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r k kirsch
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Cilt sonuçları
Effects of sawdust mulches
R. K. Kirsch · Agricultural Experiment Station, Oregon State College
16 sayfa · 1959
Wood waste as mulch, soil conditioner
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Yükleniyor
Yazar
1 cilt bulundu.
R. K. Kirsch · Agricultural Experiment Station, Oregon State College
16 sayfa · 1959
Wood waste as mulch, soil conditioner