"substantially effective" is a correct and usable phrase in written English.
You can use it to describe something that is largely successful or significantly successful in achieving its objective. For example, "The new marketing campaign has been substantially effective in raising visibility for the brand."
This result indicates a possibility of development of a substantially effective system compared to any other methods on constructed wetland.
Restrainers are substantially effective in reducing the relative opening displacements and impact forces due to pounding at the expansion joints.
It is concluded that the reinforcements appear to be effective with respect to the allowable stress criterion, but are not substantially effective from the point of view of ultimate capacities.
I spell out my reasons in favor of my own preference for decriminalization rather than legalization, as well as my own thoughts on what would constitute meaningful drug reform at the end of my book, and it is not surprising that my ideas borrow heavily from the United States' once substantially effective regime of regulating illicit drugs in the era prior to criminal prohibition.
Questions about the impact of different doses, regimen, patient characteristics, or inclusion criteria can be answered in a meeting, making the discussion substantially more effective and efficient.
"Broadcast distribution" is substantially more effective and resembles the efficient oral bait vaccine program used for rabies control in the U.S. The study data suggested a cumulative effect over several years on the rate of infection in nymphal ticks, the stage of the tick most important in transmission of Lyme.
Indeed, high levels of multiple paternity (ten sires per brood or more) substantially increase effective population size compared to low levels of multiple paternity, for which the effective population size is actually lower than for complete random mating and monogamy [51], [52].
Overall, these data show that a significantly higher concentration of Meso-TR3 is required to achieve equivalent biological effects on MUC16-deficient cells and, at equipotent doses, Meso-TR3 is substantially more effective than TR3 on MUC16-positive cancer cells.
This may be the important reason why combined psychosocial intervention was substantially more effective (using rates of discontinuation for any cause as the measure of effectiveness), but slightly higher QALYs than medication treatment alone in present study.
This compared favourably with other Fortune 100 companies, which "have substantially lower effective tax rates than ExxonMobil".
But even if they were substantially more effective than her research shows them to be, failures would still be inevitable.
