#nitrogen levels

STUDIES ON WEED COMPETITION AND PERFORMANCE OF VARIOUS HERBICIDES UNDER DIFFERENT SOWING DATES AND NITROGEN LEVELS IN RAINFED COTTON (Gossypium hirsutum L.)

Abstract:

Two field experiments were carried out at the University Farm, Samaru, Zaria, in the northern guinea savanna zone during 1981 wet season. Experiment I referred as “weed competition study” consisted of two main plot treatments of…

THE EFFECT OF NITROGEN LEVELS AND SOURCES ON YIELD, YIELD COMPONENTS AND OTHER AGRONOMIC CHARACTERS OF TWO SORGHUM (Sorghum bicolor (L) Moench) VARIETIES.

Abstract:

A field experiment was conducted in 1992 wet season, on the farm of Institute for Agricultural Research Samaru(ll° 11′ N 07° 38′ E),to evalute the effect of level and sources of nitrogen on yield, yield components and other agronomic…

THE EFFECT OF NITROGEN LEVELS AND INTRA-ROW SPACING ON THE GROWTH AND YIELD OF WATER MELON (Citrullus lanatus Thumb Mansf.)

Abstract:

An experiment was conducted at the National Horticultural Research Institute Farm Bagauda, Kadawa (11o39’N,8°02’E) in the Northern Guinea Savanna Ecological zone during 1992/93 dry season to determine the effect of varying nitrogen levels and intra-row spacing on…