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Reg & Main - Physical/chemical/biological conditions
The effect of mineral and organic nutrient input on yields and nitrogen balances in western Kenya
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about The effect of mineral and organic nutrient input on yields and nitrogen balances in western Kenya
Smallholder Tree Growing in Philippine Back Yards: Homegarden Characteristics in Different Environmental Settings
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about Smallholder Tree Growing in Philippine Back Yards: Homegarden Characteristics in Different Environmental Settings