The maintenance of fertility in orchard soils
department or school: Land and Food Systems, Faculty of
data provider: DSpace
degree campus: UBCV
creator: Trumpour, Maurice Paul Dorland
issued: 2011-11-03T19:43:25Z
issued: 1940
related degree: Master of Science - MSc
degree grantor: University of British Columbia
description: [No abstract available]
aggregated CHO: https://circle.library.ubc.ca/rest/handle/2429/38742
note: LEh h?. t9t? THE MAINTENANCE OF FERTILITY IN ORCHARD SOILS by Maurice Paul Borland Trumpour. A Thesis submitted i n P a r t i a l F u l f i l m e n t of the Requirements f o r the Degree of MASTER OF SCIENCE IN AGRICULTURE i n the Department of H o r t i c u l t u r e . The U n i v e r s i t y of B r i t i s h Columbia A p r i l , 1940. Table of Contents Iixtrodxict/Xon* • * «• • • • • • • • ••« » • » •«'•••« • • •« • 1 7 Review of l i t e r a t u r e - . . , , . . 2 Time and place of the work 7 Ma t e r i a l s and Methods . .8-16 The Orchard 8 The F e r t i l i z e r Programme 8 Map of Orchard . 10 S o i l A n a l y s i s . 11 Sampling........................... t 11 Mechanical a n a l y s i s of the s o i l . . . . . 11 Chemical a n a l y s i s of the s o i l s o l u t i o n . . . . . 11 Carbohydrate/Nitrogen r e l a t i o n s h i p i n current season shoot ^ x* o tlx • • • «« «••• » * • • • » ILS Tree-growth measurements . . 15 ^^esults.............«.....•.......'........16 *™ 31 S o i l A n a l y s i s 16 Carbohydrate/Nitrogen r e l a t i o n s h i p i n current season shoot growth. 27 Tree-growth measurements 28 DMcussion of Results........................32-37 Cone Xus x ons «•••«• •«••»••••••••••••••••••• 3*7 Sixinm^ 3? y »••••••••••••«...•••••••••••••••••••••• 38 L i t e r a t u r e c i t e d . . . 40 Appendix A 42 Gild XX 33 • « • • • • • » • »••••«•«•» • * • »«eee«»««*««e« 4:3 1, THE MAINTENANCE OF FERTILITY IN ORCHARD SOILS INTRODUCTION The maintenance of orchard s o i l s a t a state of f e r t i l i t y s a t i s f a c t o r y f o r optimum tree growth and f r u i t production c o n s t i t u t e s one of the major problems i n f r u i t growing. I t i s a problem that i s not confined to any par-t i c u l a r s e c t i o n , but one that i s encountered i n f r u i t growing areas the world over. A p o s s i b l e reason f o r t h i s i s expressed i n the f o l l o w i n g words of Hoy (13): 15 I t nasi long been estab-l i s h e d that there are no s…
has type: Thesis/Dissertation
is shown at: 10.14288/1.0105396
language: eng
degree discipline: Agricultural Economics
provider: Vancouver : University of British Columbia Library
publisher: University of British Columbia
rights: For non-commercial purposes only, such as research, private study and education. Additional conditions apply, see Terms of Use https://open.library.ubc.ca/terms_of_use.
scholar level: Graduate
type: Text
identifier URI: http://hdl.handle.net/2429/38742