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“decrease in dry weight”

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Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Average seedling dry weight did not decrease after acetone immersion.

Taxon: Sweet cornt0
Treatment: acetonee0
Outcome: Average seedling dry weighte0
Direction: did not decreasee0

Not reportedComparator

Verbatim

e0
“8 hours of immersion in acetone. Average seedling dry weight, however, did not decrease.”
✓ located verbatim in the source · abstract, characters 744–832

t0
“Sweet Corn”
✓ located verbatim in the source · title, characters 23–33

Title

Infusion of shrunken-2 Sweet Corn Seed with Organic Solvents: Effects on Germination and Vigor

Patricia E. Hung; Vincent A. Fritz; Luther Waters HortScience 1992. doi:10.21273/hortsci.27.5.467

Other claims from this paper (10)

Intervention effect Eight hours in acetone significantly decreased total germination in both cultivars.
Intervention effect Eight hours in acetone significantly decreased normal-seedling percentage.
Intervention effect DMSO was highly toxic to both cultivars.
Association Ethanol increased seed mortality with longer immersion.
Intervention effect Cyclohexane caused erratic responses as immersion time increased.
Intervention effect Decalin caused erratic responses as immersion time increased.
Intervention effect Xylene caused erratic responses as immersion time increased.
Association Cultivar germination or vigor was uncorrelated with acetone immersion.
Recommendation Acetone could carry fungicide into some cultivar seeds without harming germination or vigor.
Recommendation Each sh 2 cultivar should be screened before organic solvent fungicide infusion.

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

In the fertilized pole-stage stand, needle dry weight of Scots pine did not decrease at senescence four years after fertilization.

Taxon: Pinus sylvestrisPinus sylvestrise0
Organ / stage: needlee5
Treatment: fertilizatione5
Outcome: needle dry weighte5
Direction: did not decreasee5
Setting: pole-stage stande5

Verbatim

e0
“Scots pine (Pinus sylvestris L.)”
✓ located verbatim in the source · abstract, characters 108–140

e5
“In the fertilized, pole-stage stand, needle dry weight did not decrease at senescence four years after fertilization”
✓ located verbatim in the source · abstract, characters 607–723

Title

Nutrient retranslocation within the foliage of Pinus sylvestris

H.-S. Helmisaari Tree Physiology 1992. doi:10.1093/treephys/10.1.45

Other claims from this paper (8)

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

High humidity did not decrease maize fresh or dry weight.

Taxon: MaizeZea mayse1
Treatment: >95% relative humiditye1
Outcome: growth (fresh weight and dry weight)e0
Direction: neither a decreasee0
Comparator: 50–60%e1

Verbatim

e0
“there was neither a decrease in growth (fresh weight and dry weight) nor in ash content of the ‘humid’plants”
✓ located verbatim in the source · abstract, characters 379–487

e1
“Maize plants were grown with nutrients supplied at adequate levels in hydroculture or in soil at 50–60% and at >95% relative humidity”
✓ located verbatim in the source · abstract, characters 144–277

e2
“there was neither a decrease in growth (fresh weight and dry weight) nor in ash content of the ‘humid’plants”
✓ located verbatim in the source · abstract, characters 379–487

Title

Does transpiration have an essential function in long‐distance ion transport in plants?

W. TANNER; H. BEEVERS Plant Cell & Environment 1990. doi:10.1111/j.1365-3040.1990.tb01089.x

Other claims from this paper (4)

Intervention effect Water loss differed by a factor of two to three across humidity conditions.
Intervention effect High humidity did not decrease maize ash content.
Intervention effect The upper shoot also showed no decrease in growth or ash content under high humidity.
Mechanism The authors suggest transpiration is not essential for long-distance mineral transport.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The growth regulator treatments did not significantly decrease dry weight per stem.

Taxon: winter barleyHordeum vulgaree0
Treatment: mepiquat chloride and ethephone6
Outcome: dry weight/steme5
Direction: did not decrease significantlye5

Not reportedComparator

Verbatim

e0
“six cultivars of winter barley grown in Belfast, UK, in 1986/87”
✓ located verbatim in the source · abstract, characters 203–266

e5
“The growth regulator treatments reduced plant height and although dry weight/stem did not decrease significantly, dry weight/unit length of stem was similar in treated and untreated plots”
✓ located verbatim in the source · abstract, characters 939–1126

e6
“Applications of nitrogen and a plant growth regulator (mepiquat chloride and ethephon) were used to manipulate stem structure”
✓ located verbatim in the source · abstract, characters 8–133

Title

Response of winter barley cultivars to nitrogen and a plant growth regulator in relation to lodging

E. M. White The Journal of Agricultural Science 1991. doi:10.1017/s0021859600077583

Other claims from this paper (11)

Observation Pipkin had a very high lodging damage susceptibility index (70), while the other cultivars ranged from 1 to 18.
Association Differences between cultivars in number of internodes, plant height and stem weight did not explain their differences in resistance to damage.
Observation Panda had dry weight per unit length of 2·35 mg/mm, among the strongest cultivars.
Observation Jennifer had dry weight per unit length of 2·34 mg/mm, among the strongest cultivars.
Observation Pipkin had dry weight per unit length of 1·75 mg/mm, the lowest among the cultivars.
Intervention effect Nitrogen application increased plant height.
Intervention effect Nitrogen application did not affect dry weight per main stem.
Intervention effect Nitrogen application decreased dry weight per unit length of stem.
Intervention effect The growth regulator treatments reduced plant height.
Intervention effect Dry weight per unit length of stem was similar in growth-regulator-treated and untreated plots.
Recommendation Dry weight per unit length has potential as an objective indicator of straw strength and could be used in cultivar evaluation in the absence of damage in field trials.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Increasing yellow mustard height from 10 to 20 cm did not decrease weed dry weight.

Taxon: cornZea mays subsp. mayse0
Treatment: Increasing yellow mustard height from 10 to 20 cme7
Interactor: weede7weed
Outcome: weed dry weighte7
Direction: did not decreasee7

Not reportedComparator

Verbatim

e0
“Field experiments were conducted to determine the effect of a short-term spring-seeded smother plant on corn development and weed control”
✓ located verbatim in the source · abstract, characters 0–137

e7
“Increasing yellow mustard height from 10 to 20 cm delayed corn silk emergence and reduced grain yield but did not decrease weed dry weight”
✓ located verbatim in the source · abstract, characters 938–1076

Title

Simulation of Spring-Seeded Smother Plants for Weed Control in Corn (Zea mays)

Robert L. De Haan; Donald L. Wyse; Nancy J. Ehlke; et al. Weed Science 1994. doi:10.1017/s0043174500084125

Other claims from this paper (10)

Intervention effect Yellow mustard with 4 wk interference and 10 cm height decreased corn yield by 17%.
Intervention effect Yellow mustard with 4 wk interference and 10 cm height reduced weed dry weight by an average of 66%.
Intervention effect Yellow mustard with a 2-wk interference duration did not reduce weed dry weight.
Intervention effect Yellow mustard with a 6- or 8-wk life cycle and 10 cm height reduced weed dry weight by an average of 82%.
Intervention effect Yellow mustard with a 6- or 8-wk life cycle and 10 cm height delayed corn silk emergence by an average of 5.3 days.
Intervention effect Yellow mustard with a 6- or 8-wk life cycle and 10 cm height reduced average corn grain yield by 19%.
Intervention effect Increasing yellow mustard height from 10 to 20 cm delayed corn silk emergence.
Intervention effect Increasing yellow mustard height from 10 to 20 cm reduced corn grain yield.
Intervention effect Yellow mustard with 4 wk interference and 10 cm height over the corn row at 530 seeds m-2 reduced weed dry weight by an average of 51%.
Intervention effect Yellow mustard seeded over the corn row at 530 seeds m-2 reduced average corn grain yield by 4% compared with corn in monoculture.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Stem plus leaf sheath weight in no-ear wheat did not decrease until maturation.

Taxon: wheatTriticum aestivume0
Organ / stage: maturation stagee0
Outcome: weight of stem plus leaf sheathe0
Direction: did not decreasee0

Verbatim

e0
“the weight of stem plus leaf sheath did not decrease until the maturation stage in the no-ear wheat”
✓ located verbatim in the source · abstract, characters 592–691

Title

Effects of Ear Removal on Dry Matter Production and Its Partitioning in Wheat and Barley.

Kano KOIDE; Kuni ISHIHARA Japanese Journal of Crop Science 1992. doi:10.1626/jcs.61.651

Other claims from this paper (10)

Intervention effect Ear removal did not produce a significant difference in total dry weight in wheat and barley through harvest.
Intervention effect Ear removal increased weights of leaf blade, leaf sheath and roots in wheat and barley.
Intervention effect Ear removal increased weights of stem and late tillers in wheat and barley.
Intervention effect Stem plus leaf sheath weight in no-ear barley decreased to the same extent as controls.
Intervention effect The increase in late tillers after ear removal was larger in barley than wheat.
Intervention effect After ear removal, leaf blade and sheath weights increased more in upper wheat leaves.
Intervention effect After ear removal, leaf blade and sheath weight increases were the same across barley leaf positions.
Mechanism In both wheat and barley, increased flag leaf weight after ear removal was mainly due to increased sucrose.
Observation After ear removal, the sucrose increase was larger in wheat than barley.
Observation After ear removal, glucose and fructose increases began earlier and were larger in barley than wheat.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

High humidity did not decrease maize ash content.

Taxon: MaizeZea mayse1
Treatment: >95% relative humiditye1
Outcome: ash contente0
Direction: neither a decreasee0
Comparator: 50–60%e1

Verbatim

e0
“there was neither a decrease in growth (fresh weight and dry weight) nor in ash content of the ‘humid’plants”
✓ located verbatim in the source · abstract, characters 379–487

e1
“Maize plants were grown with nutrients supplied at adequate levels in hydroculture or in soil at 50–60% and at >95% relative humidity”
✓ located verbatim in the source · abstract, characters 144–277

e2
“there was neither a decrease in growth (fresh weight and dry weight) nor in ash content of the ‘humid’plants”
✓ located verbatim in the source · abstract, characters 379–487

Title

Does transpiration have an essential function in long‐distance ion transport in plants?

W. TANNER; H. BEEVERS Plant Cell & Environment 1990. doi:10.1111/j.1365-3040.1990.tb01089.x

Other claims from this paper (4)

Intervention effect Water loss differed by a factor of two to three across humidity conditions.
Intervention effect High humidity did not decrease maize fresh or dry weight.
Intervention effect The upper shoot also showed no decrease in growth or ash content under high humidity.
Mechanism The authors suggest transpiration is not essential for long-distance mineral transport.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Shepody root dry weight did not respond to PsJN inoculation.

Taxon: potatoesSolanum tuberosume1
Material: Shepodye0
Treatment: Inoculatede0
Interactor: strain PsJNe1other
Outcome: root dry weighte0
Direction: no responsee0

Not reportedComparator

Verbatim

e0
“Inoculated plantlets of cultivars Norchip, Kennebec, Shepody, and Chaleur showed, in root dry weight, a five- to eight-fold increase, two- to three-fold increase, no response, and a decrease of 50%, respectively.”
✓ located verbatim in the source · abstract, characters 620–832

e1
“growth promotion of potatoes by strain PsJN was cultivar specific”
✓ located verbatim in the source · abstract, characters 553–618

Title

A gnotobiotic bioassay for studying interactions between potatoes and plant growth-promoting rhizobacteria

Kenneth L. Conn; George Lazarovits; Jerzy Nowak Canadian Journal of Microbiology 1997. doi:10.1139/m97-117

Other claims from this paper (10)

Method / resource The gnotobiotic potato bioassay was highly useful for testing growth promotion by PsJN.
Intervention effect PsJN increased root dry weight five- to eight-fold in Norchip.
Intervention effect PsJN increased root dry weight two- to three-fold in Kennebec.
Intervention effect PsJN reduced Chaleur root dry weight by 50%.
Method / resource Haulm dry weight followed root trends but was less consistent as an indicator.
Method / resource Minor medium, temperature and light changes did not materially change bioassay results.
Method / resource Screening eliminated 93% of transconjugates retaining growth-promotion activity.
Method / resource Seven retested isolates were confirmed to have lost growth-promoting ability.
Intervention effect Other bacterial genera did not increase potato plantlet growth.
Intervention effect Several other bacterial isolates inhibited potato root and haulm growth.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Brushing typically had no significant effects on leaf area, dry weight or days to flower of pansy.

Taxon: Pansye0
Treatment: 10 or 20 brush strokes per daye0
Outcome: leaf area, dry weight or days to flowere0
Direction: without significant effectse0
Qualifier: typicallye0

Not reportedComparator

Verbatim

e0
“Pansy plants were undamaged by 10 or 20 brush strokes per day and showed a significant (17–22%) decrease in petiole length, typically without significant effects on leaf area, dry weight or days to flower.”
✓ located verbatim in the source · abstract, characters 1664–1869

Title

COMMERCIAL ADAPTATIONS OF MECHANICAL STIMULATION FOR THE CONTROL OF TRANSPLANT GROWTH

L. Garner; F. Allen Langton; T. Björkman Acta Horticulturae 1997. doi:10.17660/actahortic.1997.435.21

Other claims from this paper (13)

Intervention effect Ten or twenty daily strokes provided significant height control in tomato seedlings without plant damage.
Intervention effect Brushing intervals of up to 10 minutes gave the same height control in tomato as continuous brushing.
Intervention effect Treating tomato plants at 0800 or at 1700 hours produced no differences.
Intervention effect Brushing begun at the first or second true leaf stage achieved significant height control in tomato.
Intervention effect Brushing begun at a later stage of development caused leaf damage in tomato.
Intervention effect Brushing before transplanting to the field significantly decreased stem elongation of tomato by about 20%.
Intervention effect Brushed and unbrushed tomato plants showed no significant differences in long-term growth or final fruit yield after transplanting to the field.
Observation In geranium and impatiens, reductions in plant stature were associated with significant plant damage.
Intervention effect Brushing induced a prostrate growth habit and leaf distortion in petunia.
Intervention effect Brushing significantly reduced leaf area and shoot dry weight of petunia.
Intervention effect Pansy plants were undamaged by 10 or 20 brush strokes per day.
Intervention effect Brushing significantly decreased petiole length of pansy by 17–22%.
Recommendation Brushing is an effective method for controlling tomato and pansy transplant size without adversely affecting quality or long-term growth.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Cassava leaf area declined without a significant change in leaf dry weight.

Taxon: cassavaManihot esculentae0
Treatment: infested with P. manihotie2
Interactor: Phenacoccus manihotiPhenacoccus manihotie1pest
Outcome: leaf dry weighte0
Direction: without significant changee0

Not reportedComparator

Verbatim

e0
“In cassava the decrease in leaf area, without significant change in leaf dry weight, appeared to be due to physiological changes in plants similar to those induced by water stress.”
✓ located verbatim in the source · abstract, characters 894–1074

e1
“cassava mealybug Phenacoccus manihoti Matt. Ferr.”
✓ located verbatim in the source · abstract, characters 241–290

e2
“plants infested with P. manihoti”
✓ located verbatim in the source · abstract, characters 396–428

Title

Tolerance of different host‐plants to the cassava mealybugPhenacoccus manihotiMatile‐Ferrero (Homoptera: Pseudococcidae)

B. Le RÜ; M. Tertuliano International Journal of Pest Management 1993. doi:10.1080/09670879309371826

Other claims from this paper (5)

Intervention effect A two-month infestation by 100 mealybugs decreased host plant total leaf area and leaf area ratio.
Intervention effect Infestation did not modify plant total dry weight, relative growth rate or net assimilation rate.
Association The leaf area decrease varied by plant species and variety.
Intervention effect Infestation effects on dry weight differed among plant organs.
Association Tolerance to the mealybug was unrelated to plant species.

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“decrease in dry weight”

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