COMPARISON OF FALL AND SPRING APPLICATIONS OF N-15-LABELED UREA TO DOUGLAS-FIR .2. FERTILIZER NITROGEN RECOVERY IN TREES AND SOIL AFTER 2 YEARS

被引：33

作者：

HEILMAN, PE

DAO, TH

CHENG, HH

WEBSTER, SR

CHRISTENSEN, L

机构：

[1] WEYERHAEUSER CO, SOIL SCI SECT, CENTRALIA, WA 98531 USA

[2] WEYERHAEUSER TECHNOL CTR, Federal Way, WA 98002 USA

[3] WEYERHAEUSER FOREST RES, CENTRALIA, WA 98531 USA

[4] WASHINGTON STATE UNIV, DEPT AGRON & SOILS, PULLMAN, WA 99164 USA

来源：

关键词：

D O I：

10.2136/sssaj1982.03615995004600060035x

中图分类号：

S15 [土壤学];

学科分类号：

0903 ; 090301 ;

摘要：

引用

页码：1300 / 1304

页数：5

共 11 条

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[5] COMPARISON OF FALL AND SPRING APPLICATIONS OF N-15-LABELED UREA TO DOUGLAS-FIR .1. GROWTH-RESPONSE AND NITROGEN LEVELS IN FOLIAGE AND SOIL
HEILMAN, PE
DAO, T
CHENG, HH
WEBSTER, SR
HARPER, SS
[J]. SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 1982, 46 (06) : 1293 - 1299
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[8] KNOWLES R, 1975, FOREST SOILS FOREST, P53
[9] NOMMIK H, 1966, 35 STUD FOR SUEC
[10] Tamm C. O., 1963, Arch. Forstw., V12, P211