نتایج جستجو برای: pigeon manure and saw dust
تعداد نتایج: 16840759 فیلتر نتایج به سال:
The use of litter and manure in welfare-oriented systems for laying hens may negatively affect the air quality and the work environment. The objective of the current case study was to compare concentrations of ammonia, dust and bacteria in 3 such systems: 1) a floor housing system, 2) a multilevel system, and 3) a system with furnished cages. Data was collected from 3 houses of each type, and 1...
A total of 200 crossbred pigs (castrated males and females) were used in five replicates to evaluate the influence of rearing conditions for fattening pigs on growth performance, manure production and gaseous emissions. Approximately at 36 kg body weight (BW), littermates were allocated to either a conventional (fully slatted floor, 0.65 m2/pig, considered as control, CON) or an alternative (sa...
RECYCLED POLYETHYLENE BONDED PARTICLE BOARD FROM PULPED AND UNPULPED GMELINA ARBOREA SAW DUST WASTES
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