Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 8,193 results
The roots are laid on a flat surface and the number of intersections between the roots and random straight lines are counted. Total root length is the...
Read moreIn experiments begun in 1958 in Baringo District Kenya, the Holt IXa bush control machine was used ± grass sowing and subsequent burning in a grazing ...
Read moreThe weed seed populations built up in the top 6 in. of soil in land on which vegetable crops have been grown for long periods, was estimated from soil...
Read morecf. F.A. 26 No. 3735.] Describes the effects of the machine oil land rendered unproductive by a mature stand of Tarchonanthus [camyphoratus]/Acacia [s...
Read moreTabular data are given on landform, soil, vegetation and 9 categories of agricultural potential for 52 areas indicated on a map of the survey region.-...
Read moreThe rate of evaporation from a crop is expressed in terms of weather parameters and a quantity rS derived from profiles of temperature, humidity, and ...
Read moreCotton was grown with 15, 45, 60 and 90 cm of irrigation water, applied before sowing. After irrigation there were 10, 28, 45 and 60 cm of available w...
Read moreYield of grain from oats sown late (28 Apr.) and sprayed twice in May with 0.5% parathion was about 33% greater than that of untreated oats.-R.B.
Read moreThe percentage of florets of the Trifolium pratense varieties Altaswede, Berry's and Essex which set seed when visited by Apis mellifera and Bombus ag...
Read moreAnnual determinations were made of the numbers of viable weed seeds in the soil on plots of a 9-year experiment with vegetable crops in which 4 primar...
Read more