Effects of climate warming on net primary productivity in China during 1961-2010.

Ecol Evol · 2017 · PMC5587471 · PMID 28904755

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a negative trendno p-value reported

( 2011 ) and Zhao and Running ( 2010 ), which also found a negative trend for NPP in Northeast and North China.

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a decreasing trendno p-value reported

In Northeast and North China as well as Inner Mongolia, NPP showed a decreasing trend in regions where temperature increased by more than 1°C while precipitation decreased (Table 2 ).

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an increasing trendno p-value reported

Total NPP in China showed an increasing trend during 1961–2010, with an increase in 0.006 Pg C/year (Figure 2 c).

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.