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Search: authors:"Leonardo Bianco de Carvalho"

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Interferência de caruru-de-mancha, maria-pretinha, picão-preto e tiririca em tomateiro industrial

The objective of the present research was to study the effect of interference of slender amaranth (Amaranthus viridis), American black nightshade (Bidens pilosa), purple nutsedge (Cyperus rotundus) and hairy beggarticks (Solanum americanum) on height, leaf area, chlorophyll content, dry mass and macronutrients accumulation and fruits fresh mass of processing tomato. The...

Nutritional Status of the Cauliflower Cultivar ‘Verona’ Grown with Omission of out Added Macronutrients

Knowledge of plant nutritional status allows an understanding of the physiological responses of plants to crop fertilization. A hydroponic experiment evaluated the symptoms of macronutrient deficiency in cauliflower ‘Verona’ and determined: a) the macronutrient contents of foliar tissues when visual symptoms were observed, b) macronutrients content of foliar and inflorescence...