The equable temperature of these cellars and their freedom from drought is one cause of their great success; to this must be added the natural virgin spawn, for by continually using spawn taken from mushroom-producing beds the potency for reproduction is weakened.
In seasons of drought they are hardly more than swamps and mud flats, which for a time may become a grassy plain, or desolate coast encrusted with salt.
Another matter which deserves attention was the great drought which culminated in the year 1902.
Here at early morning on the 21st of December the emperor offers sacrifice on an open altar to Shang-ti, and at periods of drought or famine presents prayers for relief to the same supreme deity.
The island lacks water, and is dusty during drought, but is fertile, producing fruit, wine and olive oil; the indigenous flora comprises Boo species.
The drought is severe; rain falls rarely and in small quantities.
The walking or climbing fishes, which are peculiar to south-eastern Asia and Africa, are organized so as to be able to breathe when out of the water, and they are thus fitted to exist under conditions which would be fatal to other fishes, being suited to live in the regions of periodical drought and rain in which they are found.
Thus, within the last quarter of the 19th century - and, as a matter of fact, only fourteen years apart - two royal commissions on agriculture were appointed, the one in a year of memorable flood, 1879, and the other in a year of disastrous drought, 1893.
A fact that was amply illustrated, moreover, is that the period of incidence of a drought is not less important than its duration, and the same is true of abnormal rainfall.
It is quite possible for a hot dry season to be associated with a large yield of corn, provided the drought is confined to a suitable period, as was the case in 1896 and still more so in 1898; the English wheat crops in those years were probably the biggest in yield per acre that had been harvested since 1868, which is always looked back upon as a remarkable year for wheat.
The drought of 1898 was interrupted by copious rains in June, and these falling on a warm soil led to a rapid growth of grass and, as measured by yield per acre, an exceedingly heavy crop of hay.
The value of the trade depends on regular rains, so that in seasons of drought the exports seriously diminish.
The district is exposed to drought and also to destructive floods.
Meanwhile, Ahriman sent a terrible drought upon the land.
Occasionally, the whole country suffers much from drought; but disastrous floods not unfrequently occur, particularly in the spring, when the beds of the rivers are inadequate to contain the increased volume of water caused by the rapid melting of the snows on the Carpathians.
The country suffers also from periods of excessive heat and general drought, while locusts occasionally sweep over the land, devouring every green thing.
In times of drought the Guanches drove their flocks to consecrated grounds, where the lambs were separated from their mothers in the belief that their plaintive bleatings would melt the heart of the Great Spirit.
The average rainfall is in.; it is, however, uncertain; periods of drought have extended over three years.
Heat and drought had continued for more than three weeks.