“yield decrease”

Claim · model-written summary

D15 increased nitrogen partial productivity by 1.1% over D5 in the wet year.

Taxon

winter wheatTriticum aestivumt0

Treatment

D15e0

Outcome

N partial productivitye1

Direction

promotede0

Value

1.1 %e0

Qualifier

wet yeare0

Comparator

D5e0

Verbatim

e0

“D15 promoted those by 0.9 %, 1.3 %, 3.7 % and 1.1 % over D5 under wet year”

e1

“Compared with D5, deep urea placement significantly increased the crop N uptake (10.4–27.6 %), grain N content (1.2–18.7 %), N recovery efficiency (NRE, 0.9–16.7 %) and N partial productivity (PFPN, 1.1–20.0 %) in dry and normal years, and D15 promoted those by 0.9 %, 1.3 %, 3.7 % and 1.1 % over D5 under wet year. Additionally, compared with D5, deep urea placement increased crop water productivity (WP) and yield by …” Show full quote

t0

“winter wheat”

Claim · model-written summary

CO2 above 46 mmol m−3 gave no further growth benefit at moderate PPF.

Taxon

lettuceLactuca sativae2

Treatment

Elevating CO2 above 46 mmol m-3e0

Outcome

benefite0

Direction

no further benefite0

Not reportedComparator

Verbatim

e0

“Elevating CO2 above 46 mmol m-3 at moderate PPF had no further benefit.”

e1

“Elevating CO2 above 46 mmol m-3 at moderate PPF had no further benefit.”

t0

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

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).”

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”

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”

Claim · model-written summary

Subsoiling at jointing reduced or constrained transpiration rate by 42.5%.

Taxon

Summer MaizeZea mayst0

Material

Zhendan958e1

Treatment

subsoiling at jointing stagee0

Outcome

transpiration ratee0

Direction

decreasede0

Value

42.5%e0

Comparator

non-subsoilinge0

Verbatim

t0

“Summer Maize”

e0

“compared with non-subsoiling,subsoiling at jointing stage achieved the following characters: plant height and ear height decreased by 17.3 cm and 9.0 cm,stem diameter decreased by 2.7 mm,and one leaf less;the increase of LAI before silking was limited,while decrease of LAI after silking was slow;stomatal conductance,intercellular CO2 concentration,transpiration rate,net photosynthetic rate of ear leaves decreased 38%…” Show full quote

e1

“Zhendan958 was applied in the field experiment.”

Claim · model-written summary

Relative growth rate increased only in the first days of exponential growth.

Taxon

lettuceLactuca sativae2

Outcome

Relative growth rate (RGR)e0

Direction

stimulatede0

Qualifier

only during the first several days of exponential growthe0

Verbatim

e0

“Relative growth rate (RGR) was stimulated only during the first several days of exponential growth.”

e1

“Relative growth rate (RGR) was stimulated only during the first several days of exponential growth.”

t0

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

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).”

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”

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”

Claim · model-written summary

Subsoiling at jointing reduced or constrained intercellular CO2 concentration by 25.3%.

Taxon

Summer MaizeZea mayst0

Material

Zhendan958e1

Treatment

subsoiling at jointing stagee0

Outcome

intercellular CO2 concentratione0

Direction

decreasede0

Value

25.3%e0

Comparator

non-subsoilinge0

Verbatim

t0

“Summer Maize”

e0

“compared with non-subsoiling,subsoiling at jointing stage achieved the following characters: plant height and ear height decreased by 17.3 cm and 9.0 cm,stem diameter decreased by 2.7 mm,and one leaf less;the increase of LAI before silking was limited,while decrease of LAI after silking was slow;stomatal conductance,intercellular CO2 concentration,transpiration rate,net photosynthetic rate of ear leaves decreased 38%…” Show full quote

e1

“Zhendan958 was applied in the field experiment.”

Claim · model-written summary

Subsoiling at jointing reduced or constrained net photosynthetic rate by 2.0%.

Taxon

Summer MaizeZea mayst0

Material

Zhendan958e1

Treatment

subsoiling at jointing stagee0

Outcome

net photosynthetic ratee0

Direction

decreasede0

Value

2.0%e0

Comparator

non-subsoilinge0

Verbatim

t0

“Summer Maize”

e0

“compared with non-subsoiling,subsoiling at jointing stage achieved the following characters: plant height and ear height decreased by 17.3 cm and 9.0 cm,stem diameter decreased by 2.7 mm,and one leaf less;the increase of LAI before silking was limited,while decrease of LAI after silking was slow;stomatal conductance,intercellular CO2 concentration,transpiration rate,net photosynthetic rate of ear leaves decreased 38%…” Show full quote

e1

“Zhendan958 was applied in the field experiment.”

Claim · model-written summary

Excess nitrogen fertilizer with improper P and K ratio was associated with large accumulation of inorganic nitrogen in soil and leaching loss.

Taxon

cabbageBrassica oleracea var. capitatae0

Treatment

excess nitrogen fertilizere6

Outcome

accumulation of inorganic nitrogen in soil and leaching losse6

Direction

increaseinferrede6

Verbatim

e0

“Taking‘Chungan 3'cabbage as material,with the open vegetable fields in Yanqing county of this area as the object,six treatments were set up,including the control group without fertilization”

e6

“excess nitrogen fertilizer and improper ratio of phosphorus and potassium was unsuitable for the crops on the absorption of nutrients,leading to large amounts of accumulation of inorganic nitrogen in soil and leaching loss;under combined application of phosphorus and potassium,the reduced nitrogen for treatment was beneficial to the crops on the absorption of nutrients,to improve the nitrogen use efficiency,to reduce…” Show full quote

Claim · model-written summary

Subsoiling at jointing reduced or constrained dry matter production by 168.8 kg/ha.

Taxon

Summer MaizeZea mayst0

Material

Zhendan958e1

Treatment

subsoiling at jointing stagee0

Outcome

dry matter productione0

Direction

lesse0

Value

168.8 kg/hae0

Comparator

non-subsoilinge0

Verbatim

t0

“Summer Maize”

e0

“compared with non-subsoiling,subsoiling at jointing stage achieved the following characters: plant height and ear height decreased by 17.3 cm and 9.0 cm,stem diameter decreased by 2.7 mm,and one leaf less;the increase of LAI before silking was limited,while decrease of LAI after silking was slow;stomatal conductance,intercellular CO2 concentration,transpiration rate,net photosynthetic rate of ear leaves decreased 38%…” Show full quote

e1

“Zhendan958 was applied in the field experiment.”

Claim · model-written summary

Subsoiling at jointing reduced or constrained dry matter production by 1 519.5 kg/ha.

Taxon

Summer MaizeZea mayst0

Material

Zhendan958e1

Treatment

subsoiling at jointing stagee0

Outcome

dry matter productione0

Direction

lesse0

Value

1 519.5 kg/hae0

Comparator

non-subsoilinge0

Verbatim

t0

“Summer Maize”

e0

“compared with non-subsoiling,subsoiling at jointing stage achieved the following characters: plant height and ear height decreased by 17.3 cm and 9.0 cm,stem diameter decreased by 2.7 mm,and one leaf less;the increase of LAI before silking was limited,while decrease of LAI after silking was slow;stomatal conductance,intercellular CO2 concentration,transpiration rate,net photosynthetic rate of ear leaves decreased 38%…” Show full quote

e1

“Zhendan958 was applied in the field experiment.”

Claim · model-written summary

High PPF increased photosynthetic rate at enriched CO2.

Taxon

lettuceLactuca sativae2

Treatment

high PPF of 880-900 micromoles m-2 s-1e0

Outcome

photosynthetic rate (Pn)e0

Direction

increasese0

Not reportedComparator

Verbatim

e0

“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)”

e1

“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)”

t0

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

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).”

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”

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”