(Read Preface) 49 



REQUIREI^ffiMTS ATJD PffiTHODS OF GRC'TOMG THE C-RAPg (lABLE ) 

 Climatic Requirements- 



Freedom from late spring frosts, fsdl rains during ripening, and 



harvest, and sudden changes in temperature. 

 Climate determines varieties. 



For extra early: Early starting weather and high mean daily spring 



temperature. 



For late: Absence of fall frosts and rains. 



Soil Requirements - 



Deep, fertile, sandy loa-m, altho not particular. Freedom from alkali 



and standing water during growing season. 



Water Requirements- 



Grape secures color (see note) and quality when grown with sufficient 



rather than excess water supply. 16" is average mini- 

 mum \7ithout irrigation. 



Setting Out and Cgring for Vineyards to Maturity- 



Distance Apart of Vines 



Average Number per Acre 



Time o f Planting Out 



Age to Self-Sustaining Crop 



Age to Maturity 



Length of Profitable Life 



Most Popular Varieties 



Calendar of Operations 

 Irrigation : 



Pruning 



9' X 9' to 12' X 12'; about every 200' 



a row north and south is omitted for 



hauling lane. 

 300 to 500 

 January - March 

 4 years (autumn) 

 7 years 

 Estimated 30 years ( in absence of serious 



disease) 

 Tokay, Malaga, Emperor, Sultanina (Thompson) 



Muscat 



Fertilising 

 Spraying 



Cultivation 



Little done, except in the regular irrigating 

 sections, v;here one irrigation is 

 usually given in late spring (April) 



December- March. Pruned to result in grapes 



being kept off the ground. All varie- 

 ties are tied to stakes. Suckered in 

 spring and summer (May - June) 



None 



April - July, sulphured for mildew, one, two 

 or three times except the first year 

 or tv/o. 



Plowed and cross plowed (January- March) hoed 

 once or twice (June) , Harrov/ed into 

 shape, cultivated 6 times at monthly 

 intervals from April to August. 



