4Thomson A J, Rogers H H. Yield and quality comp o2 nents in maize grown for silage[J]. J. Agric. Sci., 1968, 71: 393-403. 被引量:1
5Owen F G. Factors affecting nutritive value of corn and sorghum silage[J]. J. Dairy sci., 1967, 50: 404-416. 被引量:1
6Petrakieva J, Naidenov T. Effect of spacing and stage of development at harvesting on maize yield and nutritive value of the silage [J]. Zhivt.Nauk, 1965, 2: 611-621. 被引量:1
7Rutger J N, Crowder L V. Effect of population and row width on corn silage yields[J]. Agron. J., 1967, 59: 475-476. 被引量:1
8Greg J C, Daren D R, David C B. Plant density effects on tropical corn forage mass ,morphology, and nutritive value[J]. Agron. J., 1998, 90:93-96. 被引量:1