'grain yield' is correct and perfectly usable in written English.
For example, you can use it in a sentence like this: "Farmers had an impressive grain yield this year."
However, a QTL on SBI-03 for grain yield, the positive allele for increased grain yield was contributed by low yielding parent B35.
Population grain yield exhibited the same trend.
G7 and G6 had higher grain yield.
Grain yield components were also included.
A theory to explain the relationship between com population and grain yield.
Adding mineral nitrogen did indeed proportionally raise maize grain yield in this study.
Between 1950 and 1990, the world grain yield increased by an average 2.2% a year.
Each of these events alone can reduce the grain yield for heat sensitive wheat cultivars.
Analyses of this kind have been undertaken for grain yield in other crops using genomic selection46.
"Grain yield per hectare, like any biological growth process, cannot continue rising indefinitely.
Grain yield performance of 259 PMiGAP lines was used for hybrid prediction analysis.
