(Read Preface) y-' 



REOUIREI'ffiirrS AND iCErTHOPS OF rrR0\7i:vIG THE PRUM E 

 Climatic Reguirements - 



In Gener-l : Siinmer heat, sonewhat tetnpered cy cool v/ir.ds. Trees hard; 



Soil Requirements- 



By proper selection of stocl: cr.n be gro-^Ti in -.'ide range of soils. Light 



sands to adobe. Depth of 5' or aore required. 



;7ater Requirements - Ample supply of moisture throughout the year. Natural 



rainfall often aided by irrigation. 



Setting Out and Caring for Orchards to :.!aturity - 



Distance Apart of Tress 



Average Number per Acre 



Time of Planting Out 



Age to Self-Susta.ining Crop 



Age to Maturity 



Most Popular Varieties 



Length of Profitable Life 

 Calendar of Operations to Maturity 



23' X 28' 



55 



December- March 



7 years 



10 years 



Prune d''Agen (French) Sugar, Imperial 



Robe de oE.rgent. 

 Estimated 40 years. 



Irrigation 



Pruning 



Fertilizing 



Spraying 

 Cultivating 



TJhen required, given once in furrows. June 



Pruned annually in winter to form head. 



Cover crops for soils lacking in body. Usually 

 intercropped. 



Only ^-'hen needed for scale, moss and the like. 



Plowed and cross plowed in J'ebruary and March, 



harro7;ed twice, cultivated at 6 weeks intervals, 

 April to November. 



Companion Cropping: 



Intercropped to berries, small fruits, beaiis, 



beets, com, and sometimes alfalfa. Usually 

 discontinued after trees are 6 years old. 



Caring for Bearing Orchards- 



Calendar of Operations : 



Irrigation 

 Pruning 



: Vfnen required, given once in Juno by furrows or 

 checks. 



: November- February. To head in and shape tree, 

 dead wood cut out and the brush thinned. 



