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1
artículo
Quantitative characters based on 19 morphostructural variables from 23 adult females of the newly recovered «Cabra Catalana» goat were studied. The sample corresponded to animals located in the same foundational herd in Catalunya, NE Spain. Studied animals presented medium homogeneity and low harmony degrees. It is suggested that breed standards must be prepared in order to officially recognize this population.
2
artículo
A survey was conducted in order to study changes in body measurements in the Chiapas sheep breed. For this purpose 66 males and 79 females of various ages were measured: body weight, chest girth, knee perimeter, cannon perimeter, coronne perimeter, hock perimeter and ear length. The study reflects a regional change according to age, which are not isometrical. Body weight and chest girth are the most discriminative variables, which presented identical age regression trajectories for both sexes (F=1.006, p=0.317). Although body weight in adult male (>12 months, n=56) was greater than those of females (n=64) (U=1320, p=0.014), and no differences appeared for chest girth (U=1720, p=0.704), regression trajectories for both traits appeared similar.
3
artículo
The aim of this study was to carry out the systematic classification in related groups and based on morphological similarities of 19 breeds of hens of the Mediterranean group. These breeds were 15 Spanish (Alicantina, Andaluza Azul, Cara Blanca, Castellana Negra, Empordanesa, Flor d’Ametller, Mallorquina, Menorquina, Murciana, Pairal, Penedesenca, Prat, Sobrarbe, Utrerana and Valenciana de Chulilla) and four Italians (Italiana, Livorno, Mericanel della Brianza and Paduana). The analysis included the evaluation of 17 qualitative morphological characteristics and was based on the principle of parsimony using Fitch method. The resulting phylogram should be interpreted as a group tree concerning the morphological relationships between breeds and not as a phylogenetic tree because does not allow a clear clustering of breeds according to their origin of purpose. This, together with the rates...
4
artículo
Fifteen glands from clinically healthy bovine calves were evaluated using geometric morphometry methods. The right and left lobes were studied separately, comparing their differences in size and shape. The results reflected the presence of fluctuating asymmetry for the shape; that is, a deviation from the symmetry between lobes expected for this bilateral structure. No directional asymmetry was found. It is assumed that the degree of asymmetry is completely physiological; That is, fluctuating asymmetry, commonly used as a measure of developmental instability, would not represent in the case studied an inability of the gland to maintain its normal physiology.
5
artículo
Quantitative characters based on 19 morphostructural variables from 23 adult females of the newly recovered «Cabra Catalana» goat were studied. The sample corresponded to animals located in the same foundational herd in Catalunya, NE Spain. Studied animals presented medium homogeneity and low harmony degrees. It is suggested that breed standards must be prepared in order to officially recognize this population.
6
artículo
A survey was conducted in order to study changes in body measurements in the Chiapas sheep breed. For this purpose 66 males and 79 females of various ages were measured: body weight, chest girth, knee perimeter, cannon perimeter, coronne perimeter, hock perimeter and ear length. The study reflects a regional change according to age, which are not isometrical. Body weight and chest girth are the most discriminative variables, which presented identical age regression trajectories for both sexes (F=1.006, p=0.317). Although body weight in adult male (>12 months, n=56) was greater than those of females (n=64) (U=1320, p=0.014), and no differences appeared for chest girth (U=1720, p=0.704), regression trajectories for both traits appeared similar.
7
artículo
The aim of this study was to carry out the systematic classification in related groups and based on morphological similarities of 19 breeds of hens of the Mediterranean group. These breeds were 15 Spanish (Alicantina, Andaluza Azul, Cara Blanca, Castellana Negra, Empordanesa, Flor d’Ametller, Mallorquina, Menorquina, Murciana, Pairal, Penedesenca, Prat, Sobrarbe, Utrerana and Valenciana de Chulilla) and four Italians (Italiana, Livorno, Mericanel della Brianza and Paduana). The analysis included the evaluation of 17 qualitative morphological characteristics and was based on the principle of parsimony using Fitch method. The resulting phylogram should be interpreted as a group tree concerning the morphological relationships between breeds and not as a phylogenetic tree because does not allow a clear clustering of breeds according to their origin of purpose. This, together with the rates...