Rice Trait Ontology

ID	NAME	DEFINITION	IS_A
TO:0001026	respiration rate	"The total amount of carbon lost metabolically by the plant per unit time and is measured by determining the increase in CO2 concentration over a plant leaf in a glass enclosure." [Gramene:pankaj_jaiswal]	TO:0000283 ! biological process trait
TO:0001027	net photosynthetic rate	"It is measured as the difference between gross photosynthesis (the total amount of carbon fixed by the plant per unit time) and the respiration (the total amount of carbon lost metabolically during that same time)." [Gramene:pankaj_jaiswal]	TO:0000283 ! biological process trait
TO:0001028	osmotic adjustment break point	"Break point of leaf water potential in the regression of leaf water potential against leaf relative water content." [CIRAD:Brigitte_Courtois]	TO:0000237 ! water stress trait
TO:0001029	relative harvest index	"It is a ratio of harvest index in stress to that of control environment." [Gramene:pankaj_jaiswal]	TO:0000128 ! harvest index
TO:0001030	relative leaf area	"It is a ratio of leaf area determined from a stressed plant to that grown in normal environment." [Gramene:pankaj_jaiswal]	TO:0000540 ! leaf area trait
TO:0001031	relative leaf dry weight	"It is a ratio of leaf dry weight determined from a stressed plant to that grown in normal environment." [Gramene:pankaj_jaiswal]	TO:0001014 ! leaf dry weight
TO:0001032	relative panicle number	"A panicle number (TO:0000152) trait which is the ratio of panicle number determined from a stressed plant to that grown in normal environment." [Gramene:pankaj_jaiswal, TO:moorel]	TO:0000152 ! panicle number
TO:0001033	relative spikelet number	"It is a ratio of spikelet number per panicle/inflorescence determined from a stressed plant to that grown in normal environment." [Gramene:pankaj_jaiswal]	TO:0000456 ! spikelet number
TO:0001034	relative plant height	"It is a ratio of the plant height determined from a stressed plant to that grown in normal environment." [Gramene:pankaj_jaiswal]	TO:0000207 ! plant height
TO:0001035	stem width	"A stem morphology trait (TO:0000361) which is the width of a stem (PO:0009047)." [Gramene:cwt, PO:0009047, TO:moorel]	TO:0000892 ! stem size
TO:0001036	stem senescence	"OBSOLETE." []	None
TO:0001041	root yield	"A yield trait (TO:0000371) which is the yield of roots (PO:0009005)." [TO:cooperl]	TO:0000371 ! yield trait
TO:0001042	root quality trait	"A plant quality trait (TO:0000597) which is the quality of roots (PO:0009005)." [TO:cooperl]	TO:0000597 ! plant quality trait
TO:0001043	barium content trait	"A mineral and ion content trait (TO:0000465) which is the barium cation (CHEBI:39125) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001044	cobalt content trait	"A mineral and ion content trait (TO:0000465) which is the cobalt cation (CHEBI:23336) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001045	chromium content trait	"A mineral and ion content trait (TO:0000465) which is the chromium cation (CHEBI:33516) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001046	iodine content trait	"A mineral and ion content trait (TO:0000465) which is the iodine cation (CHEBI:33116) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001047	lead content trait	"A mineral and ion content trait (TO:0000465) which is the lead cation (CHEBI:30180) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001048	silicon content trait	"A mineral and ion content trait (TO:0000465) which is the silicon cation (CHEBI:30584) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait
TO:0001049	rubidium content trait	"A mineral and ion content trait (TO:0000465) which is the rubidium cation (CHEBI:49847) composition in a plant structure (PO:0009011)." [TO:cooperl]	TO:0000465 ! mineral and ion content trait