"is generally lacking" is a grammatically correct and commonly used phrase in written English.
It is typically used to describe something that is commonly not present or available. It can be used in various contexts, such as describing a lack of a particular quality, resource, or feature. Example: "Despite its popularity, the movie is generally lacking in plot development and character depth."
Information about the consultations with a general practitioner (GP) during this period is generally lacking.
However, implementation of BLAST and local alignment approaches would be impossible for analyses of thousands of sequences generated from environmental studies, because knowledge of community structures of the samples is generally lacking.
There is always a sense of exciting unpredictability to Ferrell that is generally lacking in most comedians today.
Consequently, quantitative information on the contribution of different sources to the overall amount of macro- and, especially microplastics in the environment is generally lacking [8, 104, 105].
In many cases, the designation of Protected Areas (PAs) is not based on biological information, particularly in tropical regions where such information is generally lacking.
Research on pocket beaches is generally lacking, and merits more intensive investigative efforts in view of the importance of coastal landscapes, especially along the Mediterranean coastline.
Biodiversity loss is a matter of great concern among conservation scientists, but the wherewithal to reverse this trend is generally lacking.
An understanding of the hydrological processes at the sub-catchment level is generally lacking, and little attention has been given to the assessment of RWH after implementation.
Reliable ecological information at the landscape scale is generally lacking for tropical rain forests, although extensive areas have been sampled by forest inventory to estimate timber resources.
Our aim was to investigate primary chronic headache in the general population in order to evaluate utility of health services and medication use, since this knowledge is generally lacking.
Quantitative information on the relevance of these sources is generally lacking, but first estimates indicate that abrasion and fragmentation of larger plastic items and materials containing synthetic polymers are likely to be most relevant.
