Some chemists
advocate that coal be purchased only after having been analyzed.
Efforts to have a unification in methods of analysis of all products
of factory is a move in the right direction; the Association of Sugar
Chemists have adopted a series of methods that are in the future to be
considered as standard.
Copper solutions are destined to render great service in the
destruction of micro-organisms that attack the beet field. The liquid
used should be composed of 3 per cent. copper sulphate and 3 per cent.
lime, dissolved in water; fifty gallons are sufficient for one acre;
cost per acre, every item included, is 56 cents. The normal vitality
of the plant being restored, there follows an increased sugar
percentage. Ordinary liquid ammonia may be advantageously used to kill
white worms and insects that attack beets; two quarts of the diluted
chemical are used per square yard, and the cost is $12 per acre (?)
GERMANY.
Calcic salt elimination from beet juices is a problem not yet
satisfactorily solved.
Pages:
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31