Titlebook: Isotopic Studies of Azolla and Nitrogen Fertilization of Rice; Report of an FAO/IAE K. S. Kumarasinghe,D. L. Eskew Book 1993 Kluwer Academi

施舍

有花

Residual effects of , N to a second crop of rice or wheat,RI, 1982; Liu, 1979; Singh, 1977). While some reports (Rains and Tally, 1979) indicate excretion of N from the living . into the paddy field, a major part of its N comes as a result of decomposition of . in the soil (Watanabe et al., 1989). Therefore, a knowledge of the mineralization of . N and the

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格言

Comparison of the availability of N from fresh vs dried ,logical developments of the rice plant. . requires about 30 days of growth to form a cover with an initial inoculum covering approximately 10% of the area. Thus, in practical terms, the maximum number of . incorporations that could be achieved during one rice crop is often limited to two. Because of

ARCHE

阐明

institute

繁重

Celiac-Plexus

K. S. Kumarasinghe,D. L. Eskewnen Pseudosklerose. Er konnte schließlich auch auf einige ältere Mitteilungen hinweisen, die Ähnliches zeigten. So hatten bereits 1854 ., 1888 ., 1890 . und 1892 . dieselbe Krankheit unter anderem Namen beschrieben. . nannte sie tetanoide Chorea und . 1896 und 1908 „allgemeine Chorea mit beiderseiti

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