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agridat (version 1.20)

Agricultural Datasets

Description

Datasets from books, papers, and websites related to agriculture. Example graphics and analyses are included. Data come from small-plot trials, multi-environment trials, uniformity trials, yield monitors, and more.

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install.packages('agridat')

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Version

1.20

License

CC BY-SA 4.0

Maintainer

Kevin Wright

Last Published

December 20th, 2021

Functions in agridat (1.20)

acorsi.grayleafspot

Multi-environment trial evaluating 36 maize genotypes in 9 locations

aastveit.barley

Barley heights and environmental covariates in Norway

Datasets from agricultural experiments

allcroft.lodging

Multi-environment trial of cereal with lodging data

For the 34 sheep sires, the number of lambs in each of 5 foot shape classes.

ars.earlywhitecorn96

Multi-environment trial of early white food corn

Multi-environment trial of sorghum at 3 locations across 5 years

ansari.wheat.uniformity

Uniformity trial of wheat

Split-split plot experiment of apple trees

arankacami.groundnut.uniformity

Uniformity trial of groundnut

batchelor.uniformity

Uniformity trials of apples, lemons, oranges, and walnuts

baker.wheat.uniformity

Uniformity trial of wheat

Counts of webworms in a beet field, with insecticide treatments.

baker.strawberry.uniformity

Uniformity trial of strawberry

Yields of 8 barley varieties in 1913 as used by Student.

Survey and satellite data for corn and soy areas in Iowa

Multi-environment trial of corn, incomplete-block design

besag.triticale

Four-way factorial agronomic experiment in triticale

Competition experiment in beans with height measurements

Check variety yields in winter wheat.

Multi-environment trial of wheat, conventional and semi-dwarf varieties

australia.soybean

Multi-environment trial of soybean in Australia

baker.barley.uniformity

Uniformity trials of barley, 10 years on same ground

Corn borer infestation under four treatments

Mating crosses of chickens

RCB experiment of spring barley in United Kingdom

RCB experiment of wheat, 50 varieties in 3 blocks with strong spatial trend.

Multi-environment trial of maize in Texas.

Presence of footroot disease in an endive field

bancroft.peanut.uniformity

Uniformity trial of peanuts

Diallel cross of winter beans

Multi-environment trial of wheat in Sweden in 2016.

bryan.corn.uniformity

Uniformity trial of corn at 3 locations in Iowa.

Weight of cork samples on four sides of trees

brandt.switchback

Switchback experiment on dairy cattle, milk yield for two treatments

caribbean.maize

Multi-environment trial of maize with fertilization

burgueno.rowcol

Row-column design

Diameters of apples

Incomplete block alpha design

Multi-environment trial of rape in Manitoba

Multi-environment trial of maize with pedigrees

bradley.multi.uniformity

Uniformity trial of 4 crops on the same land

burgueno.unreplicated

Field experiment with unreplicated genotypes plus one repeated check.

bose.multi.uniformity

Uniformity trials of barley, wheat, lentils

bridges.cucumber

Multi-environment trial of cucumbers in a latin square design

Nonlinear maize yield-density model

carlson.germination

Germination of alfalfa seeds at various salt concentrations

broadbalk.wheat

Long term wheat yields on Broadbalk fields at Rothamsted.

chinloy.fractionalfactorial

Sugarcane fractional factorial 1/3 3^5

Relative cotton yield for different soil potassium concentrations

christidis.competition

Competition between varieties in cotton

Latin square design in wheat

cochran.factorial

Factorial experiment in beans

christidis.cotton.uniformity

Uniformity trial of cotton

cochran.eelworms

Counts of eelworms before and after fumigant treatments

Potato scab infection with sulfur treatments

Yield and number of plants in a sugarbeet fertilizer experiment

cornelius.maize

Multi-environment trial of maize for 9 cultivars at 20 locations.

Multi-environment trial of corn, balanced incomplete block design

connolly.potato

Potato yields in single-drill plots

corsten.interaction

Multi-environment trial of corn

Strip-split-plot of barley with fertilizer, calcium, and soil factors.

cramer.cucumber

Cucumber yields and quantitative traits

Weight gain in pigs for different treatments

Incomplete-block experiment of maize in Ethiopia.

Germination of Orobanche seeds for two genotypes and two treatments.

day.wheat.uniformity

Uniformity trial of wheat

dasilva.soybean.uniformity

Uniformity trial of soybean

Multi-environment trial of wheat for 18 genotypes at 25 locations

cullis.earlygen

Early generation variety trial in wheat

davies.pasture.uniformity

Uniformity trial of pasture.

davidian.soybean

Growth of soybean varieties in 3 years

Multi-environment trial with structured missing values

Multi-environment trial of maize

Darwin's maize data of crossed/inbred plant heights

Multi-environment trial of perennial ryegrass in France

digby.jointregression

Multi-environment trial of wheat

Potato yields in response to potash and nitrogen fertilizer

Height of barley plants in a study of non-normal data

christidis.wheat.uniformity

Uniformity trial of wheat

Soil resistivity in a field

cochran.lattice

Balanced lattice experiment in cotton

cochran.wireworms

Wireworms controlled by fumigants in a latin square

depalluel.sheep

Latin square of four breeds of sheep with four diets

Bodyweight of cows in a 2-by-2 factorial experiment

Graeco-Latin Square experiment in pine

Row-column experiment of spring barley, many varieties

durban.splitplot

Split-plot experiment of barley with fungicide treatments

durban.competition

Sugar beet yields with competition effects

draper.safflower.uniformity

Uniformity trial of safflower

foulley.calving

Calving difficulty by calf sex and age of dam

Multi-environment trial of maize hybrids in China

engelstad.nitro

Multi-environment trial of corn with nitrogen fertilizer

Multi-environment trial of wheat, 22 varieties at 14 sites in Australia

federer.diagcheck

Wheat experiment with diagonal checks

Multi-environment trial of oats in United States, 5 locations, 7 years.

eden.tea.uniformity

Uniformity trial of tea

federer.tobacco

RCB of tobacco, height plants exposed to radiation

gilmour.slatehall

Slate Hall Farm 1978

gilmour.serpentine

Wheat yield in South Australia with serpentine row/col effects

Multi-location/year breeding trial in California

Straw length and ear emergence for wheat genotypes.

Impact of Bt corn on non-target species

Multi-environment trial of soybeans in New York, 1977 to 1988

gomez.groupsplit

Group balanced split-plot design in rice

gomez.fractionalfactorial

Rice fractional factorial experiment 1/2 2^6.

gomez.nonnormal1

Insecticide treatment effectiveness

gomez.nonnormal2

RCB experiment of rice, measuring white heads

gomez.multilocsplitplot

Multi-environment trial of rice, split-plot design

garber.multi.uniformity

Uniformity trials of oat hay and wheat grain

gomez.rice.uniformity

Uniformity trial of rice

gomez.nonnormal3

RCB experiment of rice, 12 varieties with leafhopper survival

Latin square experiment on mangolds

Yield monitor data from a corn field in Minnesota

Multi-environment trial of 5 barley varieties, 6 locations, 2 years

RCB experiment of rice, 6 densities

Soil nitrogen at three times for eight fertilizer treatments

gomez.heteroskedastic

RCB experiment of rice, heteroskedastic varieties

Sample of egg weights on 24 consecutive days

gomez.heterogeneity

RCB experiment of rice, heterogeneity of regressions

Latin square experiment for testing fungicide

gomez.splitsplit

Split-split-plot experiment of rice

gomez.stripplot

Strip-plot experiment of rice

gomez.stripsplitplot

Strip-split-plot experiment of rice

Rice yield in wet & dry seasons with nitrogen fertilizer treatments

gomez.splitplot.subsample

Split-plot experiment of rice, with subsamples

goulden.barley.uniformity

Uniformity trial of barley

harris.multi.uniformity

Uniformity trials with multiple crops, 15 years on the same land

hanover.whitepine

Mating crosses of white pine trees

gotway.hessianfly

Hessian fly damage to wheat varieties

hanks.sprinkler

Wheat yields in a line-source sprinkler experiment

hadasch.lettuce

Lettuce resistance to downy mildew resistance (with marker data)

goulden.splitsplit

Split-split-plot experiment of wheat

graybill.heteroskedastic

Multi-environment trial of wheat varieties with heteroskedastic yields

harris.wateruse

Water use by horticultural trees

Average daily gain of 65 steers for 3 lines, 9 sires.

hartman.tomato.uniformity

Uniformity trial of tomato

Birth weight of lambs from different lines/sires

Diallel cross of Aztec tobacco

Factorial experiment of cotton in Sudan.

holland.arthropods

Counts of arthropods in a grid-sampled wheat field

hildebrand.systems

Multi-environment trial of maize for four cropping systems

RCB experiment of grape, disease incidence

Multi-environment trial of wheat to illustrate stability statistics

harrison.priors

Ranges of analytes in soybean from other authors

gumpertz.pepper

Phytophtera disease incidence in a pepper field

grover.rcb.subsample

Rice RCB with subsamples

hazell.vegetables

Gross profit for 4 vegetable crops in 6 years

heady.fertilizer

Yield of corn, alfalfa, clover with two fertilizers

Yields from treatment for mildew control

Infestation of carrots by fly larvae

kempton.barley.uniformity

Uniformity trial of barley

keen.potatodamage

Damage to potato tubers from lifting rods.

Infestation of apple shoots by apple canker.

kiesselbach.oats.uniformity

Uniformity trial of oats

hernandez.nitrogen

Multi-environment trial of corn with nitrogen fertilizer at 5 sites.

hessling.argentina

Relation between wheat yield and weather in Argentina

Multi-environment trial of maize in Louisianna at 4 locs in 3 years

Alpha lattice design of spring oats

lessman.sorghum.uniformity

Uniformity trial of sorghum

Growth of maize plants in Germany during 1875-1878

henderson.milkfat

Milk fat yields for a single cow

heath.raddish.uniformity

Uniformity trial of raddish

loesell.bean.uniformity

Uniformity trial of white pea beans

li.millet.uniformity

Uniformity trial of millet

lonnquist.maize

Multi-environment trial of maize, half diallel

kerr.sugarcane.uniformity

Uniformity trials of sugarcane, 4 fields

holtsmark.timothy.uniformity

Uniformity trial of timothy

holshouser.splitstrip

Split-strip-plot of soybeans

khin.rice.uniformity

Uniformity trial of rice

lehmann.millet.uniformity

Uniformity trial of millet in India

lehner.soybeanmold

Yield, white mold, and sclerotia for soybeans in Brazil

Multi-environment trial of maize, to illustrate stability statistics

lucas.switchback

Switchback experiment on dairy cattle, milk yield for 3 treatments

Birth weight and weaning weight of Dorper x Red Maasi lambs

Multi-environment trial of corn with nitrogen fertilizer

kempton.slatehall

Slate Hall Farm 1976 spring wheat

Multi-environment trial of peanuts for 10 genotypes in 15 environments

immer.sugarbeet.uniformity

Uniformity trial of sugarbeets, measurements of yield, sugar, purity

Repeated measurement of weights of calves with two treatments.

Percent ground cover of herbage species and nettles.

lander.multi.uniformity

Uniformity trials of wheat and chari, 4 years on the same land.

lambert.soiltemp

Average monthly soil temperature near Zurich

Multi-environment trial of wheat in Switzerland

Potato blight due to weather in Prosser, Washington

jansen.strawberry

Ordered disease ratings of strawberry crosses.

jayaraman.bamboo

Bamboo progeny trial

igue.sugarcane.uniformity

Uniformity trial with sugarcane

kempton.competition

Sugar beet trial with competition effects

jones.corn.uniformity

Uniformity trial of corn.

kadam.millet.uniformity

Uniformity trial of millet

Row-column experiment of wheat

laycock.tea.uniformity

Uniformity trials of tea

mead.cowpea.maize

Intercropping experiment of maize/cowpea

mead.germination

Seed germination with different temperatures/concentrations

iyer.wheat.uniformity

Uniformity trials of wheat in India

magistad.pineapple.uniformity

Uniformity trial of pineapple

little.splitblock

Split-block experiment of sugar beets

masood.rice.uniformity

Uniformity trial of rice

obsi.potato.uniformity

Uniformity trial of potato in Africa 2001

nonnecke.sweetcorn.uniformity

Uniformity trial of sweet corn

kalamkar.wheat.uniformity

Uniformity trial of wheat

johnson.douglasfir

A study of small-plots of old-growth Douglas Fir in Oregon.

Yield monitor data for a corn field in Argentina with variable nitrogen.

kalamkar.potato.uniformity

Uniformity trial of potatoes

karcher.turfgrass

Turfgrass ratings for different treatments

lavoranti.eucalyptus

Height of Eucalyptus trees in southern Brazil

Multi-environment trial of tomato in Latin America, weight/yield and environmental covariates

lyon.potato.uniformity

Uniformity trial of potatoes

onofri.winterwheat

Multi-environment trial of winter wheat, 7 years

mercer.wheat.uniformity

Uniformity trial of wheat

montgomery.wheat.uniformity

Uniformity trial of wheat, 2 years on the same land

Biomass of 3 crops in Greece

moore.uniformity

Uniformity trials of pole beans, bush beans, sweet corn, carrots, spring and fall cauliflower

Load multiple packages and install if needed The 'agridat' package uses dozens of packages in the examples for each dataset. The 'libs' function provides a simple way to load multiple packages at once, and can install any missing packages on-the-fly. This is very similar to the `pacman::p_load` function.

lee.potatoblight

Repeated measurements of resistance to potato blight

Multi-environment trial of wheat susceptibile to powdery mildew

mcclelland.corn.uniformity

Uniformity trial of corn

love.cotton.uniformity

Uniformity trial of cotton

parker.orange.uniformity

Uniformity trial of oranges

panse.cotton.uniformity

Uniformity trial of cotton

lord.rice.uniformity

Uniformity trial of rice

Yield monitor data for 4 cuttings of alfalfa in Saudi Arabia.

piepho.cocksfoot

Multi-environment trial of cock's foot, heading dates for 25 varieties in 7 years

piepho.barley.uniformity

Uniformity trial of barley

Multi-environment trial of winter wheat at 12 sites in 4 years.

kristensen.barley.uniformity

Uniformity trial of barley

Density/spacing experiment for turnips in 3 blocks.

mcconway.turnip

RCB experiment of turnips

Number of lambs born to 3 breeds on 3 farms

mead.strawberry

RCB experiment of strawberry

mercer.mangold.uniformity

Uniformity trial of mangolds

nebraska.farmincome

Nebraska farm income in 2007 by county

perry.springwheat

Multi-environment trial of wheat cultivars introduced 1860-1982.

petersen.sorghum.cowpea

Intercropping experiment of sorghum/cowpea

Fungus infection in varieties of wheat

sawyer.multi.uniformity

Uniformity trials of wheat, swedes, oats, 3 years on the same land

kulkarni.sorghum.uniformity

Uniformity trial of sorghum

Multi-environment trial of 33 barley genotypes in 18 locations

lin.superiority

Multi-environment trial of 33 barley genotypes in 12 locations

Multi-environment trial of barley in South Canterbury with yield and yield components

minnesota.barley.yield

Multi-environment trial of barley in Minnesota at 6 sites in 1927-1936.

minnesota.barley.weather

Monthly weather at 6 sites in Minnesota 1927-1936.

mead.cauliflower

Leaves for cauliflower plants at different times

narain.sorghum.uniformity

Uniformity trial of sorghum

U.S. historical crop yields by state

nagai.strawberry.uniformity

Uniformity trial of strawberry

Yields of four grasses for a wide range of nitrogen fertilizer

ridout.appleshoots

Root counts for propagated columnar apple shoots.

polson.safflower.uniformity

Uniformity trial of safflower

patterson.switchback

Switchback experiment on dairy cattle, milk yield for 4 treatments

rothamsted.brussels

RCB experiment of brussels sprouts, 9 fertilizer treatments

Apple tree yields for 6 treatments with covariate

nair.turmeric.uniformity

Uniformity trial of turmeric.

robinson.peanut.uniformity

Uniformity trial of peanuts

Number of cotton bolls for different levels of defoliation.

RCB experiment of wheat at the Nebraska Intrastate Nursery

Multi-environment trial of oats in India

shafii.rapeseed

Multi-environment trial of rapeseed in U.S.

shafi.tomato.uniformity

Uniformity trial of tomato

strickland.grape.uniformity

Uniformity trial of grape

strickland.apple.uniformity

Uniformity trial in apple

stroup.splitplot

Split-plot experiment of simulated data

stickler.sorghum.uniformity

Uniformity trial of sorghum

ratkowsky.onions

Onion yields for different densities at two locations

steptoe.morex.pheno

Multi-environment trial of barley, phenotypic and genotypic data for a population of Steptoe x Morex

nonnecke.peas.uniformity

Uniformity trial of canning peas

pacheco.soybean

Multi-environment trial of soybean in Brazil.

smith.corn.uniformity

Uniformity trial of corn, 3 years on same ground

snedecor.asparagus

Asparagus yields for different cutting treatments

Corn borer control by application of fungal spores.

Multi-environment trial of potato in UK, yields and trait scores at 12 locations

sayer.sugarcane.uniformity

Uniformity trial of sugarcane in India, 1933 & 1934.

paez.coffee.uniformity

Uniformity trial of coffee

vaneeuwijk.fusarium

Infection of wheat varieties by Fusarium strains from 1990 to 1993

Multi-environment trial of sorghum, 6 environments

theobald.barley

Multi-environment trial of barley, multiple years & fertilizer levels

odland.soybean.uniformity

Uniformity trials of soy hay and soybeans

Counts of yellow/white and sweet/starchy maize kernels by 15 observers

streibig.competition

Competition experiment between barley and sinapis.

Soil nitrogen and carbon in two fields

strickland.tomato.uniformity

Uniformity trial of tomato

wassom.brome.uniformity

Uniformity trials of bromegrass

urquhart.feedlot

Weight gain calves in a feedlot

turner.herbicide

Herbicide control of larkspur

Multi-environment trial of wheat with environmental covariates

Multi-environment trial of rice, with solar radiation and temperature

stephens.sorghum.uniformity

Uniformity trial of sorghum silage

usgs.herbicides

Concentrations of herbicides in streams in the United States

snijders.fusarium

Fusarium infection in wheat varieties

strickland.peach.uniformity

Uniformity trial of peach

wallace.iowaland

Iowa farmland values by county in 1925

Multi-environment trial of lupin, multiple varieties and densities

Treatment x environment interaction in agronomy trials

vaneeuwijk.drymatter

Multi-environment trial of maize, dry matter content

pederson.lettuce.repeated

Repeated measurements of lettuce growth

wedderburn.barley

Multi-environment trial of barley, percent of leaves affected by leaf blotch

Wheat yields in 7 years with genetic and environment covariates

Soybean balanced incomplete block experiment

welch.bermudagrass

Factorial experiment of bermuda grass, N, P, K fertilizers

Lattice experiment in soybeans.

walsh.cottonprice

Acres and price of cotton 1910-1943

wiebe.wheat.uniformity

Uniformity trial of wheat

williams.barley.uniformity

Uniformity trial of barley

wiedemann.safflower.uniformity

Uniformity trial of safflower

vaneeuwijk.nematodes

Number of cysts on 11 potato genotypes for 5 potato cyst nematode populations.

wyatt.multi.uniformity

Uniformity trial of oats and wheat on the same ground.

wheatley.carrot

Insecticide treatments for carrot fly larvae

Weight gain in pigs for different treatments

rothamsted.oats

RCB experiment of oats, straw and grain, 9 fertilizer treatments

yan.winterwheat

Multi-environment trial of winter wheat in Ontario

Multi-environment trial of barley in Alberta, 6 varieties at 18 locations in Alberta.

ryder.groundnut

RCB experiment of groundut, wet and dry yields

sinclair.clover

Clover yields in a factorial fertilizer experiment

Factorial experiment with missing values

Multi-environment trial of barley

smith.beans.uniformity

Uniformity trials of beans, 2 species in 2 years

thompson.cornsoy

Multi-environment trial of corn & soybean, 1930-1962, with temperature and precipitation

Multi-environment trial of potato

theobald.covariate

Multi-environment trial of corn silage, Year * Loc * Variety with covariate

Multi-environment trial of lupin, early generation trial

Multi-environment trial of trees, height / survival of 37 species at 6 sites in Thailand

Long-term barley yields at different fertilizer levels

williams.cotton.uniformity

Uniformity trial of cotton

Split-plot experiment of oats

zuidhof.broiler

Daily weight, feed, egg measurements for a broiler chicken