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agridat (version 1.17)

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

1.17

License

CC BY-SA 4.0

Maintainer

Kevin Wright

Last Published

August 3rd, 2020

Functions in agridat (1.17)

ars.earlywhitecorn96

Multi-environment trial of early white food corn

aastveit.barley

Barley heights and environmental covariates in Norway

australia.soybean

Multi-environment trial of soybean in Australia

allcroft.lodging

Multi-environment trial of cereal with lodging data

Datasets from agricultural experiments

ansari.wheat.uniformity

Uniformity trial of wheat

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

Mating crosses of chickens

Split-split plot experiment of apple trees

acorsi.grayleafspot

Multi-environment trial evaluating 36 maize genotypes in 9 locations

baker.barley.uniformity

Uniformity trials of barley, 10 years on same ground

RCB experiment of spring barley in United Kingdom

batchelor.uniformity

Uniformity trials of apples, lemons, oranges, and walnuts

Survey and satellite data for corn and soy areas in Iowa

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

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

Incomplete block alpha design

Corn borer infestation under four treatments

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

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

Check variety yields in winter wheat.

baker.strawberry.uniformity

Uniformity trial of strawberry

Competition experiment in beans with height measurements

corsten.interaction

Multi-environment trial of corn

Nonlinear maize yield-density model

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

Relative cotton yield for different soil potassium concentrations

Weight of cork samples on four sides of trees

caribbean.maize

Multi-environment trial of maize with fertilization

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

bancroft.peanut.uniformity

Uniformity trial of peanuts

bradley.multi.uniformity

Uniformity trial of 4 crops on the same land

cochran.eelworms

Counts of eelworms before and after fumigant treatments

cochran.factorial

Factorial experiment in beans

Multi-environment trial of maize

carlson.germination

Germination of alfalfa seeds at various salt concentrations

davidian.soybean

Growth of soybean varieties in 3 years

Latin square experiment on mangolds

Multi-environment trial of corn, incomplete-block design

Presence of footroot disease in an endive field

foulley.calving

Calving difficulty by calf sex and age of dam

gotway.hessianfly

Hessian fly damage to wheat varieties

day.wheat.uniformity

Uniformity trial of wheat

davies.pasture.uniformity

Uniformity trial of pasture.

baker.wheat.uniformity

Uniformity trial of wheat

burgueno.rowcol

Row-column design

goulden.barley.uniformity

Uniformity trial of barley

Sample of egg weights on 24 consecutive days

Rice yield in wet & dry seasons with nitrogen fertilizer treatments

henderson.milkfat

Milk fat yields for a single cow

besag.triticale

Four-way factorial agronomic experiment in triticale

bridges.cucumber

Multi-environment trial of cucumbers in a latin square design

Multi-environment trial of corn with nitrogen fertilizer

heath.raddish.uniformity

Uniformity trial of raddish

engelstad.nitro

Multi-environment trial of corn with nitrogen fertilizer

igue.sugarcane.uniformity

Uniformity trial with sugarcane

depalluel.sheep

Latin square of four breeds of sheep with four diets

broadbalk.wheat

Long term wheat yields on Broadbalk fields at Rothamsted.

Multi-location/year breeding trial in California

jansen.strawberry

Ordered disease ratings of strawberry crosses.

Yields from treatment for mildew control

Soil resistivity in a field

Yield and number of plants in a sugarbeet fertilizer experiment

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

Multi-environment trial of rape in Manitoba

draper.safflower.uniformity

Uniformity trial of safflower

digby.jointregression

Multi-environment trial of wheat

holland.arthropods

Counts of arthropods in a grid-sampled wheat field

bryan.corn.uniformity

Uniformity trial of corn at 3 locations in Iowa.

brandt.switchback

Switchback experiment on dairy cattle, milk yield for two treatments

gilmour.slatehall

Slate Hall Farm 1978

Multi-environment trial of maize with pedigrees

graybill.heteroskedastic

Multi-environment trial of wheat varieties with heteroskedastic yields

bose.multi.uniformity

Uniformity trials of barley, wheat, lentils

Potato yields in response to potash and nitrogen fertilizer

Diallel cross of winter beans

durban.competition

Sugar beet yields with competition effects

kulkarni.sorghum.uniformity

Uniformity trial of sorghum

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

christidis.cotton.uniformity

Uniformity trial of cotton

johnson.douglasfir

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

Soil nitrogen at three times for eight fertilizer treatments

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

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

hildebrand.systems

Multi-environment trial of maize for four cropping systems

Germination of Orobanche seeds for two genotypes and two treatments.

Impact of Bt corn on non-target species

Factorial experiment of cotton in Sudan.

gomez.nonnormal1

Insecticide treatment effectiveness

cornelius.maize

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

christidis.competition

Competition between varieties in cotton

Multi-environment trial of maize hybrids in China

chinloy.fractionalfactorial

Sugarcane fractional factorial 1/3 3^5

gomez.rice.uniformity

Uniformity trial of rice

Diameters of apples

gomez.stripsplitplot

Strip-split-plot experiment of rice

kalamkar.potato.uniformity

Uniformity trial of potatoes

hanks.sprinkler

Wheat yields in a line-source sprinkler experiment

correa.soybean.uniformity

Uniformity trial of soybean

cullis.earlygen

Early generation variety trial in wheat

christidis.wheat.uniformity

Uniformity trial of wheat

Percent ground cover of herbage species and nettles.

Straw length and ear emergence for wheat genotypes.

Latin square design in wheat

burgueno.unreplicated

Field experiment with unreplicated genotypes plus one repeated check.

Potato scab infection with sulfur treatments

kiesselbach.oats.uniformity

Uniformity trial of oats

gilmour.serpentine

Wheat yield in South Australia with serpentine row/col effects

cochran.wireworms

Wireworms controlled by fumigants in a latin square

gomez.stripplot

Strip-plot experiment of rice

sawyer.multi.uniformity

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

mead.cauliflower

Leaves for cauliflower plants at different times

Latin square experiment for testing fungicide

Multi-environment trial of corn, balanced incomplete block design

kadam.millet.uniformity

Uniformity trial of millet

Multi-environment trial of 33 barley genotypes in 18 locations

heady.fertilizer

Yield of corn, alfalfa, clover with two fertilizers

cochran.lattice

Balanced lattice experiment in cotton

goulden.splitsplit

Split-split-plot experiment of wheat

gomez.groupsplit

Group balanced split-plot design in rice

kristensen.barley.uniformity

Uniformity trial of barley

moore.uniformity

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

connolly.potato

Potato yields in single-drill plots

Graeco-Latin Square experiment in pine

Row-column experiment of spring barley, many varieties

keen.potatodamage

Damage to potato tubers from lifting rods.

paez.coffee.uniformity

Uniformity trial of coffee

loesell.bean.uniformity

Uniformity trial of white pea beans

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

lonnquist.maize

Multi-environment trial of maize, half diallel

stickler.sorghum.uniformity

Uniformity trial of sorghum

durban.splitplot

Split-plot experiment of barley with fungicide treatments

cramer.cucumber

Cucumber yields and quantitative traits

Birth weight of lambs from different lines/sires

RCB experiment of rice, 6 densities

nonnecke.peas.uniformity

Uniformity trial of canning peas

Multi-environment trial with structured missing values

laycock.tea.uniformity

Uniformity trials of tea

hanover.whitepine

Mating crosses of white pine trees

Multi-environment trial of perennial ryegrass in France

federer.diagcheck

Wheat experiment with diagonal checks

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

Weight gain in pigs for different treatments

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

Growth of maize plants in Germany during 1875-1878

lin.superiority

Multi-environment trial of 33 barley genotypes in 12 locations

wyatt.multi.uniformity

Uniformity trial of oats and wheat on the same ground.

kalamkar.wheat.uniformity

Uniformity trial of wheat

lessman.sorghum.uniformity

Uniformity trial of sorghum

iyer.wheat.uniformity

Uniformity trials of wheat in India

kerr.sugarcane.uniformity

Uniformity trials of sugarcane, 4 fields

gomez.heteroskedastic

RCB experiment of rice, heteroskedastic varieties

lyon.potato.uniformity

Uniformity trial of potatoes

li.millet.uniformity

Uniformity trial of millet

Darwin's maize data of crossed/inbred plant heights

nonnecke.sweetcorn.uniformity

Uniformity trial of sweet corn

khin.rice.uniformity

Uniformity trial of rice

gumpertz.pepper

Phytophtera disease incidence in a pepper field

little.splitblock

Split-block experiment of sugar beets

Multi-environment trial of wheat in Switzerland

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

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

federer.tobacco

RCB of tobacco, height plants exposed to radiation

hartman.tomato.uniformity

Uniformity trial of tomato

harris.multi.uniformity

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

vaneeuwijk.drymatter

Multi-environment trial of maize, dry matter content

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

minnesota.barley.weather

Monthly weather at 6 sites in Minnesota 1927-1936.

gomez.fractionalfactorial

Rice fractional factorial experiment 1/2 2^6.

gomez.splitsplit

Split-split-plot experiment of rice

kempton.competition

Sugar beet trial with competition effects

holshouser.splitstrip

Split-strip-plot of soybeans

Diallel cross of Aztec tobacco

magistad.pineapple.uniformity

Uniformity trial of pineapple

gomez.splitplot.subsample

Split-plot experiment of rice, with subsamples

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

harris.wateruse

Water use by horticultural trees

Yield monitor data from a corn field in Minnesota

hessling.argentina

Relation between wheat yield and weather in Argentina

hernandez.nitrogen

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

harrison.priors

Ranges of analytes in soybean from other authors

lee.potatoblight

Repeated measurements of resistance to potato blight

lehmann.millet.uniformity

Uniformity trial of millet in India

eden.tea.uniformity

Uniformity trial of tea

Density/spacing experiment for turnips in 3 blocks.

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

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

shafii.rapeseed

Multi-environment trial of rapeseed in U.S.

holtsmark.timothy.uniformity

Uniformity trial of timothy

Potato blight due to weather in Prosser, Washington

Alpha lattice design of spring oats

rothamsted.brussels

RCB experiment of brussels sprouts, 9 fertilizer treatments

panse.cotton.uniformity

Uniformity trial of cotton

Infestation of carrots by fly larvae

Infestation of apple shoots by apple canker.

Row-column experiment of wheat

kempton.barley.uniformity

Uniformity trial of barley

piepho.cocksfoot

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

piepho.barley.uniformity

Uniformity trial of barley

Birth weight and weaning weight of Dorper x Red Maasi lambs

robinson.peanut.uniformity

Uniformity trial of peanuts

rothamsted.oats

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

ryder.groundnut

RCB experiment of groundut, wet and dry yields

wedderburn.barley

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

lehner.soybeanmold

Yield, white mold, and sclerotia for soybeans in Brazil

Multi-environment trial of wheat susceptibile to powdery mildew

minnesota.barley.yield

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

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

kempton.slatehall

Slate Hall Farm 1976 spring wheat

strickland.grape.uniformity

Uniformity trial of grape

gomez.multilocsplitplot

Multi-environment trial of rice, split-plot design

garber.multi.uniformity

Uniformity trials of oat hay and wheat grain

parker.orange.uniformity

Uniformity trial of oranges

streibig.competition

Competition experiment between barley and sinapis.

gomez.nonnormal2

RCB experiment of rice, measuring white heads

Yields of four grasses for a wide range of nitrogen fertilizer

mercer.mangold.uniformity

Uniformity trial of mangolds

nagai.strawberry.uniformity

Uniformity trial of strawberry

wiebe.wheat.uniformity

Uniformity trial of wheat

mead.cowpeamaize

Intercropping experiment of maize/cowpea

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.

mead.germination

Seed germination with different temperatures/concentrations

narain.sorghum.uniformity

Uniformity trial of sorghum

gomez.nonnormal3

RCB experiment of rice, 12 varieties with leafhopper survival

Number of cotton bolls for different levels of defoliation.

Soybean balanced incomplete block experiment

RCB experiment of grape, disease incidence

sinclair.clover

Clover yields in a factorial fertilizer experiment

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

Apple tree yields for 6 treatments with covariate

lucas.switchback

Switchback experiment on dairy cattle, milk yield for 3 treatments

Multi-environment trial of maize, to illustrate stability statistics

stroup.splitplot

Split-plot experiment of simulated data

lambert.soiltemp

Average monthly soil temperature near Zurich

odland.soybean.uniformity

Uniformity trials of soy hay and soybeans

hazell.vegetables

Gross profit for 4 vegetable crops in 6 years

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

Multi-environment trial of sorghum, 6 environments

lander.multi.uniformity

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

onofri.winterwheat

Multi-environment trial of winter wheat, 7 years

masood.rice.uniformity

Uniformity trial of rice

Repeated measurement of weights of calves with two treatments.

thompson.cornsoy

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

Fungus infection in varieties of wheat

pacheco.soybean

Multi-environment trial of soybean in Brazil.

U.S. historical crop yields by state

strickland.tomato.uniformity

Uniformity trial of tomato

vaneeuwijk.nematodes

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

RCB experiment of wheat at the Nebraska Intrastate Nursery

vaneeuwijk.fusarium

Infection of wheat varieties by Fusarium strains from 1990 to 1993

zuidhof.broiler

Daily weight, feed, egg measurements for a broiler chicken

Long-term barley yields at different fertilizer levels

ridout.appleshoots

Root counts for propagated columnar apple shoots.

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

Corn borer control by application of fungal spores.

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

strickland.peach.uniformity

Uniformity trial of peach

Treatment x environment interaction in agronomy trials

nebraska.farmincome

Nebraska farm income in 2007 by county

turner.herbicide

Herbicide control of larkspur

smith.beans.uniformity

Uniformity trials of beans, 2 species in 2 years

ratkowsky.onions

Onion yields for different densities at two locations

Multi-environment trial of lupin, multiple varieties and densities

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

Multi-environment trial of potato

smith.corn.uniformity

Uniformity trial of corn, 3 years on same ground

Multi-environment trial of wheat to illustrate stability statistics

williams.barley.uniformity

Uniformity trial of barley

polson.safflower.uniformity

Uniformity trial of safflower

williams.cotton.uniformity

Uniformity trial of cotton

lavoranti.eucalyptus

Height of Eucalyptus trees in southern Brazil

immer.sugarbeet.uniformity

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

mead.strawberry

RCB experiment of strawberry

stephens.sorghum.uniformity

Uniformity trial of sorghum silage

snedecor.asparagus

Asparagus yields for different cutting treatments

theobald.barley

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

walsh.cottonprice

Acres and price of cotton 1910-1943

yan.winterwheat

Multi-environment trial of winter wheat in Ontario

Lattice experiment in soybeans.

sayer.sugarcane.uniformity

Uniformity trial of sugarcane in India, 1933 & 1934.

karcher.turfgrass

Turfgrass ratings for different treatments

Multi-environment trial of oats in India

steptoe.morex.pheno

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

wheatley.carrot

Insecticide treatments for carrot fly larvae

snijders.fusarium

Fusarium infection in wheat varieties

Number of lambs born to 3 breeds on 3 farms

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

Wheat yields in 7 years with genetic and environment covariates

theobald.covariate

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

wassom.brome.uniformity

Uniformity trials of bromegrass

Multi-environment trial of wheat with environmental covariates

welch.bermudagrass

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

Soil nitrogen and carbon in two fields

lord.rice.uniformity

Uniformity trial of rice

love.cotton.uniformity

Uniformity trial of cotton

mcclelland.corn.uniformity

Uniformity trial of corn

mcconway.turnip

RCB experiment of turnips

perry.springwheat

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

patterson.switchback

Switchback experiment on dairy cattle, milk yield for 4 treatments

obsi.potato.uniformity

Uniformity trial of potato in Africa 2001

pederson.lettuce.repeated

Repeated measurements of lettuce growth

usgs.herbicides

Concentrations of herbicides in streams in the United States

strickland.apple.uniformity

Uniformity trial in apple

urquhart.feedlot

Weight gain calves in a feedlot

Split-plot experiment of oats

Multi-environment trial of barley

Multi-environment trial of lupin, early generation trial

wiedemann.safflower.uniformity

Uniformity trial of safflower

Factorial experiment with missing values

wallace.iowaland

Iowa farmland values by county in 1925