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v j g houba
2 cilt bulundu.
Cilt sonuçları
Effect of nitrogen dressings on growth and development of sugar-beet
V. J. G. Houba · Centre for Agricultural Publishing and Documentation
65 sayfa · 1973
Sugar beet / Nitrogen fertilizers
Plant Analysis Manual
I. Walinga, J. J. Van Der Lee, V. J. G. Houba, W. van Vark, I. Novozamsky · Springer London, Limited
257 sayfa · 2012
Kategori yok