Effects of Micronutrient Deficiencies on Mineral Composition, Nitrogen Fractions, Ascorbic Acid and Burn of Tobacco Grown to Flowering in Water Culture.
作者信息
Steinberg R A, Specht A W, Roller E M
机构信息
FIELD CROPS RESEARCH BRANCH, U. S. DEPARTMENT OF AGRICULTURE, BELTSVILLE, MARYLAND.