Officials also worry that provincial education authorities, in order to protect local publishing industries, will deny schools any choice in their selection of textbooks (freer choice of teaching materials being one of the aims of the reforms).

ECONOMIST: China

In these cases, selection is probably acting on the cost in materials and energy of making the products of the introduced genes (in other words, the protein that bypasses the herbicide, or the poison that protects against the insect).

ECONOMIST: GM crop plants are less weed-like than weedy