172 



Appendix. 



RAPE. 



Relative proportions available plant- 

 food. Pounds per acre, f 



Nitrogen 20 to 40 -i 



Phosphoric acid 40 to 80- 



I 

 Potash 40 to 80 J 



Pounds material for one acre. 



120 to 240 nitrate of soda ; or 

 100 to 200 sulphate of ammonia ; or 

 300 to 600 fish guano ; or 

 4,000 to 8,000 stable manure. 

 .320 to 640 acid phosphate ; or 



200 double superphosphate ; 



800 ground bone. 



160 muriate of potash ; or 



160 sulphate of potash; or 



640 kainite ; or 



100 to 



400 to 



80 to 



80 to 



320 to 



or 



800 to 1,600 wood ashes. 



Raspberries. — Fertilizers same as for blackberries. 



Rhuharh.- — See pieplant. 



Ruta-bagas. — Fertilizers same as for beets, except that upon this crop, some 

 »)f the cheaper less available forms of phosphoric acid may be used with good 

 results. 



Rye. — Fertilizers same as for oats. 



isainfoin. — Fertilizers same as for alfalfa. 



Salsify (VegetabJe oyster). — Fertilizers same as for beets. 



SORGHUM.— (For Svgar.) 



Relative proportions available plant- 

 food. Pounds per acre. 



Nitrogen 15 to 30 



Phosphoric acid 30 to 60 



i 



Potash 50 to 100 . 1 



Pounds material for one acre. 



00 to ISO nitrate of soda ; or 



75 to 150 sulphate of ammonia ; or 



225 to 450 fish guano : or 



3,000 to 6,000 stable manure. 



240 to 480 acid phosphate ; or 



75 to 150 double superphosphate : or 



300 to 600 ground bone. 



100 to 200 muriate of potash ; or 



100 to 200 sulphate of potash ; or 



400 to 800 kainite ; or 



t 1,000 to 2,000 wood ashes. 



When grown for forage the application of nitrogen may be profitably in- 

 reased. When grown for sugar the use of too much nitrogen is to be avoided. 

 Spinach. — Fertilizers same as for lettuce. 

 Spelt (Emmer). Fertilizers same as for barley. 

 Squashes. — Fertilizers same as for cucumbers. 



STRAWBERRIES. 



Relative proportions available plant- 

 food. Pounds per acre, f 



I 

 Nitrogen 25 to 50 -', 



Phosphoric acid 50 to 100-^ 



Potash 75 to 150 .' 



Pounds material for one acre. 



150 to 300 nitrate of soda ; or 



125 to 250 sulphate of ammonia ; or 



375 to 750 fish guano ; or 



5,000 to 10.000 stable manure. 



400 to 800 acid phosphate ; or 



125 to 250 double superphosphate : or 



500 to 1,000 ground bone. 



150 to 300 muriate of potash ; or 



150 to 300 sulphate of potash ; or 



600 to 1,200 kainite ; or 



1,500 to 3,000 wood ashes. 



Sugar Beets. — Fertilizers same as for beets. 



