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“yield decrease”

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1950 ’60 ’70 ’80 ’90 2000 ’10 ’20

plus 6 earlier · 1930s–1940s

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bio-humus increased developed harvestable stems per square metre by 10.15%.

Taxon: spring wheatTriticum aestivume0
Treatment: bio humuse0
Outcome: quantity of developed stems to be harvested per 1 m2e0
Direction: increasee0
Value: 10.15%e0

Not reportedComparator

Verbatim

e0
“The introduction of bio humus in the tilth top soil before sowing and during tillering of spring wheat contributed to the increase in humus composition by 1.88 times, the change in acidity to pH = 6.9–7.0, reduction of lead and cadmium concentrations in 1.63 and 1.20 times against the background of increased zinc and cobalt levels by 15.62% and 7.98%; increase of field germination of spring wheat from 75.0 ± 0.4 to 8…” Show full quote
✓ located verbatim in the source · abstract, characters 1145–1932

Title

Influence of bio-humus on soil fertility, productivity and environmental safety of spring wheat grain

Muhamedyarova, L.G.; Derkho, M.A.; Meshcheriakova, G.V.; et al. Eesti Maaülikool. EMU Dspace 2020. doi:10.15159/ar.20.152

Other claims from this paper (16)

Observation The study soil had low humus content of 4.58–4.60%.
Observation The study soil had a weak acid reaction at pH 6.1–6.5.
Intervention effect Bio-humus increased soil humus composition 1.88-fold.
Intervention effect Bio-humus changed soil acidity to pH 6.9–7.0.
Intervention effect Bio-humus reduced soil lead concentration 1.63-fold.
Intervention effect Bio-humus reduced soil cadmium concentration 1.20-fold.
Intervention effect Bio-humus increased soil zinc level by 15.62%.
Intervention effect Bio-humus increased soil cobalt level by 7.98%.
Intervention effect Bio-humus increased spring wheat field germination from 75.0 ± 0.4 to 82.0 ± 0.9%.
Intervention effect Bio-humus increased productive tilling capacity by 8.33%.
Intervention effect Bio-humus increased spikes per ear by 20%.
Intervention effect Bio-humus increased grain per ear by 7.69%.
Intervention effect Bio-humus increased thousand-grain mass by 16.12%.
Intervention effect Bio-humus increased wheat yield by 10.2 hwt ha-1.
Intervention effect Bio-humus decreased spring wheat grain lead concentration by 14%.
Intervention effect Bio-humus decreased spring wheat grain cadmium concentration by 16%.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bio-humus increased spring wheat field germination from 75.0 ± 0.4 to 82.0 ± 0.9%.

Taxon: spring wheatTriticum aestivume0
Treatment: bio humuse0
Outcome: field germination of spring wheate0
Direction: increasee0
Value: 75.0 ± 0.4 to 82.0 ± 0.9%e0

Not reportedComparator

Verbatim

e0
“The introduction of bio humus in the tilth top soil before sowing and during tillering of spring wheat contributed to the increase in humus composition by 1.88 times, the change in acidity to pH = 6.9–7.0, reduction of lead and cadmium concentrations in 1.63 and 1.20 times against the background of increased zinc and cobalt levels by 15.62% and 7.98%; increase of field germination of spring wheat from 75.0 ± 0.4 to 8…” Show full quote
✓ located verbatim in the source · abstract, characters 1145–1932

Title

Influence of bio-humus on soil fertility, productivity and environmental safety of spring wheat grain

Muhamedyarova, L.G.; Derkho, M.A.; Meshcheriakova, G.V.; et al. Eesti Maaülikool. EMU Dspace 2020. doi:10.15159/ar.20.152

Other claims from this paper (16)

Observation The study soil had low humus content of 4.58–4.60%.
Observation The study soil had a weak acid reaction at pH 6.1–6.5.
Intervention effect Bio-humus increased soil humus composition 1.88-fold.
Intervention effect Bio-humus changed soil acidity to pH 6.9–7.0.
Intervention effect Bio-humus reduced soil lead concentration 1.63-fold.
Intervention effect Bio-humus reduced soil cadmium concentration 1.20-fold.
Intervention effect Bio-humus increased soil zinc level by 15.62%.
Intervention effect Bio-humus increased soil cobalt level by 7.98%.
Intervention effect Bio-humus increased developed harvestable stems per square metre by 10.15%.
Intervention effect Bio-humus increased productive tilling capacity by 8.33%.
Intervention effect Bio-humus increased spikes per ear by 20%.
Intervention effect Bio-humus increased grain per ear by 7.69%.
Intervention effect Bio-humus increased thousand-grain mass by 16.12%.
Intervention effect Bio-humus increased wheat yield by 10.2 hwt ha-1.
Intervention effect Bio-humus decreased spring wheat grain lead concentration by 14%.
Intervention effect Bio-humus decreased spring wheat grain cadmium concentration by 16%.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The irrigation and fertilization program improve leaf area,leaf dry weight and specific leaf weight.

Taxon: ORANGE TREESt0
Treatment: moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)e0
Outcome: leaf area,leaf dry weight and specific leaf weighte0
Direction: improvee0

Not reportedComparator

Verbatim

e0
“Theresults indicated that use of moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)followed by (50% organic NPK + 50% mixed mineral ore + bio-fertilizers NPK)exhibited decrease in pH and increased (EC, O.M., available macronutrients(NPK), soil microorganisms content and dehydrogenase activ…” Show full quote
✓ located verbatim in the source · abstract, characters 967–1815

t0
“"WASHINGTON NAVEL" ORANGE TREES”
✓ located verbatim in the source · title, characters 42–73

Title

IRRIGATION AND FERTILIZATION PROGRAMS FOR "WASHINGTON NAVEL" ORANGE TREES IN SANDY SOIL UNDER DESERT CLIMATIC CONDITIONS. 1- EFFECT ON SOIL PROPERTIES, VEGETATIVE GROWTH AND YIELD

M Zayan; R Sayed; El-Shereif; et al. Journal of Sustainable Agricultural Sciences 2016. doi:10.21608/jsas.2016.2886

Other claims from this paper (8)

Intervention effect The irrigation and fertilization program decrease pH.
Intervention effect The irrigation and fertilization program increased EC, O.M., available macronutrients(NPK).
Intervention effect The irrigation and fertilization program increased soil microorganisms content and dehydrogenase activity.
Intervention effect The irrigation and fertilization program improve trunk cross-sectional area(TCSA), canopy volume (CV), number of shoots.
Intervention effect The irrigation and fertilization program improve average shoot length, averageshoots diameter and number of leaves/shoot.
Intervention effect The irrigation and fertilization program best fruityield with its components as number of fruits/tree, kg/tree, ton/fed. and yieldefficiency (YE).
Intervention effect Deficit irrigation with the same fertilization program increased field water use efficiency and water productivity.
Recommendation The authors recommend both programs to save irrigation water and replace chemical fertilizer under the study conditions.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The irrigation and fertilization program improve average shoot length, averageshoots diameter and number of leaves/shoot.

Taxon: ORANGE TREESt0
Treatment: moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)e0
Outcome: average shoot length, averageshoots diameter and number of leaves/shoote0
Direction: improvee0

Not reportedComparator

Verbatim

e0
“Theresults indicated that use of moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)followed by (50% organic NPK + 50% mixed mineral ore + bio-fertilizers NPK)exhibited decrease in pH and increased (EC, O.M., available macronutrients(NPK), soil microorganisms content and dehydrogenase activ…” Show full quote
✓ located verbatim in the source · abstract, characters 967–1815

t0
“"WASHINGTON NAVEL" ORANGE TREES”
✓ located verbatim in the source · title, characters 42–73

Title

IRRIGATION AND FERTILIZATION PROGRAMS FOR "WASHINGTON NAVEL" ORANGE TREES IN SANDY SOIL UNDER DESERT CLIMATIC CONDITIONS. 1- EFFECT ON SOIL PROPERTIES, VEGETATIVE GROWTH AND YIELD

M Zayan; R Sayed; El-Shereif; et al. Journal of Sustainable Agricultural Sciences 2016. doi:10.21608/jsas.2016.2886

Other claims from this paper (8)

Intervention effect The irrigation and fertilization program decrease pH.
Intervention effect The irrigation and fertilization program increased EC, O.M., available macronutrients(NPK).
Intervention effect The irrigation and fertilization program increased soil microorganisms content and dehydrogenase activity.
Intervention effect The irrigation and fertilization program improve trunk cross-sectional area(TCSA), canopy volume (CV), number of shoots.
Intervention effect The irrigation and fertilization program improve leaf area,leaf dry weight and specific leaf weight.
Intervention effect The irrigation and fertilization program best fruityield with its components as number of fruits/tree, kg/tree, ton/fed. and yieldefficiency (YE).
Intervention effect Deficit irrigation with the same fertilization program increased field water use efficiency and water productivity.
Recommendation The authors recommend both programs to save irrigation water and replace chemical fertilizer under the study conditions.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The irrigation and fertilization program improve trunk cross-sectional area(TCSA), canopy volume (CV), number of shoots.

Taxon: ORANGE TREESt0
Treatment: moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)e0
Outcome: trunk cross-sectional area(TCSA), canopy volume (CV), number of shootse0
Direction: improvee0

Not reportedComparator

Verbatim

e0
“Theresults indicated that use of moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)followed by (50% organic NPK + 50% mixed mineral ore + bio-fertilizers NPK)exhibited decrease in pH and increased (EC, O.M., available macronutrients(NPK), soil microorganisms content and dehydrogenase activ…” Show full quote
✓ located verbatim in the source · abstract, characters 967–1815

t0
“"WASHINGTON NAVEL" ORANGE TREES”
✓ located verbatim in the source · title, characters 42–73

Title

IRRIGATION AND FERTILIZATION PROGRAMS FOR "WASHINGTON NAVEL" ORANGE TREES IN SANDY SOIL UNDER DESERT CLIMATIC CONDITIONS. 1- EFFECT ON SOIL PROPERTIES, VEGETATIVE GROWTH AND YIELD

M Zayan; R Sayed; El-Shereif; et al. Journal of Sustainable Agricultural Sciences 2016. doi:10.21608/jsas.2016.2886

Other claims from this paper (8)

Intervention effect The irrigation and fertilization program decrease pH.
Intervention effect The irrigation and fertilization program increased EC, O.M., available macronutrients(NPK).
Intervention effect The irrigation and fertilization program increased soil microorganisms content and dehydrogenase activity.
Intervention effect The irrigation and fertilization program improve average shoot length, averageshoots diameter and number of leaves/shoot.
Intervention effect The irrigation and fertilization program improve leaf area,leaf dry weight and specific leaf weight.
Intervention effect The irrigation and fertilization program best fruityield with its components as number of fruits/tree, kg/tree, ton/fed. and yieldefficiency (YE).
Intervention effect Deficit irrigation with the same fertilization program increased field water use efficiency and water productivity.
Recommendation The authors recommend both programs to save irrigation water and replace chemical fertilizer under the study conditions.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The irrigation and fertilization program best fruityield with its components as number of fruits/tree, kg/tree, ton/fed. and yieldefficiency (YE).

Taxon: ORANGE TREESt0
Treatment: moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)e0
Outcome: fruityield with its components as number of fruits/tree, kg/tree, ton/fed. and yieldefficiency (YE)e0
Direction: beste0

Not reportedComparator

Verbatim

e0
“Theresults indicated that use of moderate irrigation (2919.34 - 3157.88m3/fed./year) and the fertilization program/fed./year (33.33% mineral NPK +33.33% organic NPK + 33.33% mixed mineral ore + bio-fertilizer NPK)followed by (50% organic NPK + 50% mixed mineral ore + bio-fertilizers NPK)exhibited decrease in pH and increased (EC, O.M., available macronutrients(NPK), soil microorganisms content and dehydrogenase activ…” Show full quote
✓ located verbatim in the source · abstract, characters 967–1815

t0
“"WASHINGTON NAVEL" ORANGE TREES”
✓ located verbatim in the source · title, characters 42–73

Title

IRRIGATION AND FERTILIZATION PROGRAMS FOR "WASHINGTON NAVEL" ORANGE TREES IN SANDY SOIL UNDER DESERT CLIMATIC CONDITIONS. 1- EFFECT ON SOIL PROPERTIES, VEGETATIVE GROWTH AND YIELD

M Zayan; R Sayed; El-Shereif; et al. Journal of Sustainable Agricultural Sciences 2016. doi:10.21608/jsas.2016.2886

Other claims from this paper (8)

Intervention effect The irrigation and fertilization program decrease pH.
Intervention effect The irrigation and fertilization program increased EC, O.M., available macronutrients(NPK).
Intervention effect The irrigation and fertilization program increased soil microorganisms content and dehydrogenase activity.
Intervention effect The irrigation and fertilization program improve trunk cross-sectional area(TCSA), canopy volume (CV), number of shoots.
Intervention effect The irrigation and fertilization program improve average shoot length, averageshoots diameter and number of leaves/shoot.
Intervention effect The irrigation and fertilization program improve leaf area,leaf dry weight and specific leaf weight.
Intervention effect Deficit irrigation with the same fertilization program increased field water use efficiency and water productivity.
Recommendation The authors recommend both programs to save irrigation water and replace chemical fertilizer under the study conditions.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CO2 enrichment increased lettuce leaf dry weight gain by 39–75% at moderate PPF.

Taxon: lettuceLactuca sativae0
Organ / stage: leavese0
Treatment: Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3)e0
Outcome: dry weight gaine0
Direction: stimulatede0
Value: 39% to 75%e0
Comparator: plants at 16 mmol m-3 CO2 (350 mm3 dm-3)e0

Verbatim

e0
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

e1
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

t0
“Effects of CO2and Photosynthetic Photon Flux on Yield, Gas Exchange and Growth Rate ofLactuca SativaL. ‘Waldmann’s Green”
✓ located verbatim in the source · title, characters 0–120

e2
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

e3
“high PPF of 880-900 micromoles m-2 s-1 gave further, substantial increases in growth, RGR, net assimilation rate (NAR) and photosynthetic rate (Pn), but a decrease in leaf area ratio (LAR), at 46 or 69 mmol m-3 (1000 or 1500 mm3 dm-3) CO2”
✓ located verbatim in the source · abstract, characters 423–661

e4
“Enrichment of CO2 to a supraoptimal level of 92 mmol m-3 (2000 mm3 dm-3) at high PPF increased leaf area and LAR”
✓ located verbatim in the source · abstract, characters 718–830

Title

Effects of CO₂and Photosynthetic Photon Flux on Yield, Gas Exchange and Growth Rate ofLactuca SativaL. ‘Waldmann’s Green'

SHARON L. KNIGHT; CARY A. MITCHELL Journal of Experimental Botany 1988. doi:10.1093/jxb/39.3.317

Other claims from this paper (9)

Intervention effect CO2 enrichment increased lettuce leaf fresh weight gain by 39–75% at moderate PPF.
Observation Relative growth rate increased only in the first days of exponential growth.
Intervention effect CO2 above 46 mmol m−3 gave no further growth benefit at moderate PPF.
Intervention effect High PPF increased growth, RGR and NAR at 46 or 69 mmol m−3 CO2.
Intervention effect High PPF increased photosynthetic rate at enriched CO2.
Intervention effect High PPF decreased leaf area ratio.
Intervention effect At high PPF, supraoptimal CO2 increased leaf area and LAR.
Intervention effect Supraoptimal CO2 decreased specific leaf weight, NAR and Pn.
Intervention effect Supraoptimal CO2 had no effect on organ dry weights or RGR compared with 69 mmol m−3 CO2.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

CO2 enrichment increased lettuce leaf fresh weight gain by 39–75% at moderate PPF.

Taxon: lettuceLactuca sativae0
Organ / stage: leavese0
Treatment: Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3)e0
Outcome: freshe0
Direction: stimulatede0
Value: 39% to 75%e0
Qualifier: moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1e0
Comparator: plants at 16 mmol m-3 CO2 (350 mm3 dm-3)e0

Verbatim

e0
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

e1
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

t0
“Effects of CO2and Photosynthetic Photon Flux on Yield, Gas Exchange and Growth Rate ofLactuca SativaL. ‘Waldmann’s Green”
✓ located verbatim in the source · title, characters 0–120

e2
“Enrichment of CO2 to 46 mmol m-3 (1000 mm3 dm-3) at a moderate photosynthetic photon flux (PPF) of 450 micromoles m-2 s-1 stimulated fresh and dry weight gain of lettuce leaves 39% to 75% relative to plants at 16 mmol m-3 CO2 (350 mm3 dm-3).”
✓ located verbatim in the source · abstract, characters 0–241

e3
“high PPF of 880-900 micromoles m-2 s-1 gave further, substantial increases in growth, RGR, net assimilation rate (NAR) and photosynthetic rate (Pn), but a decrease in leaf area ratio (LAR), at 46 or 69 mmol m-3 (1000 or 1500 mm3 dm-3) CO2”
✓ located verbatim in the source · abstract, characters 423–661

e4
“Enrichment of CO2 to a supraoptimal level of 92 mmol m-3 (2000 mm3 dm-3) at high PPF increased leaf area and LAR”
✓ located verbatim in the source · abstract, characters 718–830

Title

Effects of CO₂and Photosynthetic Photon Flux on Yield, Gas Exchange and Growth Rate ofLactuca SativaL. ‘Waldmann’s Green'

SHARON L. KNIGHT; CARY A. MITCHELL Journal of Experimental Botany 1988. doi:10.1093/jxb/39.3.317

Other claims from this paper (9)

Intervention effect CO2 enrichment increased lettuce leaf dry weight gain by 39–75% at moderate PPF.
Observation Relative growth rate increased only in the first days of exponential growth.
Intervention effect CO2 above 46 mmol m−3 gave no further growth benefit at moderate PPF.
Intervention effect High PPF increased growth, RGR and NAR at 46 or 69 mmol m−3 CO2.
Intervention effect High PPF increased photosynthetic rate at enriched CO2.
Intervention effect High PPF decreased leaf area ratio.
Intervention effect At high PPF, supraoptimal CO2 increased leaf area and LAR.
Intervention effect Supraoptimal CO2 decreased specific leaf weight, NAR and Pn.
Intervention effect Supraoptimal CO2 had no effect on organ dry weights or RGR compared with 69 mmol m−3 CO2.

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“yield decrease”

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