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Laboratory Production of Biofuels and Biochemicals from a Rapeseed Oil through Catalytic Cracking Conversion

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Published on: September 2, 2016

Canola as a potential forage.

Amir Reza Safaei¹, Yousef Rouzbehan¹, Majid Aghaalikhani²

¹Department of Animal Science, Faculty of Agriculture, Tarbiat Modares University, Tehran, Iran.

Translational Animal Science

|August 15, 2022

Summary

This summary is machine-generated.

The Orient canola cultivar offers superior nutritive quality for ruminants compared to other canola varieties and green-winter barley, showing higher crude protein and metabolizable protein. Its nutritional profile makes it a promising forage option.

Keywords:

canola forage nutritional value predicted dry matter intake, sheep

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Area of Science:

Agricultural Science
Animal Nutrition
Forage Quality Assessment

Background:

Canola (Brassica napus L.) is a potential forage crop for early-spring grazing.
Evaluating the nutritional value of different canola cultivars is crucial for livestock feeding.
Comparison with established forages like green-winter barley (GWB) provides context for adoption.

Purpose of the Study:

To compare the nutritive quality of four canola cultivars (Orient, Midas, Global, Hybrid) with GWB.
To assess yields, chemical composition, in vitro gas production, in situ protein degradation, and predicted dry matter intake.
To determine the suitability of these forages for ruminant nutrition.

Main Methods:

Four canola cultivars and GWB were harvested in early spring.
Evaluated parameters included dry matter yield, organic matter, crude protein, fiber fractions (NDF, ADF, lignin), in vitro gas production, in situ crude protein degradation, and predicted dry matter intake.
Statistical analysis used a randomized complete block design with SAS software.

Main Results:

Orient canola cultivar exhibited the highest dry matter yield. Orient and Midas showed higher crude protein, organic matter disappearance, effective rumen degradable protein, metabolizable protein, and predicted dry matter intake compared to Global and Hybrid.
Canola cultivars had glucosinolate levels below detrimental thresholds for ruminants.
GWB had higher dry matter yield and digestible undegradable protein but lower organic matter disappearance, effective rumen degradable protein, and metabolizable protein compared to winter canola cultivars.

Conclusions:

Nutritional quality variations among canola cultivars were minimal, with Orient being the best.
Orient canola cultivar demonstrated nutritional quality comparable to, and in some aspects superior to, GWB.
Canola, particularly the Orient cultivar, presents a valuable forage option for ruminant livestock.