Sentence examples for is difficult to propagate from inspiring English sources

It is difficult to propagate microorganisms for efficient and cost-competitive production of β-Xylosidase from hemicelluloses due to expensive conditions of fermentation.

It only flowers rarely and is difficult to propagate.

Box huckleberry is commercially available from at least one source but it is difficult to propagate, making it unprofitable for many nurseries to carry.

For example, somatic mesenchymal stem cells (MSCs) are mortal, so it is difficult to propagate and expand MSC cultures for transplantation experiments.

Should I have used rooting hormone, then put these cuttings directly into soil? A. Clematis can be difficult to propagate from cuttings, but layering is easier.

Because macadamias are difficult to propagate, slow to bear, and limited in range of cultivability, production has not kept pace with increased demand, thus rendering the product costly.

While they are easy to grow, they can be difficult to propagate, so most nurseries were stocking easily produced dogwoods, which like the redbud also offer lovely spring flowers and spectacular autumn leaves (bright yellow for the redbud and burnished red for the dogwood).

This is valuable information to optimize the clonal propagation protocol for C. anomala and other species of the humid tropics of West and Central Africa, especially those considered to be difficult to propagate.

This reflects that Epstein-Barr virus (EBV) and the Kaposi's Sarcoma-associated Herpesvirus (KSHV) both have narrow species tropisms and are difficult to propagate lytically in vitro.

This reflects that Epstein-Barr virus (EBV) and the Kaposi's Sarcoma-associated Herpesvirus (KSHV) - the two known human gamma-herpesviruses - are difficult to propagate lytically in vitro and have narrow species tropisms that largely preclude their analysis in vivo.

As chlamydiae are difficult to propagate the available collection is the largest that has even been analysed.