Elements of Agricultural Chemistry Thomas Anderson 30 İndirim — Thomas Anderson

Thomas Anderson tarafından kaleme alınan Elements of Agricultural Chemistry Platanus Publishing eseri olarak okurlarla buluşuyor Elements of Agricultural Chemistry Thomas Anderson Kitap Özeti That the phenomena of vegetation are dependent on certain chemical changes occurring in the plant by which the various elements of its food are elaborated and converted into vegetable matter was ver y early recognised by chemists and long before the correct principles of that science were established Van Helmont maintained that plants derived their nourishment from water while Sir Kenelm Digby Hook Bradley and others attributed an equally exclusive influence to air and enlarged on the practical importance of the conclusions to be deduced from their views These opinions which were little better than hypotheses and founded on ver y imperfect chemical data are mentioned by Jethro Tull the father of modern agriculture only to deny their accuracy and he contended that the plants absorb and digest the finer particles of the earth and attributed the success of the particular system of husbandr y he advocated to the comminution of the soil by which a larger number of its particles are rendered sufficiently small to permit their ready absorption by the roots Yayınevi Platanus Publishing Yazar Thomas Anderson Sayfa 310 Sayfa Kağıt 2 Hamur Boyut 14 00x21 00 cm Basım Yılı Temmuz 2020 Barkod 9786257907088 Kategori Bilim Mühendislik Yabancı Dilde Kitaplar Kimya