ORIGINAL RESEARCH
		
		 
	
	
	
		A Comparison of Soil CO2 Efflux Rate
in Young Rubber Plantation, Oil Palm Plantation, Recovering and Primary Forest Ecosystems
of Malaysia
	
	
		Hosea Kato Mande1, Ahmad Makmom Abdullah2, Ahmad Zaharin Aris3, Ahmad Ainuddin Nuruddin4
		
			
			Pol. J. Environ. Stud. 2014;23(5):1649-1657
		
		
			
	
	 
	
		
		
 
		
		
	
			ORIGINAL RESEARCH
		
		 
	
	
	
		Changes in Soil Carbon, Nitrogen,
and Phosphorus along a Chronosequence
of Caragana microphylla Plantation,
Northwestern China
	
	
		Jia-Bin Liu1, Yu-Qing Zhang1,2, Bin Wu1,2, Shu-Gao Qin1,2, Xin Jia1,2, Wei Feng1
		
			
			Pol. J. Environ. Stud. 2014;23(2):385-391