. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. nting. Equipment necessary for this work con-sists of a greenhouse or nursery, M^here temperature conditions can becontrolled, as the growing usually is done during the winter monthsand it is only under certain temperatures that correct disease symp-toms are obtained. SOIL Soil used should contain all the elements necessary to produce arapid and vigorous growth. The ordinary composts used in the green-house usually uill be sufficient, or any loam soil with a heavy appli-catio
. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. nting. Equipment necessary for this work con-sists of a greenhouse or nursery, M^here temperature conditions can becontrolled, as the growing usually is done during the winter monthsand it is only under certain temperatures that correct disease symp-toms are obtained. SOIL Soil used should contain all the elements necessary to produce arapid and vigorous growth. The ordinary composts used in the green-house usually uill be sufficient, or any loam soil with a heavy appli-cation of barnyard fertilizer mixed in thoroughly. It is well also toadd any element that is lacking in the soil by the use of a readilyavailable commercial fertilize)-. Six inches is a good depth for thesoil, although this may be deeper with good results. This depth allowsspace for a fair root development and also relains sufficient moistureto prevent rapid drying out. SIZE OF TUBERS USED Tubers used may be of any size, but that which will average twoounces to the eye for later propagation may be considered best. This. Fig. 154. Same as figure , three weeks later. 614 MONTHLY BULLETIN. Avill usually be from a twelve ounce up tuber, depending?, of course, onthe variety, as some varieties produce more eyes than others. Largetubers are profitable to use, provided they have plenty of eyes. CUTTING SEED The seed piece is cut from any part of the tulxn-. Wlicn takenfrom the Ijlossom or seed end sprouting will take place more quickly,depending upon the length of tlie rest period the tuber passedthrough. With normal stock tlie blossom end usually will produce amore vigorous plant. Up to date no experimental evidence has proven that one part ofthe tuber may be infected with a virus disease and the balance translocation of the starch from the leaf to the tuber is a fairlyrapid process, being at its maximum in the leaf at (5 , and at its
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