Los Hongos Formadores de Micorrizas Arbusculares (HFMA) ayudan al intercambio y movilidad nutrientes asociarse con plantas, mejorando los cultivos. Por tanto, el objetivo fue evaluar HFMA en dos variedades caña azúcar para panela la localidad Suaita, Santander. Se estableció un diseño bloques azar, tres repeticiones cuatro tratamientos (T1: Acaulospora mellea, T2: Rhizoglomus irregulare, T3: Co...

Using partial DNA sequence data from nuclear 28S and 18S genes and mitochondrial 16S and COI genes, we reconstructed a phylogeny of the family Eurytomidae. Both maximum parsimony and Bayesian methods were employed. The analysis revealed a significant incongruence between the mitochondrial genes and the nuclear genes, and we chose the results from the nuclear genes as our preferred hypothesis. O...

Abstract Caryocar brasiliense Camb. (Malpighiales: Caryocaraceae) is widely distributed in the Brazilian savanna and its fruits are used by humans for food, production of cosmetics, lubricants, pharmaceutical industry. This plant damaged galling insects. Number these insects their parasitoids was recorded, field (galls) laboratory (adults emerged from galls), three C. crown heights, during year...

FIG. 9. Direct contact photography of Armillaria mellea hyphae by its own light. Kodak Microfile, 3-hr exposure. Negative photomicrographed; figutre constitutes a negative print. Arrows indicate clamp connections. X 1,200. FIG. 10. Direct contact photography of Armillaria mellea by its own light. Polaroid Type 55 P/N filn, 30-min exposure. Negative photomicrographed on Microfile film, figuire c...

Armillaria is a primary root rot pathogen of tea (Camellia sinensis) in Kenya. The main species presently described in this country are A. mellea and A. heimii. A survey covering fourteen districts of Kenya was carried out and forty-seven isolates of Armillaria collected. Cultural morphology, rhizomorph characteristics, somatic incompatibility and features of basidiomata were used to characteri...