SAMPLING SOIL AND FOLIAGE IN A PINE PLANTATION

[1] COCHRAN WG, 1961, SAMPLING TECHNIQUES

[2] SPATIAL AND SEASONAL-VARIATIONS IN SOIL, LITTER AND GROUND VEGETATION IN SOME LAKE DISTRICT WOODLANDS [J]. JOURNAL OF ECOLOGY, 1963, 51 (01) : 97 - 112

[3] MADER DONALD L., 1963, SOIL SCI SOC AMER PROC, V27, P707

[4] TRUOG EMIL, 1930, JOUR AMER SOC AGRON, V22, P874

[5] WELLS C. G., 1960, SOIL SCI SOC AMER PROC, V24, P189

[1] COCHRAN WG, 1961, SAMPLING TECHNIQUES

[2] SPATIAL AND SEASONAL-VARIATIONS IN SOIL, LITTER AND GROUND VEGETATION IN SOME LAKE DISTRICT WOODLANDS [J]. JOURNAL OF ECOLOGY, 1963, 51 (01) : 97 - 112

[3] MADER DONALD L., 1963, SOIL SCI SOC AMER PROC, V27, P707

[4] TRUOG EMIL, 1930, JOUR AMER SOC AGRON, V22, P874

[5] WELLS C. G., 1960, SOIL SCI SOC AMER PROC, V24, P189