Sentence examples for difficult to specify when from inspiring English sources

However, it is generally difficult to specify when the cropping phase ends and the fallow begins as harvesting of plantains and tubers might continue after fallow vegetation has become established (Mutsaers et al. 1981).

"I find it hard to specify when not to split an infinitive".

As it proved difficult to specify exactly when many modernisation activities began, we treated all training and equipment costs that occurred during the 12-month modernisation period between site visits as 'initial' costs occurring simultaneously.

Archbishop Myers declined to specify when he made the request.

A BP spokesman declined to specify when BP would transfer the funds to seal it.

A recent change Milne has made to her scripts is always to specify when someone is non-white.

Yet economists have struggled to specify when a country needs to worry about its debt load.

A representative for Rocket Internet declined to specify when asked.

Finally, NHST can be more appropriate when it is difficult to specify a set of theory-based candidate models (Steidl 2006).

While it is difficult to specify a standard number patients can keep in mind, research has shown that hospital mortality rates are lower when those operations are performed frequently.

However, there are situations, when appropriate values of the reliability coefficient under the null and alternative hypotheses may be difficult to specify.