Method / resource 289,819 claims

Claim · model-written summary

Probable error was about 18% for old Scotch oat varieties.

Taxon

oatAvena sativae0

Material

old Scotch varietiese0

Outcome

probable errore0

Value

18 per cente0

Verbatim

e0

“For the old Scotch varieties of oat the probable error on trials of this kind amounts to about 18 per cent, of the yield of grain”

Claim · model-written summary

Probable error was about 20% for new oat varieties.

Taxon

oatAvena sativat0

Material

new varietiese0

Outcome

probable errort0

Value

20 per cente0

Verbatim

e0

“and to about 20 per cent, for the new varieties.”

t0

“For the old Scotch varieties of oat the probable error on trials of this kind amounts to about 18 per cent, of the yield of grain and to about 20 per cent, for the new varieties.”

Claim · model-written summary

A 5% expected yield difference would require 214 single-plot centers.

Taxon

oatAvena sativae1

Outcome

necessary to have 214 centrese0

Value

214 centrese0

Verbatim

e0

“when the difference is not likely to be more than about 5 per cent, it would be necessary to have 214 centres”

t0

“Adopting single plot trials an 18 per cent, error means that when determining the superiority in the yield of grain of one variety over that of another”

e1

“one variety of oat with that of another”

Claim · model-written summary

A 10% expected yield difference would require 53 centers.

Taxon

oatAvena sativae1

Outcome

necessary to have 53 centrese0

Value

53 centrese0

Verbatim

e0

“When the difference is likely to be about 10 per cent, it would be necessary to have 53 centres.”

t0

“Adopting single plot trials an 18 per cent, error means that when determining the superiority in the yield of grain of one variety over that of another”

e1

“one variety of oat with that of another”

Claim · model-written summary

Mercuric chloride was favored over cheese cloth on cost and adaptability, subject to testing in high-insect seasons.

Taxon

cabbageBrassica oleracea var. capitatae1

Outcome

cost and adaptabilitye0

Direction

in favore0

Qualifier

during seasons of maximum abundance of the insecte0

Comparator

cheese cloth methodse0

Verbatim

e0

“Comparisons of the mercuric chloride and cheese cloth methods are decidedly in favor of the former, as regard~ cost and adaptability, although the method has still to prove its worth during seasons of maximum abundance of the insect”

e1

“Control of the cabbage maggot”

Claim · model-written summary

Of other tested materials, only tobacco dust showed substantial promise against cabbage maggot.

Taxon

cabbageBrassica oleracea var. capitatae1

Treatment

tobacco duste0

Outcome

promise of successe0

Direction

greate0

Comparator

other materials testede0

Verbatim

e0

“No other materials tested, except tobacco dust, gave great promise of success”

e1

“Control of the cabbage maggot”

Claim · model-written summary

The fruit-sampling formulas gave only approximately correct values.

Taxon

oranges, lemons, and grapefruite1

Outcome

values given by the formulas are only approximately correcte0

Value

approximately correcte0

Verbatim

e0

“It is shown that the values given by the formulas are only approximately correct”

e1

“oranges, lemons, and grapefruit”

Claim · model-written summary

Three types of variation were distinguished.

Taxon

WheatTriticum aestivume1

Outcome

types of variationse0

Value

threee0

Verbatim

e0

“the three types of variations found have been genuinely distinguished”

e1

““Wheat field”

Claim · model-written summary

Long series of average wheat yields from different fields or seasons cannot match same-field same-season plot comparisons in accuracy.

Taxon

wheatTriticum aestivume0

Outcome

accuracye0

Direction

cannot approache0

Comparator

comparison of plots of the same field in the same seasonse0

Verbatim

e0

“average wheat yields, even over long periods, from different fields or for different seasons cannot approach in accuracy the comparison of plots of the same field in the same seasons”

Claim · model-written summary

Slow changes in mean yield make even long series of different years from one field inaccurate to compare.

Taxon

WheatTriticum aestivume1

Outcome

accurately comparede0

Comparator

different years from the same fielde0

Verbatim

e0

“even comparatively long series of different years from the same field cannot be accurately compared”

e1

““Wheat field”