نتایج جستجو برای: hay yield
تعداد نتایج: 204002 فیلتر نتایج به سال:
BACKGROUND We wondered whether short-term coseasonal sublingual immunotherapy (SLIT) can reduce the development of asthma in children with hay fever in an open randomized study. OBJECTIVE We sought to determine whether SLIT is as effective as subcutaneous immunotherapy in reducing hay fever symptoms and the development of asthma in children with hay fever. METHODS One hundred thirteen child...
Introduction The use of hay-only winter feeding programs is expensive and contributes significantly to the overall cost of cow ownership. Producers should examine the use of alternative winter feeding strategies that reduce the dependence on hay and reduce input costs for the cow-calf production system. A backup plan, however, for the inevitable drought or ice/ snow cover days will require a st...
The study was carried out to determine the most effective, efficient, and profitable combination offertilizer regime and pineapple residue management practice for pineapple grown on tropical peat. Three residue management practices, namely; (i) In situ decomposition of pineapple residue without any disturbance (R1), (ii) Stacking of pineapple residue slashed and raked from 0.6 m x 10 m beds int...
There is ample evidence that our current fiber-based marketing system is inadequate in predicting some of the most important features of alfalfa and other hay products. Worse, our current system has the potential for abuses. Seven of these abuses are described here. One key misuse is the over-emphasis of small differences in fiber concentration (as translated to TDN or RFV), while ignoring impo...
the aetiology behind odor-related chronic somatic symptoms (o-rcss) is unknown, although both immunological and psychiatric causes have been suggested. the aim of this study was to investigate the occurrence of self-reported asthma and hay fever and psychiatric symptoms in individuals having o-rcss compared to individuals with similar chronic somatic symptoms (css) which were not odors-related,...
This experiment was carried out to study the effect of a directly fed exogenous fibrolytic enzyme on intake and digestion of DM, OM, protein, NDF, ADF, and hemicellulose of alfalfa and ryegrass hay by sheep. Four diets were randomly assigned to four ruminally cannulated lambs using a 4 x 4 Latin square design, repeated in time, with a factorial arrangement (2 x 2) of diets: 1) alfalfa hay; 2) a...
To visualize and localize specific bacteria associated with plant materials, a new fluorescence in situ hybridization (FISH) protocol was established. By using this protocol, we successfully minimized the autofluorescence of orchard grass hay and detected rumen bacteria attached to the hay under a fluorescence microscope. Real-time PCR assays were also employed to quantitatively monitor the rep...
The response of montane and subalpine hay meadow plant and arthropod communities to the application of liquid manure and aerial irrigation - two novel, rapidly spreading management practices - remains poorly understood, which hampers the formulation of best practice management recommendations for both hay production and biodiversity preservation. In these nutrient-poor mountain grasslands, a mo...
This research was conducted in order to determine chemical composition, gas production parameters, in vitro digestibility and ruminal degradability of Acroptilon repens at different phonological stages (vegetative, flowering and seeding) and its comparison with alfalfa hay and wheat straw in Completely Randomized Design. For this purpose, Acroptilon repens was prepared in three stages of growth...
I . In four feeding experiments with sheep the utilization of proteins contained in lucerne hay and of those in toasted soya-bean meal (SBM), representing a roughage and concentrate feed respectively, were examined. The ration of one group of animals contained lucerne hay as sole source of digestible protein and that of the other SBM. 2. Measurements of the nitrogen balance showed clearly the s...
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