نتایج جستجو برای: growth performances
تعداد نتایج: 866051 فیلتر نتایج به سال:
this study evaluated the effects of drinking thyme essence (dte) (zero, 0.10, 0.15 and 0.20 ml/l) on growth performance, immune response and changing of intestinal bacterial population in broiler chickens. a total number of 500 day old male broiler chicks (ross 308), were randomly assigned to 4 treatments with 5 replicates and 25 chickens per each, based on a completely randomized design (crd)....
Numerous papers have examined the effect of national income on FDI using cross-country data, including in developing countries. However, few focus one specific region, particularly ASEAN This study analyzes GDP growth ASEAN-5 countries from 2004 to 2019. Panel data regression with fixed estimation was performed document relationship between and FDI. Using some macroeconomic control variables, f...
Infection with gastro-intestinal nematodes (GIN) is one of the most prevalent diseases affecting small ruminants in the tropics. Mixed grazing between sheep and cattle reduces infection of the small ruminants and improves growth performances (Mahieu et al., 1997). Also, it is possible to select Creole goats on resistance to GIN during the post weaning growth and the periparturient period (Mando...
Remote predictions of the nitrogen nutrition index (NNI) are useful for precise nitrogen (N) management in the field. Several studies have recommended two methods for estimating the NNI, which are classified as mechanistic and semi-empirical methods in this study. However, no studies have been conducted to thoroughly analyze and compare these two methods. Using winter wheat as an example, this ...
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