Fruit Culture: Sour Orange Stock; Fertilizing and Methods of Compounding Fertilizers; Injurious Insect Pests; Parasites; and Observations

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J.D. Young, Superintendent State Printing, 1890 - Citrus - 20 pages
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Page 19 - ... be the measure of the crop. A hundred pounds of potash applied would not give a larger yield than five pounds (and so of the other two elements), if there is not a proportionate increase of the other elements. ' " The right way is to make the most and best manure that is practicable upon the farm, and piece out with such commercial fertilizers as experiments and experience prove profitable. At the same time there are many cases, especially near cities, where everything depends upon getting the...
Page 21 - English sulphuric acid, the agitation with the shovel being continued. A brisk effervescence of the mass will ensue, which will not, however, rise above the margin of the pit, if the acid is poured on in separate small quantities. After twenty-four hours, sprinkle again with three quarts of water ; add the same quantity of sulphuric acid as before, with the same brisk shovelling of the mass, and leave the substances so brought into contact to act for another twenty-four hours upon each other.
Page 21 - ... per cent., more or less, of material coarser than inch, 25 Ibs. of oil of vitriol of 66, the strongest commercial acid, and six quarts of water. Separate the bone by sifting into two, or if the proportion of coarse bone is large, into three parts, using sieves of -fa inch and •J inch mesh.
Page 14 - ... the seeds of mischief to the orange- grower. RAVAGES OP THE RTTST-MITE. The Mite known only upon Plants of the Citrus Family. — The Bust-mite attacks indiscriminately the various species of Citrus in common cultivation, but has not been observed to feed upon plants of any other genus. It is found upon the Lime, Lemon, Citron, Shaddock, Bigarde, and Tangerine, and none of the varieties of the Orange are known to be in any degree exempt. Upon the leaves and fruit of all these species of Citrus...
Page 18 - It also holds latent nitrogen, sometimes as high as 3 per cent, which is six times as much as in average stable manure. This is made plant food by the application of lime or carbonate of potash. Humus is not in itself plant food. It is not necessary for the yield of heavy crops. PHOSPHORIC ACID. This, the third substance in the three components of a complete fertilizer, is composed of the element phosphorus, combined with the gas oxygen. The four great resources for phosphoric acid are the mineral...
Page 21 - ... methods; the one which he considers best adapted for domestic use of any of the processes involving the use of oil of vitriol, is as follows: Take one hundred pounds of ground bone, such as contains 20 to 50 per cent, more or less, of material coarser than would pass through a sieve, having a one half inch mesh, twenty-five pounds of oil of vitriol, and six quarts of water. Separate the bone by sifting into two, or if the proportion of coarse bone is large, into three parts, using sieves of one...
Page 21 - ... as to inclose a pit capable of containing one hundred weight of ground bone; then make the surrounding wall of ashes so firm as not to yield by being trodden on; sift off the finer part of the bone and set it aside; throw the coarser part into the cavity and sprinkle it, during continued stirring, with three quarts of water, until the whole is uniformly moistened; add gradually eleven pounds of oil of vitriol of 60 degrees strength, the agitation of the shovel being continued. A brisk...
Page 19 - Fertilizer;' in some form can be made to last like barnyard manure, and feed several successive crops with a single application. For instance, in ashes and bone we have all the elements for a complete manure, when all that is required is to apply an extra quantity of ashes and a portion of the bone in a coarse state. Ashes are always enduring in their effect, and the coarser bone will be years in decaying and setting free nitrogen and phosphoric acid. To continually apply but a single one of the...
Page 21 - ... set it aside; throw the coarser part into the cavity and sprinkle it, during continued stirring, with three quarts of water, until the whole is uniformly moistened; add gradually eleven pounds of oil of vitriol of 60 degrees strength, the agitation of the shovel being continued. A brisk effervesence of the mass will ensue, which will not, however, rise above the margin of the pit if the acid is poured on in separate small quantities. After twenty-four hours sprinkle again with three quarts of...
Page 21 - Because of the suffocating vapor, it is better to do the work in the open air or under an open shed. Professor Johnson in his report (Connecticut Experiment Station, 1881) gives two methods; the one which he considers best adapted for domestic use of any of the processes involving the use of oil of vitriol, is as follows: Take one hundred pounds of ground bone, such as contains 20 to 50 per cent, more or less, of material coarser than would pass through a sieve, having a one half inch mesh, twenty-five...

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