Претраживање
Приказ резултата 1-10 од 25
The most important aspects of the programme for prevention and control of mastitis in cows / Najznačajniji aspekti programa sprečavanja pojave i suzbijanja mastitisa krava
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
Nowadays all dairy farms are encouraged to practice mastitis control, with the aim to reduce the spread of casual agents of the disease, as well as to contribute to the maintenance of milk quality. The programme used for ...
Effects of Holstein on milk production and fertility of black pied cattle / Uticaj Holštajna na mlečnost i plodnost crno-belih goveda
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The introduction of Holstein-Friesian genes into European Black Pied cattle populations is important for the milk production improvement. new genotypes, with significantly higher milk and fat yield and some reduction of ...
Technical achievements and demands of milking machines / Tehnička dostignuća i zahtevi prema aparatima za mužu
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The technical development of milking plants is a continuous process in terms of global modernization and technical progress. Milking equipment has been improved with main goal to achieve a safe and complete milking process. ...
Carbohydrate balancing in diets for cows / Balansiranje ugljenih hidrata u obrocima za krave
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
Carbohydrate balancing in order to achieve maximum energy intake with simultaneous providing adequate quantities of fiber in the diet is a very complex problem in feeding of all high producing ruminants, particularly dairy ...
Effects of red clover and Italian ryegrass share on silage quality and nutritive value / Uticaj udela crvene deteline i italijanskog ljulja na kvalitet i hranljivu vrednost silaže
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The silage mass of the first-cut of red clover (TP), the variety K-17 at the flowering stage, and of Italian ryegrass (LI), the variety K-13 at the full heading stage, was ensiled. Ensiling was done in a single culture and ...
Effects of pregnant sheep feeding on wool yield and live weight of lambs / Uticaj ishrane gravidnih ovaca na prinos vune i telesnu masu jagnjadi
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The purpose of this investigation was to increase wool yield, live weight and gain of lambs by better feeding of pregnant sheep. Sheep in the treatment A were at a lower feeding level than those in the treatment B. After ...
The heritability of milk production traits under different conditions of cattle production / Heritabnost osobina mlečnosti u različitim uslovima proizvodnje mleka goveda
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The selection base is in the end reduced to selecting the best male and female and their matting in order to develop a progeny superior to parents for selected traits. Applied methods for the production improvement depend ...
Effects of high environmental temperatures on feeding behavior of cows and milk production / Uticaj visokih temperatura sredine na hranidbeno ponašanje krava i proizvodnju mleka
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The effects of high air temperatures and high relative air humidity (from the beginning of May till the end of September) on feeding behavior of cows, milk production and milk fat, were observed in black-pied breed on seven ...
Effects of enzyme mixture addition and nutrition pattern on production traits of weaned piglets / Efekat dodavanja enzimske smeše i načina ishrane na proizvodne sposobnosti odlučene prasadi
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
With the aim to investigate the effect of adding enzyme mixture in the diet of weaned piglets and the nutrition pattern on their productive traits, the trial was performed with 56 piglets classified into 4 groups. The ...
Effects of different percent of undegradable proteins in the total dietary protein on physical properties of wool fibre / Uticaj različitog udela nerazgradivih proteina u ukupnom nivou proteina obroka na fizičke osobine vunenog vlakna
(Savez poljoprivrednih inženjera i tehničara, Beograd, 2000)
The results obtained on the influence of different percents of undegradable proteins in the total dietary protein on physical properties of wool fibre in F1 lamb generation (Pramenka x Virtemberg) did not show significant ...