Macadamia Nuts in Hawaii: History and Production - ctahr ...

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40 Figure 51. Lateral root formalion in macadamia showing embedded bark. Note that roots galher at the cenler to indicale Ihat the true and only connections to Ihe main trunk are at the pinpoints where the roots emerge in the seedbed seedling stage. Essenlially, nutrient transport in Ihese laterals has to go Ihrough these "narrows," greatly restricling efficiency of uptake. Figure 52. Note a conical depression in the center of the root area (orming a pinpoint at the spot where the lateral root was connected to the tap.
Figure 53. Polyethylene containers, 20 inches high, used at Rancho Nuez Nursery in California to permit development of a strong taproot system. (C.oUl"l(,sy of Tom Cooper. Rallcho i\JtIt" NlIr't'ry. Fallbrook. C.lifolilia. IhfOligh Dr. Loi:-. .lal1lt'.Io) Figure 54. Longitudinal view of cut root showing two strong laterals and a solid tap on a tree approximately 20 years of age. Also, note some apparently ineffective roots embedded at the root-stem junction in the center of picture to the right. / 41
Page 1 and 2: 630 US ISSN 0271-9916 April 1984 Ma
Page 4: FRONTISPIECE John Macadam, scientis
Page 8 and 9: INTRODUCTION The macadamia is indig
Page 10: many honors, he has a river, a moun
Page 13 and 14: etween latitudes 28° and 29° sout
Page 15 and 16: Men of Hawaii and old newspapers at
Page 17 and 18: about the early hardships and poor
Page 19: Basic Research Simultaneously with
Page 23 and 24: With visions of becoming the larges
Page 25: profitability. In a larger plantati
Page 33 and 34: east of Kauai. Measured wind veloci
Page 35: Figure 38. Hurricane Iwa over Kauai
Page 38: Figure 45. Windbreaks in macadamia
Page 41: Figure 49. Mal£ormed trees with em
Page 45 and 46: Root pruning. The trees propagated
Page 47 and 48: columnar, with others falling in be
Page 49 and 50: Figure 61. Bark being embedded by e
Page 51: Figure 63. The use of bolts to save
Page 54 and 55: Figure 68. Tree showing early P def
Page 57 and 58: Before using any herbicide, read th
Page 59 and 60: Figure 74. Kretzschmaria clavus is
Page 61 and 62: take place throughout the year, and
Page 63 and 64: Figure 81. Shake harvester with cat
Page 65: Figure 84. Leaf stripper showing th
Page 68 and 69: nuts lO be dried in batches. Qualit
Page 70 and 71: nut surface at room temperature to
Page 72 and 73: 1. Allan, P. 1979. Net photosynthes
Page 74 and 75: macadamia nuts. Proc. Hawaii Macada
Page 76 and 77: 74 PICTORIAL APPENDICES Figure 92.
Page 78: Figure 95. Ralph H. Moltzau with th
Page 82 and 83: 80 Figure 103. Clearing forest vege
Page 85: Figure 110. Mulching recently plant
Page 88: 86 Figure 117. Alexander "lander" G
Page 92 and 93:
Figure 126. Made by a grower in the
Page 94 and 95:
NOTE: As part of a structural reorg
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