechanism The authors infer higher conductance and transpiration suppressed leaf warming and thereby preserved assimilation under water stress.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Differences in NUE among cultivars were more associated with shoot efficiency than with root absorption efficiency.

Taxon: Kentucky bluegrassPoa pratensise0
Material: cultivarse7
Outcome: Differences in NUE among cultivarse7
Comparator: root absorption efficiencye7

Not reportedDirection

Verbatim

e0
“genetic selection of Kentucky bluegrass ( Poa pratensis L.) is often conducted at high levels of N application”
✓ located verbatim in the source · abstract, characters 86–196

e7
“Differences in NUE among cultivars were more associated with shoot efficiency than with root absorption efficiency”
✓ located verbatim in the source · abstract, characters 1483–1597

Title

Dry Weight Production and Nitrogen Efficiency Traits in Kentucky Bluegrass Cultivars in Nutrient Solution and Soil

Anthony F. Bertauski; John M. Swiader; David J. Wehner Crop Science 1997. doi:10.2135/cropsci1997.0011183x003700050023x

Other claims from this paper (16)

Intervention effect With high N supply, total plant N accumulation increased in each Kentucky bluegrass cultivar.
Intervention effect With high N supply, N-root uptake efficiency increased in each Kentucky bluegrass cultivar.
Intervention effect With high N supply, NUE decreased in Kentucky bluegrass cultivars.
Intervention effect With high N supply, shoot efficiency ratio decreased in Kentucky bluegrass cultivars.
Association The magnitude and relative response of N efficiency traits depend on genotype and medium.
Intervention effect Cultivars Asset, Dawn and Trenton were higher yielding than Limousine, Barzan or Midnight at low N supply.
Intervention effect Cultivars Asset, Dawn and Trenton were more responsive to increasing solution N concentration than Limousine, Barzan or Midnight.
Intervention effect Cultivars Asset, Dawn and Trenton were more efficient in NUE at low N supply than Limousine, Barzan or Midnight.
Observation Under low N supply in nutrient solution, NUE of Limousine was 26.2 g plant dry weight per mg N.
Observation Under low N supply in nutrient solution, NUE of Asset was 40.1.
Observation Under low N supply in soil, NUE of Midnight was 63.6.
Observation Under low N supply in soil, NUE of Asset was 77.4.
Intervention effect NUE was noticeably higher in soil than in nutrient solution culture.
Observation Genotypic differences in N efficiency traits in solution culture were also apparent in soil.
Recommendation NUE in Kentucky bluegrass can be enhanced by cultivar selection under low N conditions.
Method / resource Solution culture can serve as an effective surrogate for characterizing NUE in bluegrass cultivars compared with soil.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

BY1 had maximal root collar diameter, biomass, root/shoot ratio, leaf area and nutrient absorption and utility efficiency among four clones.

Taxon: Betula alnoidesBetula alnoidest0
Material: BY1e1
Outcome: root collar diameter, biomass, root/shoot ratio, leaf area, nutrient absorption and utility efficiencye0
Direction: maximume0
Comparator: the four clonese0

Verbatim

e0
“maximum root collar diameter, biomass, root/shoot ratio, leaf area, nutrient absorption and utility efficiency among the four clones.”
✓ located verbatim in the source · abstract, characters 992–1125

e1
“Clone BY1 had the highest phosphorus-efficiency”
✓ located verbatim in the source · abstract, characters 891–938

t0
“Betula alnoides”
✓ located verbatim in the source · title, characters 34–49

Title

Growth and nutrient efficiency of Betula alnoides clones in response to phosphorus supply

Lin Chen; Hong Yan Jia; Jie Zeng; et al. Annals of Forest Research 2016. doi:10.15287/afr.2016.561

Other claims from this paper (6)

Association P4–P6 plants had maximal height, biomass, leaf area and branch number.
Intervention effect Phosphorus application increased phosphorus concentrations in every clone.
Intervention effect P6 did not significantly increase growth or biomass over P4.
Intervention effect P6 plants had approximately twice the root, stem and leaf phosphorus concentrations of P4 plants.
Association BY1 had the highest phosphorus efficiency among four clones.
Recommendation The authors recommend BY1 for field application.

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“root absorption efficiency”

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