News Update on Agronomy Research: May – 2019

Agronomy of White Clover

This chapter focuses on scientific agriculture of shamrock (Triflium repens L.). shamrock is that the most significant pasture legume in temperate zones of the globe. it’s important  owing to its wide environmental condition vary, the high biological process quality and edibility of its herbaceous plant, and also the vital contribution it makes to the economy of grass/white herbaceous plant pastures by fixation of region N, particularly within the absence of chemical N. shamrock is often delineated  as a creep, much-branched perennial. shamrock grows on margin verges and in natural pastures throughout the globe wherever environmental condition and soil conditions square measure appropriate, however it’s seeded deliberately in pastures chiefly in North America, New island, and geographical area. shamrock is employed chiefly as a part of mixed grass/clover swards, that square measure sometimes touched in place. it’s not mature in monoculture owing to the difficulties of keeping such swards weed free, low annual herbaceous plant production, its short season, and concern regarding bloat and doable fruitful issues in grazing eutherian. within the European Economic Community (EEC) countries, about 3,000 heaps of shamrock seed is employed every year, of that the uk sows regarding simple fraction. This chapter relies for the most part on add northwestern Europe and New island, however literature on work from alternative countries is additionally cited wherever relevant. [1]

Agronomy for Sustainable Agriculture: A Review

Sustainability rests on the principle that we tend to should meet the wants of the current while not compromising the power of future generations to satisfy their own needs. Starving individuals in poor nations, fleshiness in made nations, increasing food costs, on-going climate changes, increasing fuel and transportation prices, flaws of the world market, worldwide chemical pollution, persecutor adaptation and resistance, loss of soil fertility and organic carbon, eroding, decreasing multifariousness, geologic process, and so on. Despite new advances in sciences permitting United States of America to go to planets and disclose subatomic particles, serious terrestrial problems regarding food show clearly that standard agriculture isn’t any longer suited to feeding humans and conserving ecosystems. property agriculture is an alternate for finding basic Associate in Nursingd applied problems associated with food production in an ecological manner [Lal (2008) Agron. Sustain. Dev. 28, 57–64]. whereas standard agriculture is driven virtually entirely by productivity and profit, property agriculture integrates biological, chemical, physical, ecological, economic and social sciences during a comprehensive thanks to develop new farming practices that are safe and don’t degrade the environment. to deal with current agronomic problems and to market worldwide discussions and cooperation we tend to enforced sharp changes at the journal scientific agriculture for property Development from 2003 to 2006. Here we tend to report (1) the results of the renovation of the journal and (2) a brief summary of current ideas of agronomic analysis for property agriculture. thought-about for an extended time as a soft, aspect science, scientific agriculture is rising quick as a central science as a result of current problems are regarding food, and humans eat food. This report is that the introductory article of the book property Agriculture, volume 1, revealed by automatic data processing Sciences and Springer (Lichtfouse et al., 2009, this book). [2]

Genetic improvement and agronomy for enhanced wheat competitiveness with weeds

The fast development of weed killer resistance in weeds, and environmental imperatives, have forced the thought of non-chemical techniques like crop competition for weed management. This review of wheat–weed competition examines the plant traits related to wheat fight, and also the opportunities for plant breeding or manipulating crop scientific discipline to differentially favour the expansion of the crop. several studies have verified that enhancing crop competitive ability will scale back weed seed production and crop yield loss, though variety of difficulties in conducting this analysis area unit known and suggestions area unit created for improvement. It remains to be seen whether or not crop fight are going to be thought-about as a priority by farmers and plant breeders. Farmers need precise info on the dependableness of agronomical factors like raised crop seeding rate or selection of selection for enhancing crop competitive ability in several environments. Plant breeders got to apprehend that plant traits to include in varieties to extend competitive ability. a radical analysis of the advantages and prices of enhancing wheat fight is required. Competitive wheat crops ought to be offered as a part of reliable and economical integrated weed management packages for farmers. [3]

Bibliography of Soil Science, Fertilizers and General Agronomy, 1931–1934

IN 1929–1930, eight Imperial agricultural bureaux were came upon to act as clearing homes of data on totally different aspects of agricultural analysis and follow for the employment of analysis and consultive officers in theColonies and Dominions. one in all of} their functions has been to issue abstracts of all the vital papers and reports printed in every country that bear on their individual subjects. The book below review is AN index of all the papers abstracted by the Imperial Bureau of Soil Science, one among these eight bureaux, throughout the four years it’s been supply abstracts. It covers all the agricultural aspects of the work worn out soil science, and in soil and crop management, however is simply involved with plant breeding, plant diseases or agriculture in to date as they rely upon the soil or its management. [4]

Estimation of Combining Ability and Gene Actions in Maize for Grain Yield and Selected Agronomic Traits under Contrasting Soil Nitrogen Conditions

Background: High price, cropping pressure on soil and global climate change are presently move constraint to maize production in continent. Development of, and genetic studies on tailored forms of the crop can be helpful to beat the challenge.

Aim: to see combining ability and cistron actions of the maize inbred lines in their crosses underneath contrastive N conditions.

Materials associated Methods: a hundred and fifty hybrid maize generated from twenty inbred lines were evaluated in 2014 and 2015 in low and best N conditions in an experiment set come in nineteen × eight lattice style with 3 replicates. Days to flowering (DTA) and days to silking (DTS) were counted. Anthesis-silking-interval (ASI) and grain yield (GY) were calculable. Plant and ear heights were measured whereas keep inexperienced (SG), plant side (PASP) and ear aspect (EASP) were scored. Analysis of variance was performed on the information collected. the overall combining ability (GCA), specific combining ability (SCA) and relative contribution of aircraft landing and SCA on issue for scientific discipline performance were conjointly calculable. [5]

Reference

[1] Frame, J. and Newbould, P., 1986. Agronomy of white clover. In Advances in agronomy (Vol. 40, pp. 1-88). Academic Press. (Web Link)

[2] Lichtfouse, E., Navarrete, M., Debaeke, P., Souchère, V., Alberola, C. and Ménassieu, J., 2009. Agronomy for sustainable agriculture: a review. In Sustainable agriculture (pp. 1-7). Springer, Dordrecht. (Web Link)

[3] Lemerle, D., Gill, G.S., Murphy, C.E., Walker, S.R., Cousens, R.D., Mokhtari, S., Peltzer, S.J., Coleman, R. and Luckett, D.J., 2001. Genetic improvement and agronomy for enhanced wheat competitiveness with weeds. Australian Journal of Agricultural Research, 52(5), pp.527-548. (Web Link)

[4] Bibliography of Soil Science, Fertilizers and General Agronomy, 1931–1934

  1. W. R.

Naturevolume 138, page485 (1936) (Web Link)

[5] Ogunniyan, D. J., Olakojo, O. O., Olowolafe, M. O. and Agbeleye, O. A. (2019) “Estimation of Combining Ability and Gene Actions in Maize for Grain Yield and Selected Agronomic Traits under Contrasting Soil Nitrogen Conditions”, Journal of Experimental Agriculture International, 29(3), pp. 1-11. doi: 10.9734/JEAI/2019/45162. (Web Link)

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