430 
Packages 
Packing room 
Painting greenhouses 
Parsley 
in frames 
POR. ein aigisiels ee 
Pepper 
in frames 
Phosphoric acid, sources 
Plant food, need 
Potassium sulphide 
Potash, sources 
Pots, USC .....eseee seen eee 
Profits in vegetable forcing 
Q 
Quality of greenhouse vegetables 
R 
Radish, beds vs benches 
cultivation 
enemies .... 
fertilizing és 
frame culture . 
importance 
in frames 
intercropping 
light 
marketing 
returns 
seed 
soil 
soil preparation 
sowing 
temperature 
thinning .... 
varieties 
ventilation 
Red spider 
Refrigeration ... 
Rhizoctonia ........e0008 2 
Rhubarb, digging roots ........ 
forcing in permanent beds 
forcing transplanted roots 
freezing: roots ....ceee ee eee 
growing roots . ‘ 
harvesting ¢ 
importance 3 
in frames ........- oe: 
light for forcing . 
marketing ......... 
planting ........ ies - 
preparing beds ....... 5 
principles in Sadan . 44 
quality .. ‘. 
returns 
7 
storing roots 
temperature 
varieties ......... 
watering . 
Shading snonnieonat 
Shutters f 
Single eropping ee 
Soils, adaptation .......... 
advantages of sandy .. 
Ashtabula ............ 
Boston district 
chemical composition 
Chester fine sandy loam 
classification 
Cleveland 
color . 
depth .. 
drainage 
greenhouse abnormal 
Trondequoit 
Lansdale silt loam .. 
muck 
Norfolk series 
organic content . 
selection 
structure 
texture 
Toledo ‘ 
water content * 
Soil preparation 
changing 
composting 
drying 
green manuring .. 
harrowing 
manuring in the field 
Yields aged suede wemas eee 202 
Ss 
Sea kale: sinece sin sevc seat es 
Selection of crops 
Shading wee. s cece ses 
manuring in the greenhouse 
plowing 
raking ... 
spading 
summer mulching 
Soil sterilization 
methods ...... 
necessity .... 
Spinach .... 
in frames 
Spraying apparatus 
Starting plants 
eare 
damping-off — ‘ 
high quality 
seed of high quality 
seed sowing Z 
separate houses .. 
soil preparation . 
soil selection ... 
