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 THE KEAWE 39

but little from year to year and occurs in two crops per year, the figures given covering the sum of both crops."

In another connection*® Mr. Wilcox said, "The yield of beans per acre of good algaroba forest is about four 'tons per acre."? 32

Mr. J. E. Higgins. Horticulturist at the Honolulu station, said,* "It has taken possession of large tracts of otherwise unoccupied land, prospers where the soil is too dry for any other crop," and produces a verdure and shade where otherwise there would be an almost barren waste, and yields a pod of high feeding value."

Mr. Wilcox, above mentioned, said,'* "Thus far there has been no cultivation of algaroba. The large areas of trees which we have stand, for the most part, in rock soil where cultivation would be practically impossible." **

"We therefore have no evidence as to whether the increased yield obtained by cultivation in tillable soil would pay for the added cost of cultivation. At present the cost of gathering and grinding is about eighteen dollars per ton, allowing ten dollars per ton for gathering, five dollars for grinding, and three dollars for transportation. The regular price paid for picking up the pods from the ground under the trees and delivering them in bags at the roadside is one-half cent a

10 Letter. June 18, 1912.

11In 1927. Mr. J. M. Westgate. Director of the Hawaiian Agricultural Experiment Station, weighed the beans from a yard tree, 17 inches in rc 30 feet high, 60 feet spread—soo Ibs, of beans. (Letter. Feb. 1, 1928.)

13 Letter. July 3, 1916.

18 C. K. McClelland. Experiment. Georgia. June 19, 1916. "In Hawaii the algaroba tree, growing in coral rock which in many places has no soil covering—the trees being in pockets dissolved or worn out of the coral—furnishes valuable products in the way of honey, cattle feed, and fuel."

1¢ Letter. June 18, 1913. E. V. Wilcox. Special Agent in charge. U. S. Department of Agriculture. Experiment Station. Honolulu. Hawaii.

18. S. Department of Agriculture. Honolulu. Hawaii. September 12, 1916. "A great many of the algaroba trees grow where the soil is two feet deep, being underlaid with solid lava rock." (Letter signed J. M. Westgate.)