PENGARUH KONSENTRASI TAWAS TERHADAP KETUAAN DAN KETAHANAN LUNTUR WARNA PADA PENCELUPAN KAIN SUTERA DENGAN ZAT WARNA GAMBIR

Pengaruh Konsentrasi Tawas terhadap Ketuaan dan Ketahanan Luntur Warna pada Pencelupan Kain Sutera dengan Zat Warna Gambir

Zar warna gambir diperoleh dari hasil ekstrak tanaman gambir yang merupakan saah satu tanaman komoditi ekspor unggulan Sumatera Barat yang memberikan devisa cukup besar dengan prospek pengembangan yang cukup baik.Zat warna gambir adalah zat wama Elderberry / Sambucus alam jenis mordan-dye dan tidak tahan terhadap garam yang dipakai dalam pencucian.

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Effect of shading and nitrogen fertilization on nitrogen metabolism, essential oil content and antimicrobial activity of Achillea millefolium

The Achillea millefolium L.is a perennial herb with important antibacterial, antifungal, anti-inflammatory, antitumoral, and antioxidant properties.This research aimed to investigate the effect of shading (75%; black Lights (Off Road) net) and nitrogen fertilization (0, 75 and 150 kg urea ha-1) on the nitrogen metabolism, essential oil yield and an

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Isolation and structure of the fibril protein, a major component of the internal ribbon for Spiroplasma swimming

Spiroplasma, which are known pathogens and commensals of arthropods and plants, are helical-shaped bacteria that lack a peptidoglycan layer.Spiroplasma swim by alternating between left- and right-handed helicity.Of Golf Tees note, this system is not related to flagellar motility, which is widespread in bacteria.A helical ribbon running along the in

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