Z wnętrza książki
Wyniki 1 - 3 z 3
Strona 22
( 6 ) Sodium arsenite : Solutions of this were used at the following concentrations
: ( a ) 5 per cent . solution on uncut weeds without a spreader . ) 5 per cent .
solution on cut weeds without a spreader . ) 2 per cent , solution on uncut weeds
...
( 6 ) Sodium arsenite : Solutions of this were used at the following concentrations
: ( a ) 5 per cent . solution on uncut weeds without a spreader . ) 5 per cent .
solution on cut weeds without a spreader . ) 2 per cent , solution on uncut weeds
...
Strona 24
5 „ „ „ , Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 , , , Na arsenite soln . No spreader . .
. . . . 5 per cent . by wt . Paraffin oil emulsion . . . . . . . . . . . . . . . 5 per cent . by vol .
Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 „ „ „ Na arsenite soln . No spreader .
5 „ „ „ , Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 , , , Na arsenite soln . No spreader . .
. . . . 5 per cent . by wt . Paraffin oil emulsion . . . . . . . . . . . . . . . 5 per cent . by vol .
Ditto . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 „ „ „ Na arsenite soln . No spreader .
Strona 26
Sodium arsenite is an excellent general weed killer at 2 or 5 per cent .
concentrations , with or without a spreader ; thus on six plots the percentage kill is
greater than 90 . It is also excellent against onions from bulbules , and good
against ...
Sodium arsenite is an excellent general weed killer at 2 or 5 per cent .
concentrations , with or without a spreader ; thus on six plots the percentage kill is
greater than 90 . It is also excellent against onions from bulbules , and good
against ...
Co mówią ludzie - Napisz recenzję
Nie znaleziono żadnych recenzji w standardowych lokalizacjach.
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
15 per cent acid amount application arsenic arsenite Assistant atoms body boilers bulbules calcium cent Chemical CHEMISTRY chlorate Cnicus coal College colour compounds containing contract counted December detailed Director Ditto Ditto earth effect efficient electricity elements emulsion engines exhaust steam expansion give given Group Health heating increase Industry INSTITUTE INSTITUTE OF CHEMISTRY interest JANUARY Journal light limits London Manchester Medical Meeting METALS method miscible models motion necessary observation obtained Office onions from bulbs organic paraffin Patent periodic Physics plantain plants plots possible present pressure Professor prominences properties radiation reach reduction refers regards requirements Research result Review Royal Science scientific Similar soap Society sodium sodium chlorate soil soln solution spray spreader square Street substances surface tables tion Tolman toxic treated treatment uncut University Vitamin volume weed killers weed killing wild onion Woodman