At the end of intensive root-crop
growth period (III measurement, the end of August – the first half of September, or
109–139 days from sowing) leaf assimilation area in comparison with II measurement
decreased and this decrease in fertilized carrots was bigger (97.4–110.5 cm2
) than
in these grown without fertilizers (7.4 cm2
) (Fig. 1). Probably under the sufficient
amount of humidity plants recovered after hot and dry weather in July of both years
of investigation (especially in 2005) grew intensively and used soil nutrients, and
the fertilized plants intensively accumulated nutrients in root-crop and some leaves
already were wilted