q 
: may here be joined on. 
influenced by various manures. Cabbage had been grown there before 
“mint have been previously discussed in the mn ae now oO 
He continued his jowner cetera 
bordered on a brook and was thus kept sufficiently moist. It had 
soil. The purpose was to find out, how the content of oil and dts g 
turnips and marsh mallow. The field had been manured well in 1912. 
artificial manure fine been spread and raked in. Only part of the Chi 
had been strewn; the remainder was put on afterwards as surface manure. “Vi 
was 3060 sq. m. large Pater manured each ae with 6 oe of Sammie 15, te f 
It was Wetec: to weed early in June. The first ean took Sane on. 
the plant material was dried on a loft up to ae 29th and nen 
The oil of the twelve plots was not uniform at all, but differed! in colour cn 
The finest, least coloured oil was obtained from the plot NO 2, which had been t 
with potash (kainite); besides, the yield surpassed that of any other plot. 
In 1915, the spearmint field was further observed and used, when i 
12. 86 kg. of oil from 1195 kg. of dried herb = 1.07 he cent. ‘ine 1916, pac: 
little that the fresh shoots barely reached a span’s length and it would not hav 2 
to mow them. ie Ot ota ode 
Manuring experiment with spearmint. ejay a ss 
Crop of Classig £1. ee Pa 
Number een fication = Yield 
OF stor. Manure. ’ fresh dry of plot | of vk ak 
herb. herb. according “©”. 
LOVCTOP. or cae ae 
femme ged ote ORE a AE ye a Se eae COrisietoe ean ie 12 ore 
2). aO-ner cont, Kainite fo8 6:0 Re 2 a eh aaa ques a 
34 usuperphpspliate -. S26 it es ie eee re 39 , Ais (BOI 
4.4 *Cnasaltpetpe:: (LOLA Tees ee abl ae Stace ea ee es Eton, aaa 
5. aminamalsiiphate’ 3.0990! 3.) 8s aaa) einer ie BP... He coca? y. 
6 “‘kainite “+ superphosphate <2. 0 oe ea (OT) eb Mike aa 
7) Uainite:-f iChili:'saltpetre 00.07)... a RS eae 5 403 
Ss kainite’-+. ammonia sulphate (oj... ue eee Os ea nen 534 
9. superphosphate -- Chili ‘saltpetre 4. °.4 -. v 102 45,4 0 A ieee: 
10 superphosphate -+- ammonia sulphate. . . . ODEs 27s A ee 10 : 
11. ~kainite + superphosphate + Chili saltpetre . 134 , Oo ney oO). 
12 kainite + superphosphate a ammonia sulphate 147 , AOA a Kent p 
Paters communications fepataine his manuring experiments 
field for medicinal Ae of Rolersvar ee of Agnedttaess Ne ll, Kolow 
var 1914; Report April 1915, 65. — 8) Pharm. Post; ahaa U2 43 
~ 
